Remove the watermarking code and endpoint

api/Dockerfile

@@ -59,8 +59,6 @@ ENV PATH="/.venv/bin:$PATH"
 
 WORKDIR /api
 
-COPY api/utils/fonts/SourceSansPro-Bold.ttf /usr/share/fonts/truetype/SourceSansPro-Bold.ttf
-
 # Copy virtualenv from the builder image
 COPY --from=builder /.venv /.venv
 
@@ -69,15 +67,13 @@ ARG AUDIOWAVEFORM_RELEASE=1.10.1
 ARG AUDIOWAVEFORM_DEB=audiowaveform_${AUDIOWAVEFORM_RELEASE}-1-12_${BUILDARCH}.deb
 
 # - Install system packages needed for running Python dependencies
-#   - libexempi8: required for watermarking
 # - Create directory for dumping API logs
 # - apt --fix-broken install required to install missing dependencies for audiowaveform and audiowaveform itself
 #   dpkg -i marks the dependencies for installation, apt-get installs them
 #   we need to ignore error output from dpkg -i for this reason
 RUN apt-get update \
   && apt-get install -yqq --no-install-recommends \
     curl \
-    libexempi8 \
     postgresql-client \
   && curl -sLO https://github.com/bbc/audiowaveform/releases/download/${AUDIOWAVEFORM_RELEASE}/${AUDIOWAVEFORM_DEB} \
   && (dpkg -i ${AUDIOWAVEFORM_DEB} || apt-get --fix-broken -y --no-install-recommends install) \

api/api/docs/image_docs.py

@@ -141,11 +141,3 @@
     },
     eg=[image_oembed_curl],
 )
-
-watermark = extend_schema(
-    deprecated=True,
-    responses={
-        401: AuthenticationFailed,
-        404: NotFound,
-    },
-)

api/api/serializers/image_serializers.py

@@ -181,14 +181,3 @@ def get_width(self, obj) -> int:
 
     def get_height(self, obj) -> int:
         return self.context.get("height", obj.height)
-
-
-class WatermarkRequestSerializer(serializers.Serializer):
-    embed_metadata = serializers.BooleanField(
-        help_text="Whether to embed ccREL metadata via XMP.", default=True
-    )
-    watermark = serializers.BooleanField(
-        help_text="Whether to draw a frame around the image with attribution"
-        " text at the bottom.",
-        default=True,
-    )