remove releases, add docker back

.github/workflows/docker-build.yml

@@ -0,0 +1,36 @@
+name: Docker Build and Publish
+
+on:
+  push:
+    branches: ["master"]
+  pull_request:
+    branches: ["master"]
+
+jobs:
+  build-and-publish:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: ./Dockerfile-optimized
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: |
+            ghcr.io/${{ github.repository }}:latest
+            ghcr.io/${{ github.repository }}:${{ github.sha }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max

.github/workflows/release.yml

@@ -1,69 +0,0 @@
-name: build relay for all platforms
-
-on:
-  push:
-    tags:
-      - "*"
-
-permissions:
-  contents: write
-
-jobs:
-  make-release:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Install build-essential and LMDB development files
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y build-essential liblmdb-dev
-
-      - name: Create Release
-        uses: actions/create-release@latest
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          tag_name: ${{ github.ref_name }}
-          release_name: ${{ github.ref_name }}
-        continue-on-error: true
-
-  build-all-for-all:
-    runs-on: ubuntu-latest
-    needs:
-      - make-release
-    strategy:
-      matrix:
-        goos: [linux, freebsd, darwin, windows]
-        goarch: [amd64, arm64, riscv64]
-        exclude:
-          - goarch: arm64
-            goos: windows
-          - goarch: riscv64
-            goos: windows
-          - goarch: riscv64
-            goos: darwin
-    steps:
-      - uses: actions/checkout@v3
-
-      - name: Install build-essential and LMDB development files
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y build-essential liblmdb-dev
-
-      - name: Set CGO_ENABLED=1
-        run: |
-          export CGO_ENABLED=1
-
-      - name: Build application with Go
-        run: |
-          go env   # Print Go environment details for debugging
-          go build ./...
-
-      - uses: wangyoucao577/go-release-action@v1.40
-        with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          goos: ${{ matrix.goos }}
-          goarch: ${{ matrix.goarch }}
-          overwrite: true
-          md5sum: false
-          sha256sum: false
-          compress_assets: false