feat(workflow): add Docker build and publish workflow for meshchatx

.gitea/workflows/docker.yml

@@ -0,0 +1,66 @@
+name: Build and Publish Docker Image
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+      - '*'
+
+env:
+  REGISTRY: git.quad4.io
+  IMAGE_NAME: rns-things/meshchatx
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    outputs:
+      image_digest: ${{ steps.build.outputs.digest }}
+      image_tags: ${{ steps.meta.outputs.tags }}
+
+    steps:
+      - name: Checkout repository
+        uses: https://git.quad4.io/actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        with:
+          fetch-depth: 0
+
+      - name: Set up QEMU
+        uses: https://git.quad4.io/actions/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130 # v3.7.0
+        with:
+          platforms: amd64,arm64
+
+      - name: Set up Docker Buildx
+        uses: https://git.quad4.io/actions/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0
+
+      - name: Log in to the Container registry
+        uses: https://git.quad4.io/actions/login-action@5e57cd118135c172c3672efd75eb46360885c0ef # v3.6.0
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ secrets.REGISTRY_USERNAME }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: https://git.quad4.io/actions/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051 # v5.10.0
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=raw,value=latest,enable={{is_default_branch}}
+            type=ref,event=branch,prefix=,suffix=,enable={{is_default_branch}}
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=sha,format=short
+
+      - name: Build and push Docker image
+        id: build
+        uses: https://git.quad4.io/actions/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6.18.0
+        with:
+          context: .
+          file: ./Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+