diff --git a/Makefile b/Makefile
index 04c2d19..9bcbdc3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,18 @@
-protocols:
-	protoc -I/usr/local/include -I. -I${GOPATH}/src --go_out=:. --go-grpc_out=:. plagiarism/grpc_plagiarism.proto
-	protoc -I/usr/local/include -I. -I${GOPATH}/src --go_out=:. --go-grpc_out=:. scrape/grpc_scrape.proto
-	protoc -I/usr/local/include -I. -I${GOPATH}/src --go_out=:. --go-grpc_out=:. compare/grpc_compare.proto
-	protoc -I/usr/local/include -I. -I${GOPATH}/src --go_out=:. --go-grpc_out=:. enrich/grpc_enrich.proto
+BUF_VERSION=1.1.0
+
+help: ## Print Help
+	@awk 'BEGIN {FS = ":.*?## "} /^[a-zA-Z_-]+:.*?## / {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}' $(MAKEFILE_LIST)
+
+buf-install: ## Install buf
+	curl -sSL \
+    	"https://github.com/bufbuild/buf/releases/download/v${BUF_VERSION}/buf-$(shell uname -s)-$(shell uname -m)" \
+    	-o "$(shell go env GOPATH)/bin/buf" && \
+  	chmod +x "$(shell go env GOPATH)/bin/buf"
+
+proto-build: ## Generate protocol buffers
+	buf generate
+
+proto: proto-build ## Build protocol buffers
+
+.DEFAULT_GOAL := help
+.PHONY: help buf-install proto proto-build
diff --git a/README.md b/README.md
index a0affc1..418edda 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,10 @@
 # svc-proto
-plagiari.sm Proto Buffers. Make sure you use protoc 3.14.0.
+MediaWatch protocol buffers.
 
 ## Build the proto files
 ```bash
-$ make build
+# install buf (v1.1.0)
+make buf-install
+# build proto
+make proto
 ```
\ No newline at end of file
diff --git a/buf.gen.yaml b/buf.gen.yaml
new file mode 100644
index 0000000..ef3ca72
--- /dev/null
+++ b/buf.gen.yaml
@@ -0,0 +1,14 @@
+version: v1
+managed:
+  enabled: true
+  go_package_prefix:
+    default: github.com/plagiari-sm/svc-proto
+plugins:
+  - name: go
+    out: .
+    opt: paths=source_relative
+  - name: go-grpc
+    out: .
+    opt:
+      - paths=source_relative
+      - require_unimplemented_servers=false
\ No newline at end of file
diff --git a/buf.lock b/buf.lock
new file mode 100644
index 0000000..c91b581
--- /dev/null
+++ b/buf.lock
@@ -0,0 +1,2 @@
+# Generated by buf. DO NOT EDIT.
+version: v1
diff --git a/buf.yaml b/buf.yaml
new file mode 100644
index 0000000..60ff9c0
--- /dev/null
+++ b/buf.yaml
@@ -0,0 +1,16 @@
+version: v1
+lint:
+  use:
+    - BASIC
+  rpc_allow_same_request_response: true
+  except:
+    - PACKAGE_VERSION_SUFFIX
+    - SERVICE_SUFFIX
+    - PACKAGE_DIRECTORY_MATCH
+    - RPC_REQUEST_RESPONSE_UNIQUE
+    - RPC_REQUEST_STANDARD_NAME
+    - RPC_RESPONSE_STANDARD_NAME
+    - FIELD_LOWER_SNAKE_CASE
+breaking:
+  use:
+    - FILE
\ No newline at end of file
diff --git a/compare/grpc_compare.pb.go b/compare/grpc_compare.pb.go
index 7b565f9..9062d92 100644
--- a/compare/grpc_compare.pb.go
+++ b/compare/grpc_compare.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.14.0
+// 	protoc-gen-go v1.27.1
+// 	protoc        (unknown)
 // source: compare/grpc_compare.proto
 
 // Package name (~DNS)
@@ -9,7 +9,6 @@
 package compare
 
 import (
-	proto "github.com/golang/protobuf/proto"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
@@ -23,10 +22,6 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
-// This is a compile-time assertion that a sufficiently up-to-date version
-// of the legacy proto package is being used.
-const _ = proto.ProtoPackageIsVersion4
-
 type Meta struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -720,9 +715,16 @@ var file_compare_grpc_compare_proto_rawDesc = []byte{
 	0x0a, 0x0f, 0x43, 0x6f, 0x6d, 0x70, 0x61, 0x72, 0x65, 0x42, 0x79, 0x4e, 0x65, 0x77, 0x44, 0x6f,
 	0x63, 0x12, 0x10, 0x2e, 0x63, 0x6f, 0x6d, 0x70, 0x61, 0x72, 0x65, 0x2e, 0x41, 0x72, 0x74, 0x69,
 	0x63, 0x6c, 0x65, 0x1a, 0x11, 0x2e, 0x63, 0x6f, 0x6d, 0x70, 0x61, 0x72, 0x65, 0x2e, 0x52, 0x65,
-	0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x11, 0x5a, 0x0f, 0x63, 0x6f, 0x6d, 0x70,
-	0x61, 0x72, 0x65, 0x3b, 0x63, 0x6f, 0x6d, 0x70, 0x61, 0x72, 0x65, 0x62, 0x06, 0x70, 0x72, 0x6f,
-	0x74, 0x6f, 0x33,
+	0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x85, 0x01, 0x0a, 0x0b, 0x63, 0x6f, 0x6d,
+	0x2e, 0x63, 0x6f, 0x6d, 0x70, 0x61, 0x72, 0x65, 0x42, 0x10, 0x47, 0x72, 0x70, 0x63, 0x43, 0x6f,
+	0x6d, 0x70, 0x61, 0x72, 0x65, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x50, 0x01, 0x5a, 0x28, 0x67, 0x69,
+	0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x70, 0x6c, 0x61, 0x67, 0x69, 0x61, 0x72,
+	0x69, 0x2d, 0x73, 0x6d, 0x2f, 0x73, 0x76, 0x63, 0x2d, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x63,
+	0x6f, 0x6d, 0x70, 0x61, 0x72, 0x65, 0xa2, 0x02, 0x03, 0x43, 0x58, 0x58, 0xaa, 0x02, 0x07, 0x43,
+	0x6f, 0x6d, 0x70, 0x61, 0x72, 0x65, 0xca, 0x02, 0x07, 0x43, 0x6f, 0x6d, 0x70, 0x61, 0x72, 0x65,
+	0xe2, 0x02, 0x13, 0x43, 0x6f, 0x6d, 0x70, 0x61, 0x72, 0x65, 0x5c, 0x47, 0x50, 0x42, 0x4d, 0x65,
+	0x74, 0x61, 0x64, 0x61, 0x74, 0x61, 0xea, 0x02, 0x07, 0x43, 0x6f, 0x6d, 0x70, 0x61, 0x72, 0x65,
+	0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/compare/grpc_compare_grpc.pb.go b/compare/grpc_compare_grpc.pb.go
index ebc000a..6f1e3f1 100644
--- a/compare/grpc_compare_grpc.pb.go
+++ b/compare/grpc_compare_grpc.pb.go
@@ -62,7 +62,7 @@ func (c *gRPCCompareClient) CompareByNewDoc(ctx context.Context, in *Article, op
 }
 
 // GRPCCompareServer is the server API for GRPCCompare service.
-// All implementations must embed UnimplementedGRPCCompareServer
+// All implementations should embed UnimplementedGRPCCompareServer
 // for forward compatibility
 type GRPCCompareServer interface {
 	// Endpoint CompareByList
@@ -71,10 +71,9 @@ type GRPCCompareServer interface {
 	CompareById(context.Context, *DocId) (*Response, error)
 	// Endpoint CompareByNewDoc
 	CompareByNewDoc(context.Context, *Article) (*Response, error)
-	mustEmbedUnimplementedGRPCCompareServer()
 }
 
-// UnimplementedGRPCCompareServer must be embedded to have forward compatible implementations.
+// UnimplementedGRPCCompareServer should be embedded to have forward compatible implementations.
 type UnimplementedGRPCCompareServer struct {
 }
 
@@ -87,7 +86,6 @@ func (UnimplementedGRPCCompareServer) CompareById(context.Context, *DocId) (*Res
 func (UnimplementedGRPCCompareServer) CompareByNewDoc(context.Context, *Article) (*Response, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method CompareByNewDoc not implemented")
 }
-func (UnimplementedGRPCCompareServer) mustEmbedUnimplementedGRPCCompareServer() {}
 
 // UnsafeGRPCCompareServer may be embedded to opt out of forward compatibility for this service.
 // Use of this interface is not recommended, as added methods to GRPCCompareServer will
diff --git a/enrich/grpc_enrich.pb.go b/enrich/grpc_enrich.pb.go
index 012f64f..223f9d5 100644
--- a/enrich/grpc_enrich.pb.go
+++ b/enrich/grpc_enrich.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.14.0
+// 	protoc-gen-go v1.27.1
+// 	protoc        (unknown)
 // source: enrich/grpc_enrich.proto
 
 // Package name (~DNS)
@@ -9,7 +9,6 @@
 package enrich
 
 import (
-	proto "github.com/golang/protobuf/proto"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
@@ -23,10 +22,6 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
-// This is a compile-time assertion that a sufficiently up-to-date version
-// of the legacy proto package is being used.
-const _ = proto.ProtoPackageIsVersion4
-
 type Request struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -147,6 +142,8 @@ type NLP struct {
 	Entities  []*Entity `protobuf:"bytes,3,rep,name=entities,proto3" json:"entities,omitempty"`
 	Summary   string    `protobuf:"bytes,4,opt,name=summary,proto3" json:"summary,omitempty"`
 	Topics    []string  `protobuf:"bytes,5,rep,name=topics,proto3" json:"topics,omitempty"`
+	Claims    []string  `protobuf:"bytes,6,rep,name=claims,proto3" json:"claims,omitempty"`
+	Quotes    []string  `protobuf:"bytes,7,rep,name=quotes,proto3" json:"quotes,omitempty"`
 }
 
 func (x *NLP) Reset() {
@@ -216,6 +213,20 @@ func (x *NLP) GetTopics() []string {
 	return nil
 }
 
+func (x *NLP) GetClaims() []string {
+	if x != nil {
+		return x.Claims
+	}
+	return nil
+}
+
+func (x *NLP) GetQuotes() []string {
+	if x != nil {
+		return x.Quotes
+	}
+	return nil
+}
+
 type Data struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -351,7 +362,7 @@ var file_enrich_grpc_enrich_proto_rawDesc = []byte{
 	0x20, 0x01, 0x28, 0x09, 0x52, 0x0a, 0x65, 0x6e, 0x74, 0x69, 0x74, 0x79, 0x54, 0x65, 0x78, 0x74,
 	0x12, 0x1f, 0x0a, 0x0b, 0x65, 0x6e, 0x74, 0x69, 0x74, 0x79, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18,
 	0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0a, 0x65, 0x6e, 0x74, 0x69, 0x74, 0x79, 0x54, 0x79, 0x70,
-	0x65, 0x22, 0x9d, 0x01, 0x0a, 0x03, 0x4e, 0x4c, 0x50, 0x12, 0x1c, 0x0a, 0x09, 0x73, 0x74, 0x6f,
+	0x65, 0x22, 0xcd, 0x01, 0x0a, 0x03, 0x4e, 0x4c, 0x50, 0x12, 0x1c, 0x0a, 0x09, 0x73, 0x74, 0x6f,
 	0x70, 0x77, 0x6f, 0x72, 0x64, 0x73, 0x18, 0x01, 0x20, 0x03, 0x28, 0x09, 0x52, 0x09, 0x73, 0x74,
 	0x6f, 0x70, 0x77, 0x6f, 0x72, 0x64, 0x73, 0x12, 0x1a, 0x0a, 0x08, 0x6b, 0x65, 0x79, 0x77, 0x6f,
 	0x72, 0x64, 0x73, 0x18, 0x02, 0x20, 0x03, 0x28, 0x09, 0x52, 0x08, 0x6b, 0x65, 0x79, 0x77, 0x6f,
@@ -361,6 +372,9 @@ var file_enrich_grpc_enrich_proto_rawDesc = []byte{
 	0x18, 0x0a, 0x07, 0x73, 0x75, 0x6d, 0x6d, 0x61, 0x72, 0x79, 0x18, 0x04, 0x20, 0x01, 0x28, 0x09,
 	0x52, 0x07, 0x73, 0x75, 0x6d, 0x6d, 0x61, 0x72, 0x79, 0x12, 0x16, 0x0a, 0x06, 0x74, 0x6f, 0x70,
 	0x69, 0x63, 0x73, 0x18, 0x05, 0x20, 0x03, 0x28, 0x09, 0x52, 0x06, 0x74, 0x6f, 0x70, 0x69, 0x63,
+	0x73, 0x12, 0x16, 0x0a, 0x06, 0x63, 0x6c, 0x61, 0x69, 0x6d, 0x73, 0x18, 0x06, 0x20, 0x03, 0x28,
+	0x09, 0x52, 0x06, 0x63, 0x6c, 0x61, 0x69, 0x6d, 0x73, 0x12, 0x16, 0x0a, 0x06, 0x71, 0x75, 0x6f,
+	0x74, 0x65, 0x73, 0x18, 0x07, 0x20, 0x03, 0x28, 0x09, 0x52, 0x06, 0x71, 0x75, 0x6f, 0x74, 0x65,
 	0x73, 0x22, 0x25, 0x0a, 0x04, 0x44, 0x61, 0x74, 0x61, 0x12, 0x1d, 0x0a, 0x03, 0x6e, 0x6c, 0x70,
 	0x18, 0x01, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x0b, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e,
 	0x4e, 0x4c, 0x50, 0x52, 0x03, 0x6e, 0x6c, 0x70, 0x22, 0x72, 0x0a, 0x08, 0x52, 0x65, 0x73, 0x70,
@@ -370,12 +384,40 @@ var file_enrich_grpc_enrich_proto_rawDesc = []byte{
 	0x12, 0x18, 0x0a, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x03, 0x20, 0x01, 0x28,
 	0x09, 0x52, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x12, 0x20, 0x0a, 0x04, 0x64, 0x61,
 	0x74, 0x61, 0x18, 0x04, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x0c, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63,
-	0x68, 0x2e, 0x44, 0x61, 0x74, 0x61, 0x52, 0x04, 0x64, 0x61, 0x74, 0x61, 0x32, 0x34, 0x0a, 0x06,
-	0x45, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x12, 0x2a, 0x0a, 0x03, 0x4e, 0x4c, 0x50, 0x12, 0x0f, 0x2e,
-	0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x10,
-	0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65,
-	0x22, 0x00, 0x42, 0x0f, 0x5a, 0x0d, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x3b, 0x65, 0x6e, 0x72,
-	0x69, 0x63, 0x68, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x68, 0x2e, 0x44, 0x61, 0x74, 0x61, 0x52, 0x04, 0x64, 0x61, 0x74, 0x61, 0x32, 0x85, 0x03, 0x0a,
+	0x06, 0x45, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x12, 0x2a, 0x0a, 0x03, 0x4e, 0x4c, 0x50, 0x12, 0x0f,
+	0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a,
+	0x10, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73,
+	0x65, 0x22, 0x00, 0x12, 0x30, 0x0a, 0x09, 0x53, 0x74, 0x6f, 0x70, 0x57, 0x6f, 0x72, 0x64, 0x73,
+	0x12, 0x0f, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73,
+	0x74, 0x1a, 0x10, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x73, 0x70, 0x6f,
+	0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x2f, 0x0a, 0x08, 0x4b, 0x65, 0x79, 0x77, 0x6f, 0x72, 0x64,
+	0x73, 0x12, 0x0f, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x71, 0x75, 0x65,
+	0x73, 0x74, 0x1a, 0x10, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x73, 0x70,
+	0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x2f, 0x0a, 0x08, 0x45, 0x6e, 0x74, 0x69, 0x74, 0x69,
+	0x65, 0x73, 0x12, 0x0f, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x71, 0x75,
+	0x65, 0x73, 0x74, 0x1a, 0x10, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x73,
+	0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x2e, 0x0a, 0x07, 0x53, 0x75, 0x6d, 0x6d, 0x61,
+	0x72, 0x79, 0x12, 0x0f, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x71, 0x75,
+	0x65, 0x73, 0x74, 0x1a, 0x10, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x73,
+	0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x2d, 0x0a, 0x06, 0x54, 0x6f, 0x70, 0x69, 0x63,
+	0x73, 0x12, 0x0f, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x71, 0x75, 0x65,
+	0x73, 0x74, 0x1a, 0x10, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x73, 0x70,
+	0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x2d, 0x0a, 0x06, 0x51, 0x75, 0x6f, 0x74, 0x65, 0x73,
+	0x12, 0x0f, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73,
+	0x74, 0x1a, 0x10, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x73, 0x70, 0x6f,
+	0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x2d, 0x0a, 0x06, 0x43, 0x6c, 0x61, 0x69, 0x6d, 0x73, 0x12,
+	0x0f, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74,
+	0x1a, 0x10, 0x2e, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x2e, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e,
+	0x73, 0x65, 0x22, 0x00, 0x42, 0x7e, 0x0a, 0x0a, 0x63, 0x6f, 0x6d, 0x2e, 0x65, 0x6e, 0x72, 0x69,
+	0x63, 0x68, 0x42, 0x0f, 0x47, 0x72, 0x70, 0x63, 0x45, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x50, 0x72,
+	0x6f, 0x74, 0x6f, 0x50, 0x01, 0x5a, 0x27, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f,
+	0x6d, 0x2f, 0x70, 0x6c, 0x61, 0x67, 0x69, 0x61, 0x72, 0x69, 0x2d, 0x73, 0x6d, 0x2f, 0x73, 0x76,
+	0x63, 0x2d, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x65, 0x6e, 0x72, 0x69, 0x63, 0x68, 0xa2, 0x02,
+	0x03, 0x45, 0x58, 0x58, 0xaa, 0x02, 0x06, 0x45, 0x6e, 0x72, 0x69, 0x63, 0x68, 0xca, 0x02, 0x06,
+	0x45, 0x6e, 0x72, 0x69, 0x63, 0x68, 0xe2, 0x02, 0x12, 0x45, 0x6e, 0x72, 0x69, 0x63, 0x68, 0x5c,
+	0x47, 0x50, 0x42, 0x4d, 0x65, 0x74, 0x61, 0x64, 0x61, 0x74, 0x61, 0xea, 0x02, 0x06, 0x45, 0x6e,
+	0x72, 0x69, 0x63, 0x68, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -399,16 +441,30 @@ var file_enrich_grpc_enrich_proto_goTypes = []interface{}{
 	(*Response)(nil), // 4: enrich.Response
 }
 var file_enrich_grpc_enrich_proto_depIdxs = []int32{
-	1, // 0: enrich.NLP.entities:type_name -> enrich.Entity
-	2, // 1: enrich.Data.nlp:type_name -> enrich.NLP
-	3, // 2: enrich.Response.data:type_name -> enrich.Data
-	0, // 3: enrich.Enrich.NLP:input_type -> enrich.Request
-	4, // 4: enrich.Enrich.NLP:output_type -> enrich.Response
-	4, // [4:5] is the sub-list for method output_type
-	3, // [3:4] is the sub-list for method input_type
-	3, // [3:3] is the sub-list for extension type_name
-	3, // [3:3] is the sub-list for extension extendee
-	0, // [0:3] is the sub-list for field type_name
+	1,  // 0: enrich.NLP.entities:type_name -> enrich.Entity
+	2,  // 1: enrich.Data.nlp:type_name -> enrich.NLP
+	3,  // 2: enrich.Response.data:type_name -> enrich.Data
+	0,  // 3: enrich.Enrich.NLP:input_type -> enrich.Request
+	0,  // 4: enrich.Enrich.StopWords:input_type -> enrich.Request
+	0,  // 5: enrich.Enrich.Keywords:input_type -> enrich.Request
+	0,  // 6: enrich.Enrich.Entities:input_type -> enrich.Request
+	0,  // 7: enrich.Enrich.Summary:input_type -> enrich.Request
+	0,  // 8: enrich.Enrich.Topics:input_type -> enrich.Request
+	0,  // 9: enrich.Enrich.Quotes:input_type -> enrich.Request
+	0,  // 10: enrich.Enrich.Claims:input_type -> enrich.Request
+	4,  // 11: enrich.Enrich.NLP:output_type -> enrich.Response
+	4,  // 12: enrich.Enrich.StopWords:output_type -> enrich.Response
+	4,  // 13: enrich.Enrich.Keywords:output_type -> enrich.Response
+	4,  // 14: enrich.Enrich.Entities:output_type -> enrich.Response
+	4,  // 15: enrich.Enrich.Summary:output_type -> enrich.Response
+	4,  // 16: enrich.Enrich.Topics:output_type -> enrich.Response
+	4,  // 17: enrich.Enrich.Quotes:output_type -> enrich.Response
+	4,  // 18: enrich.Enrich.Claims:output_type -> enrich.Response
+	11, // [11:19] is the sub-list for method output_type
+	3,  // [3:11] is the sub-list for method input_type
+	3,  // [3:3] is the sub-list for extension type_name
+	3,  // [3:3] is the sub-list for extension extendee
+	0,  // [0:3] is the sub-list for field type_name
 }
 
 func init() { file_enrich_grpc_enrich_proto_init() }
diff --git a/enrich/grpc_enrich.proto b/enrich/grpc_enrich.proto
index eb80429..950958f 100644
--- a/enrich/grpc_enrich.proto
+++ b/enrich/grpc_enrich.proto
@@ -5,7 +5,14 @@ package enrich;
 option go_package = "enrich;enrich";
 
 service Enrich {
-    rpc NLP(Request) returns (Response) {};
+    rpc NLP         (Request) returns (Response) {};
+    rpc StopWords   (Request) returns (Response) {};
+    rpc Keywords    (Request) returns (Response) {};
+    rpc Entities    (Request) returns (Response) {};
+    rpc Summary     (Request) returns (Response) {};
+    rpc Topics      (Request) returns (Response) {};
+    rpc Quotes      (Request) returns (Response) {};
+    rpc Claims      (Request) returns (Response) {};
 }
 
 message Request {
@@ -24,6 +31,8 @@ message NLP {
     repeated Entity entities = 3;
     string summary = 4;
     repeated string topics = 5;
+    repeated string claims = 6;
+    repeated string quotes = 7;
 }   
 
 message Data {
diff --git a/enrich/grpc_enrich_grpc.pb.go b/enrich/grpc_enrich_grpc.pb.go
index 76f9c62..e6a0e21 100644
--- a/enrich/grpc_enrich_grpc.pb.go
+++ b/enrich/grpc_enrich_grpc.pb.go
@@ -19,6 +19,13 @@ const _ = grpc.SupportPackageIsVersion7
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
 type EnrichClient interface {
 	NLP(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error)
+	StopWords(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error)
+	Keywords(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error)
+	Entities(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error)
+	Summary(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error)
+	Topics(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error)
+	Quotes(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error)
+	Claims(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error)
 }
 
 type enrichClient struct {
@@ -38,22 +45,111 @@ func (c *enrichClient) NLP(ctx context.Context, in *Request, opts ...grpc.CallOp
 	return out, nil
 }
 
+func (c *enrichClient) StopWords(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error) {
+	out := new(Response)
+	err := c.cc.Invoke(ctx, "/enrich.Enrich/StopWords", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *enrichClient) Keywords(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error) {
+	out := new(Response)
+	err := c.cc.Invoke(ctx, "/enrich.Enrich/Keywords", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *enrichClient) Entities(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error) {
+	out := new(Response)
+	err := c.cc.Invoke(ctx, "/enrich.Enrich/Entities", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *enrichClient) Summary(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error) {
+	out := new(Response)
+	err := c.cc.Invoke(ctx, "/enrich.Enrich/Summary", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *enrichClient) Topics(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error) {
+	out := new(Response)
+	err := c.cc.Invoke(ctx, "/enrich.Enrich/Topics", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *enrichClient) Quotes(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error) {
+	out := new(Response)
+	err := c.cc.Invoke(ctx, "/enrich.Enrich/Quotes", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *enrichClient) Claims(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error) {
+	out := new(Response)
+	err := c.cc.Invoke(ctx, "/enrich.Enrich/Claims", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // EnrichServer is the server API for Enrich service.
-// All implementations must embed UnimplementedEnrichServer
+// All implementations should embed UnimplementedEnrichServer
 // for forward compatibility
 type EnrichServer interface {
 	NLP(context.Context, *Request) (*Response, error)
-	mustEmbedUnimplementedEnrichServer()
+	StopWords(context.Context, *Request) (*Response, error)
+	Keywords(context.Context, *Request) (*Response, error)
+	Entities(context.Context, *Request) (*Response, error)
+	Summary(context.Context, *Request) (*Response, error)
+	Topics(context.Context, *Request) (*Response, error)
+	Quotes(context.Context, *Request) (*Response, error)
+	Claims(context.Context, *Request) (*Response, error)
 }
 
-// UnimplementedEnrichServer must be embedded to have forward compatible implementations.
+// UnimplementedEnrichServer should be embedded to have forward compatible implementations.
 type UnimplementedEnrichServer struct {
 }
 
 func (UnimplementedEnrichServer) NLP(context.Context, *Request) (*Response, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method NLP not implemented")
 }
-func (UnimplementedEnrichServer) mustEmbedUnimplementedEnrichServer() {}
+func (UnimplementedEnrichServer) StopWords(context.Context, *Request) (*Response, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method StopWords not implemented")
+}
+func (UnimplementedEnrichServer) Keywords(context.Context, *Request) (*Response, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Keywords not implemented")
+}
+func (UnimplementedEnrichServer) Entities(context.Context, *Request) (*Response, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Entities not implemented")
+}
+func (UnimplementedEnrichServer) Summary(context.Context, *Request) (*Response, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Summary not implemented")
+}
+func (UnimplementedEnrichServer) Topics(context.Context, *Request) (*Response, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Topics not implemented")
+}
+func (UnimplementedEnrichServer) Quotes(context.Context, *Request) (*Response, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Quotes not implemented")
+}
+func (UnimplementedEnrichServer) Claims(context.Context, *Request) (*Response, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Claims not implemented")
+}
 
 // UnsafeEnrichServer may be embedded to opt out of forward compatibility for this service.
 // Use of this interface is not recommended, as added methods to EnrichServer will
@@ -84,6 +180,132 @@ func _Enrich_NLP_Handler(srv interface{}, ctx context.Context, dec func(interfac
 	return interceptor(ctx, in, info, handler)
 }
 
+func _Enrich_StopWords_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(Request)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(EnrichServer).StopWords(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/enrich.Enrich/StopWords",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(EnrichServer).StopWords(ctx, req.(*Request))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Enrich_Keywords_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(Request)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(EnrichServer).Keywords(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/enrich.Enrich/Keywords",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(EnrichServer).Keywords(ctx, req.(*Request))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Enrich_Entities_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(Request)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(EnrichServer).Entities(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/enrich.Enrich/Entities",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(EnrichServer).Entities(ctx, req.(*Request))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Enrich_Summary_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(Request)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(EnrichServer).Summary(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/enrich.Enrich/Summary",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(EnrichServer).Summary(ctx, req.(*Request))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Enrich_Topics_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(Request)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(EnrichServer).Topics(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/enrich.Enrich/Topics",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(EnrichServer).Topics(ctx, req.(*Request))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Enrich_Quotes_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(Request)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(EnrichServer).Quotes(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/enrich.Enrich/Quotes",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(EnrichServer).Quotes(ctx, req.(*Request))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Enrich_Claims_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(Request)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(EnrichServer).Claims(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/enrich.Enrich/Claims",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(EnrichServer).Claims(ctx, req.(*Request))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // Enrich_ServiceDesc is the grpc.ServiceDesc for Enrich service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -95,6 +317,34 @@ var Enrich_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "NLP",
 			Handler:    _Enrich_NLP_Handler,
 		},
+		{
+			MethodName: "StopWords",
+			Handler:    _Enrich_StopWords_Handler,
+		},
+		{
+			MethodName: "Keywords",
+			Handler:    _Enrich_Keywords_Handler,
+		},
+		{
+			MethodName: "Entities",
+			Handler:    _Enrich_Entities_Handler,
+		},
+		{
+			MethodName: "Summary",
+			Handler:    _Enrich_Summary_Handler,
+		},
+		{
+			MethodName: "Topics",
+			Handler:    _Enrich_Topics_Handler,
+		},
+		{
+			MethodName: "Quotes",
+			Handler:    _Enrich_Quotes_Handler,
+		},
+		{
+			MethodName: "Claims",
+			Handler:    _Enrich_Claims_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "enrich/grpc_enrich.proto",
diff --git a/go.mod b/go.mod
index 24fdd8e..ff011c6 100644
--- a/go.mod
+++ b/go.mod
@@ -1,9 +1,16 @@
 module github.com/plagiari-sm/svc-proto
 
+go 1.17
+
 require (
-	github.com/golang/protobuf v1.2.0
-	golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e
-	google.golang.org/grpc v1.17.0
+	google.golang.org/grpc v1.45.0
+	google.golang.org/protobuf v1.27.1
 )
 
-go 1.13
+require (
+	github.com/golang/protobuf v1.5.2 // indirect
+	golang.org/x/net v0.0.0-20200822124328-c89045814202 // indirect
+	golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd // indirect
+	golang.org/x/text v0.3.0 // indirect
+	google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 // indirect
+)
diff --git a/go.sum b/go.sum
index 90c5c34..0519592 100644
--- a/go.sum
+++ b/go.sum
@@ -1,26 +1,121 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
+github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
+github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
-github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b h1:VKtxabqXZkF25pY9ekfRL6a582T4P37/31XEstQ5p58=
+github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
+github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
+github.com/cncf/udpa/go v0.0.0-20210930031921-04548b0d99d4/go.mod h1:6pvJx4me5XPnfI9Z40ddWsdw2W/uZgQLFXToKeRcDiI=
+github.com/cncf/xds/go v0.0.0-20210805033703-aa0b78936158/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
+github.com/cncf/xds/go v0.0.0-20210922020428-25de7278fc84/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
+github.com/cncf/xds/go v0.0.0-20211011173535-cb28da3451f1/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
+github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
+github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
+github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
+github.com/envoyproxy/go-control-plane v0.9.10-0.20210907150352-cf90f659a021/go.mod h1:AFq3mo9L8Lqqiid3OhADV3RfLJnjiw63cSpi+fDTRC0=
+github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
+github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
-github.com/golang/protobuf v1.2.0 h1:P3YflyNX/ehuJFLhxviNdFxQPkGK5cDcApsge1SqnvM=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
-github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
+github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
+github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
+github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
+github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
+github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
+github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
+github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8=
+github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
+github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
+github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
+github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
+github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
+github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
+github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
+github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
+github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
+github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/grpc-ecosystem/grpc-gateway v1.16.0/go.mod h1:BDjrQk3hbvj6Nolgz8mAMFbcEtjT1g+wF4CSlocrBnw=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
+github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
+github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
+golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
+golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
+golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
-golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e h1:bRhVy7zSSasaqNksaRZiA5EEI+Ei4I1nO5Jh72wfHlg=
 golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/net v0.0.0-20200822124328-c89045814202 h1:VvcQYSHwXgi7W+TpUR6A9g6Up98WAHf3f/ulnJ62IyA=
+golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
-golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f h1:wMNYb4v58l5UBM7MYRLPG6ZhfOqbKu7X5eyFl8ZhKvA=
+golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sys v0.0.0-20180830151530-49385e6e1522 h1:Ve1ORMCxvRmSXBwJK+t3Oy+V2vRW2OetUQBq4rJIkZE=
+golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd h1:xhmwyvizuTgC2qz7ZlMluP20uW+C3Rm0FD/WLDX8884=
+golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
-golang.org/x/tools v0.0.0-20180828015842-6cd1fcedba52/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
+golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
-google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8 h1:Nw54tB0rB7hY/N0NQvRW8DG4Yk3Q6T9cu9RcFQDu1tc=
+google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
-google.golang.org/grpc v1.17.0 h1:TRJYBgMclJvGYn2rIMjj+h9KtMt5r1Ij7ODVRIZkwhk=
-google.golang.org/grpc v1.17.0/go.mod h1:6QZJwpn2B+Zp71q/5VxRsJ6NXXVCE5NRUHRo+f3cWCs=
-honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
+google.golang.org/genproto v0.0.0-20200513103714-09dca8ec2884/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 h1:+kGHl1aib/qcwaRi1CbqBZ1rk19r85MNUf8HaBghugY=
+google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
+google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
+google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
+google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
+google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
+google.golang.org/grpc v1.33.1/go.mod h1:fr5YgcSWrqhRRxogOsw7RzIpsmvOZ6IcH4kBYTpR3n0=
+google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
+google.golang.org/grpc v1.45.0 h1:NEpgUqV3Z+ZjkqMsxMg11IaDrXY4RY6CQukSGK0uI1M=
+google.golang.org/grpc v1.45.0/go.mod h1:lN7owxKUQEqMfSyQikvvk5tf/6zMPsrK+ONuO11+0rQ=
+google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
+google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
+google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
+google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
+google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
+google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
+google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
+google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
+google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
+google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
+google.golang.org/protobuf v1.27.1 h1:SnqbnDw1V7RiZcXPx5MEeqPv2s79L9i7BJUlG/+RurQ=
+google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
diff --git a/plagiarism/grpc_plagiarism.pb.go b/plagiarism/grpc_plagiarism.pb.go
index 05b911c..1acf441 100644
--- a/plagiarism/grpc_plagiarism.pb.go
+++ b/plagiarism/grpc_plagiarism.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.14.0
+// 	protoc-gen-go v1.27.1
+// 	protoc        (unknown)
 // source: plagiarism/grpc_plagiarism.proto
 
 // Package name (~DNS)
@@ -9,7 +9,6 @@
 package plagiarism
 
 import (
-	proto "github.com/golang/protobuf/proto"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
@@ -23,10 +22,6 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
-// This is a compile-time assertion that a sufficiently up-to-date version
-// of the legacy proto package is being used.
-const _ = proto.ProtoPackageIsVersion4
-
 // RequestDocument from Elasticsearch
 type RequestDocument struct {
 	state         protoimpl.MessageState
@@ -384,9 +379,17 @@ var file_plagiarism_grpc_plagiarism_proto_rawDesc = []byte{
 	0x2e, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x4f, 0x6e, 0x65, 0x54, 0x6f, 0x4d, 0x61, 0x6e,
 	0x79, 0x44, 0x6f, 0x63, 0x75, 0x6d, 0x65, 0x6e, 0x74, 0x1a, 0x1d, 0x2e, 0x70, 0x6c, 0x61, 0x67,
 	0x69, 0x61, 0x72, 0x69, 0x73, 0x6d, 0x2e, 0x4f, 0x6e, 0x65, 0x54, 0x6f, 0x4d, 0x61, 0x6e, 0x79,
-	0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x17, 0x5a, 0x15, 0x70, 0x6c,
-	0x61, 0x67, 0x69, 0x61, 0x72, 0x69, 0x73, 0x6d, 0x3b, 0x70, 0x6c, 0x61, 0x67, 0x69, 0x61, 0x72,
-	0x69, 0x73, 0x6d, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x9a, 0x01, 0x0a, 0x0e, 0x63,
+	0x6f, 0x6d, 0x2e, 0x70, 0x6c, 0x61, 0x67, 0x69, 0x61, 0x72, 0x69, 0x73, 0x6d, 0x42, 0x13, 0x47,
+	0x72, 0x70, 0x63, 0x50, 0x6c, 0x61, 0x67, 0x69, 0x61, 0x72, 0x69, 0x73, 0x6d, 0x50, 0x72, 0x6f,
+	0x74, 0x6f, 0x50, 0x01, 0x5a, 0x2b, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d,
+	0x2f, 0x70, 0x6c, 0x61, 0x67, 0x69, 0x61, 0x72, 0x69, 0x2d, 0x73, 0x6d, 0x2f, 0x73, 0x76, 0x63,
+	0x2d, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x70, 0x6c, 0x61, 0x67, 0x69, 0x61, 0x72, 0x69, 0x73,
+	0x6d, 0xa2, 0x02, 0x03, 0x50, 0x58, 0x58, 0xaa, 0x02, 0x0a, 0x50, 0x6c, 0x61, 0x67, 0x69, 0x61,
+	0x72, 0x69, 0x73, 0x6d, 0xca, 0x02, 0x0a, 0x50, 0x6c, 0x61, 0x67, 0x69, 0x61, 0x72, 0x69, 0x73,
+	0x6d, 0xe2, 0x02, 0x16, 0x50, 0x6c, 0x61, 0x67, 0x69, 0x61, 0x72, 0x69, 0x73, 0x6d, 0x5c, 0x47,
+	0x50, 0x42, 0x4d, 0x65, 0x74, 0x61, 0x64, 0x61, 0x74, 0x61, 0xea, 0x02, 0x0a, 0x50, 0x6c, 0x61,
+	0x67, 0x69, 0x61, 0x72, 0x69, 0x73, 0x6d, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/plagiarism/grpc_plagiarism_grpc.pb.go b/plagiarism/grpc_plagiarism_grpc.pb.go
index f4f5ca8..2b07f4a 100644
--- a/plagiarism/grpc_plagiarism_grpc.pb.go
+++ b/plagiarism/grpc_plagiarism_grpc.pb.go
@@ -50,16 +50,15 @@ func (c *plagiarismClient) OneToMany(ctx context.Context, in *RequestOneToManyDo
 }
 
 // PlagiarismServer is the server API for Plagiarism service.
-// All implementations must embed UnimplementedPlagiarismServer
+// All implementations should embed UnimplementedPlagiarismServer
 // for forward compatibility
 type PlagiarismServer interface {
 	// Endpoint Detect
 	Detect(context.Context, *RequestDocument) (*Notification, error)
 	OneToMany(context.Context, *RequestOneToManyDocument) (*OneToManyResponse, error)
-	mustEmbedUnimplementedPlagiarismServer()
 }
 
-// UnimplementedPlagiarismServer must be embedded to have forward compatible implementations.
+// UnimplementedPlagiarismServer should be embedded to have forward compatible implementations.
 type UnimplementedPlagiarismServer struct {
 }
 
@@ -69,7 +68,6 @@ func (UnimplementedPlagiarismServer) Detect(context.Context, *RequestDocument) (
 func (UnimplementedPlagiarismServer) OneToMany(context.Context, *RequestOneToManyDocument) (*OneToManyResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method OneToMany not implemented")
 }
-func (UnimplementedPlagiarismServer) mustEmbedUnimplementedPlagiarismServer() {}
 
 // UnsafePlagiarismServer may be embedded to opt out of forward compatibility for this service.
 // Use of this interface is not recommended, as added methods to PlagiarismServer will
diff --git a/scrape/grpc_scrape.pb.go b/scrape/grpc_scrape.pb.go
index fdf0f10..a31a81b 100644
--- a/scrape/grpc_scrape.pb.go
+++ b/scrape/grpc_scrape.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.14.0
+// 	protoc-gen-go v1.27.1
+// 	protoc        (unknown)
 // source: scrape/grpc_scrape.proto
 
 // Package name (~DNS)
@@ -9,7 +9,6 @@
 package scrape
 
 import (
-	proto "github.com/golang/protobuf/proto"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
@@ -23,10 +22,6 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
-// This is a compile-time assertion that a sufficiently up-to-date version
-// of the legacy proto package is being used.
-const _ = proto.ProtoPackageIsVersion4
-
 type Empty struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -541,9 +536,16 @@ var file_scrape_grpc_scrape_proto_rawDesc = []byte{
 	0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x33, 0x0a, 0x0e, 0x52, 0x65, 0x6c, 0x6f,
 	0x61, 0x64, 0x50, 0x61, 0x73, 0x73, 0x61, 0x67, 0x65, 0x73, 0x12, 0x0d, 0x2e, 0x73, 0x63, 0x72,
 	0x61, 0x70, 0x65, 0x2e, 0x45, 0x6d, 0x70, 0x74, 0x79, 0x1a, 0x10, 0x2e, 0x73, 0x63, 0x72, 0x61,
-	0x70, 0x65, 0x2e, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x0f, 0x5a,
-	0x0d, 0x73, 0x63, 0x72, 0x61, 0x70, 0x65, 0x3b, 0x73, 0x63, 0x72, 0x61, 0x70, 0x65, 0x62, 0x06,
-	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x70, 0x65, 0x2e, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x7e, 0x0a,
+	0x0a, 0x63, 0x6f, 0x6d, 0x2e, 0x73, 0x63, 0x72, 0x61, 0x70, 0x65, 0x42, 0x0f, 0x47, 0x72, 0x70,
+	0x63, 0x53, 0x63, 0x72, 0x61, 0x70, 0x65, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x50, 0x01, 0x5a, 0x27,
+	0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x70, 0x6c, 0x61, 0x67, 0x69,
+	0x61, 0x72, 0x69, 0x2d, 0x73, 0x6d, 0x2f, 0x73, 0x76, 0x63, 0x2d, 0x70, 0x72, 0x6f, 0x74, 0x6f,
+	0x2f, 0x73, 0x63, 0x72, 0x61, 0x70, 0x65, 0xa2, 0x02, 0x03, 0x53, 0x58, 0x58, 0xaa, 0x02, 0x06,
+	0x53, 0x63, 0x72, 0x61, 0x70, 0x65, 0xca, 0x02, 0x06, 0x53, 0x63, 0x72, 0x61, 0x70, 0x65, 0xe2,
+	0x02, 0x12, 0x53, 0x63, 0x72, 0x61, 0x70, 0x65, 0x5c, 0x47, 0x50, 0x42, 0x4d, 0x65, 0x74, 0x61,
+	0x64, 0x61, 0x74, 0x61, 0xea, 0x02, 0x06, 0x53, 0x63, 0x72, 0x61, 0x70, 0x65, 0x62, 0x06, 0x70,
+	0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/scrape/grpc_scrape_grpc.pb.go b/scrape/grpc_scrape_grpc.pb.go
index 3bc531f..a5e9319 100644
--- a/scrape/grpc_scrape_grpc.pb.go
+++ b/scrape/grpc_scrape_grpc.pb.go
@@ -62,7 +62,7 @@ func (c *gRPCScrapeClient) ReloadPassages(ctx context.Context, in *Empty, opts .
 }
 
 // GRPCScrapeServer is the server API for GRPCScrape service.
-// All implementations must embed UnimplementedGRPCScrapeServer
+// All implementations should embed UnimplementedGRPCScrapeServer
 // for forward compatibility
 type GRPCScrapeServer interface {
 	// Endpoint Scrape
@@ -71,10 +71,9 @@ type GRPCScrapeServer interface {
 	SimpleScrape(context.Context, *RequestArticle) (*Response, error)
 	// Endpoint ReloadPassages
 	ReloadPassages(context.Context, *Empty) (*Response, error)
-	mustEmbedUnimplementedGRPCScrapeServer()
 }
 
-// UnimplementedGRPCScrapeServer must be embedded to have forward compatible implementations.
+// UnimplementedGRPCScrapeServer should be embedded to have forward compatible implementations.
 type UnimplementedGRPCScrapeServer struct {
 }
 
@@ -87,7 +86,6 @@ func (UnimplementedGRPCScrapeServer) SimpleScrape(context.Context, *RequestArtic
 func (UnimplementedGRPCScrapeServer) ReloadPassages(context.Context, *Empty) (*Response, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method ReloadPassages not implemented")
 }
-func (UnimplementedGRPCScrapeServer) mustEmbedUnimplementedGRPCScrapeServer() {}
 
 // UnsafeGRPCScrapeServer may be embedded to opt out of forward compatibility for this service.
 // Use of this interface is not recommended, as added methods to GRPCScrapeServer will