**feat(ci):** introduce release workflow with version bump, Docker image build, and Gitea release automation

.gitea/workflows/ci.yml

@@ -38,34 +38,3 @@ jobs:
       - name: Build binary
         run: go build ./...
 
-  docker:
-    runs-on: dind
-    needs: build-test
-    if: gitea.event_name == 'push'
-    env:
-      DOCKER_HOST: tcp://dind:2375
-    steps:
-      - name: Install dependencies
-        run: apk add --no-cache git
-      - name: Checkout
-        run: |
-          GITEA_HOST="${{ gitea.server_url }}"
-          GITEA_HOST="${GITEA_HOST#https://}"
-          GITEA_HOST="${GITEA_HOST#http://}"
-          git clone "https://oauth2:${{ secrets.GITEA_TOKEN }}@${GITEA_HOST}/${{ gitea.repository }}.git" .
-          git checkout ${{ gitea.sha }}
-      - name: Log in to Gitea registry
-        run: |
-          REGISTRY="${{ gitea.server_url }}"
-          REGISTRY="${REGISTRY#https://}"
-          REGISTRY="${REGISTRY#http://}"
-          echo "${{ secrets.REGISTRY_TOKEN }}" | docker login "$REGISTRY" -u "${{ gitea.actor }}" --password-stdin
-      - name: Build and push
-        run: |
-          REGISTRY="${{ gitea.server_url }}"
-          REGISTRY="${REGISTRY#https://}"
-          REGISTRY="${REGISTRY#http://}"
-          IMAGE="$REGISTRY/$(echo '${{ gitea.repository }}' | tr '[:upper:]' '[:lower:]')"
-          docker build -t "$IMAGE:${{ gitea.sha }}" -t "$IMAGE:latest" .
-          docker push "$IMAGE:${{ gitea.sha }}"
-          docker push "$IMAGE:latest"