diff --git a/.github/workflows/build-alpha.yml b/.github/workflows/build-alpha.yml
index e35de9b4b..ea42c76af 100644
--- a/.github/workflows/build-alpha.yml
+++ b/.github/workflows/build-alpha.yml
@@ -1,6 +1,13 @@
 name: Build alpha
 on:
   workflow_dispatch:
+    inputs:
+      build_num:
+        required: true
+        type: choice
+        default: "1"
+        options: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 114514]
+
   push:
     branches:
       - 'dev'
@@ -12,14 +19,14 @@ on:
       - '!.github/workflows/build-alpha.yml'
 
 jobs:
-  update_version:
-    name: Read latest version
+  prepare_publish_info:
+    name: Prepare publish info
     runs-on: ubuntu-latest
 
     outputs:
-      # 定义输出变量 version，以便在其他job中引用
-      new_version: ${{ steps.update-version.outputs.new_version }}
-      last_commit: ${{ steps.get-last-commit.outputs.last_commit }}
+      new_version: ${{ steps.update_version.outputs.new_version }}
+      included_commits: ${{ steps.analyze_push_event.outputs.included_commits }}
+      last_commit_hash: ${{ steps.analyze_push_event.outputs.last_commit_hash }}
 
     steps:
       - name: Checkout code
@@ -27,33 +34,89 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: 获取最后一次提交
-        id: get-last-commit
+      - name: 解析push事件信息
+        id: analyze_push_event
         run: |
-          last_commit=$(git log -1 --pretty="%h %s" --first-parent)
-          echo "last_commit=$last_commit" >> $GITHUB_OUTPUT
+          included_commits=$(git log ${{ github.event.before }}..HEAD --pretty="%h %s" --first-parent | jq -Rs '.')
+          last_commit_hash=$(git log -1 --pretty="%H" --first-parent)
+          echo "included_commits=$included_commits" >> $GITHUB_OUTPUT
+          echo "last_commit_hash=$last_commit_hash" >> $GITHUB_OUTPUT
+
+      - name: Get previous workflow run
+        id: get_previous_run
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          # TODO: 获取上一个workflow run运行状态以等待其artifact
+          workflow_runs=$(curl -s -H "Authorization: token $GITHUB_TOKEN" \
+            "https://api.github.com/repos/${{ github.repository }}/actions/workflows/build-alpha.yml/runs?status=completed&per_page=2")
+          previous_run_id=$(echo $workflow_runs | jq -r '.workflow_runs[0].id')
+          previous_run_success=0
+          if (echo $workflow_runs | jq -r '.workflow_runs[1].conclusion' | grep -q 'success'); then
+            previous_run_success=1
+          fi
+          echo "Previous run ID: $previous_run_id"
+          echo "previous_run_id=$previous_run_id" >> $GITHUB_OUTPUT
+          echo "Previous run success: $previous_run_success"
+          echo "previous_run_success=$previous_run_success" >> $GITHUB_OUTPUT
+
+      - name: 从artifact获取上次构建信息
+        if: ${{ ! inputs.build_num }}
+        uses: actions/download-artifact@v4
+        with:
+          name: build_info
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          run-id: ${{ steps.get_previous_run.outputs.previous_run_id }}
 
       - name: 生成alpha版本号
-        id: update-version
+        id: update_version
         run: |
-          version_name=$(yq e .version pubspec.yaml | cut -d "+" -f 1)
           last_tag=$(git tag --sort=committerdate | tail -1)
+          version_name=$(yq e .version pubspec.yaml | cut -d "+" -f 1)
+          version_code=$(echo $last_tag | cut -d "+" -f 2)
 
-          if (echo $last_tag | grep -v "+"); then
-            echo "Illegal tag! ($last_tag)"
-            exit 1
-          elif (echo $last_tag | grep -v $version_name); then
-            echo "No tags for current version in the repo, please add one manually."
+          if [[ ! -e build_info.yml && -z "${{ inputs.build_num }}" ]]; then
+            echo "Neither build_info.yml exists nor specified build_num manually!"
             exit 1
           fi
+          
+          # pubspec.yaml中版本号比tag新，则发布pre版，否则发布pre版
+          alpha_or_pre=pre
+          if (echo $last_tag | grep $version_name); then
+            alpha_or_pre=alpha
+          fi
 
-          version_code=$(echo $last_tag | cut -d "+" -f 2)
-          datetime=$(date -u -d "8 hours" +%m%d%H%M)
-          echo "new_version=${version_name}-alpha.${datetime}+${version_code}" >> $GITHUB_OUTPUT
+          # 如果上次workflow run失败，且与当前版本号一致，不递增build_num。
+          build_num=1
+          if [[ -n "${{ inputs.build_num }}" ]]; then
+            build_num=${{ inputs.build_num }}
+          elif [[ $(yq -r .version build_info.yml) == $version_name ]]; then
+            let build_num=$(yq -r .build_num build_info.yml)+${{ steps.get_previous_run.outputs.previous_run_success }}
+          fi
+
+          echo "new_version=${version_name}-${alpha_or_pre}.${build_num}+${version_code}" >> $GITHUB_OUTPUT
+          echo "new_build_num=$build_num" >> $GITHUB_OUTPUT                                      
+
+      - name: 生成新build_info.yml
+        run: |
+          version=$(yq -er .version pubspec.yaml | cut -d "+" -f 1)
+          build_num=${{ steps.update_version.outputs.new_build_num}}
+          
+          rm -f build_info.yml
+          cat << EOF > build_info.yml
+          version: $version
+          build_num: $build_num
+          EOF
+
+      - name: 上传build_info.yml
+        uses: actions/upload-artifact@v4
+        with:
+          name: build_info
+          path: ./build_info.yml
 
   build_matrix:
     name: Build CI (${{ matrix.target_platform }})
-    needs: update_version
+    needs: prepare_publish_info
     runs-on: ${{ matrix.build_os }}
     strategy:
       matrix:
@@ -104,7 +167,7 @@ jobs:
       - name: 更新版本号
         id: version
         run: |
-          yq ".version=\"${{ needs.update_version.outputs.new_version }}\"" pubspec.yaml > tmp.yaml
+          yq ".version=\"${{ needs.prepare_publish_info.outputs.new_version }}\"" pubspec.yaml > tmp.yaml
           mv tmp.yaml pubspec.yaml
 
       - name: flutter build apk (universal)
@@ -145,41 +208,38 @@ jobs:
         if: matrix.target_platform == 'iOS'
         run: |
           for file in app.ipa; do
-            new_file_name="build/Pili-${{ needs.update_version.outputs.new_version }}.ipa"
+            new_file_name="build/Pili-${{ needs.prepare_publish_info.outputs.new_version }}.ipa"
             mv "$file" "$new_file_name"
           done
 
       - name: 上传至artifact (${{ matrix.target_platform }})
         if: startsWith(matrix.target_platform, 'android')
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
-          name: PiliPalaX-alpha
+          name: PiliPalaX-${{ matrix.target_platform }}
           path: |
             build/app/outputs/flutter-apk/Pili-*.apk
 
       - name: 上传至artifact (iOS)
         if: matrix.target_platform == 'iOS'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with: 
-          name: PiliPalaX-alpha
+          name: PiliPalaX-iOS
           path: |
             build/Pili-*.ipa
 
   upload:
     runs-on: ubuntu-latest
     needs: 
-      - update_version
+      - prepare_publish_info
       - build_matrix
     
     steps:
       - name: 从artifact下载
-        uses: actions/download-artifact@v3
-        with:
-          name: PiliPalaX-alpha
-          path: ./PiliPalaX-alpha
+        uses: actions/download-artifact@v4
 
       - name: 发送到Telegram频道
-        uses: xireiki/channel-post@v1.0.7
+        uses: xireiki/channel-post@v1.0.10
         with:
           bot_token: ${{ secrets.BOT_TOKEN }}
           chat_id: ${{ secrets.CHAT_ID }}
@@ -187,6 +247,6 @@ jobs:
           api_hash: ${{ secrets.TELEGRAM_API_HASH }}
           large_file: true
           method: sendFile
-          path: PiliPalaX-alpha/*
+          path: PiliPalaX-*/*
           parse_mode: Markdown
-          context: "*v${{ needs.update_version.outputs.new_version }}*\n${{ needs.update_version.outputs.last_commit }}"      
+          context: "*v${{ needs.prepare_publish_info.outputs.new_version }}:*\n${{ fromJson(needs.prepare_publish_info.outputs.included_commits) }}"