add image push workflow

.github/workflows/push-to-gitea-registry.yaml

@@ -0,0 +1,41 @@
+name: Push Docker Image to gitea Container Repository
+
+on:
+  push:
+    branches:
+      - *
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to Gitea Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ secrets.REGISTRY }}
+          username: ${{ secrets.USERNAME }}
+          password: ${{ secrets.PASSWORD }}
+
+      - name: Set up metadata
+        id: metadata
+        uses: docker/metadata-action@v5
+        with:
+            images: ${{ secrets.REGISTRY }}/${{ github.repository }}
+            tags: |
+                type=raw,value=latest,enable=${{ github.ref == 'refs/heads/master' }}
+                type=sha
+                type=branch
+
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          file: ./Dockerfile
+          push: true
+          tags: ${{ steps.metadata.outputs.tags }}
+          labels: ${{ steps.metadata.outputs.labels }}

Dockerfile

@@ -1,6 +1,8 @@
 FROM rust:1.84 as builder
 WORKDIR /usr/src/app
-COPY . .
+COPY Cargo.toml .
+COPY Cargo.lock .
+COPY src src
 RUN cargo install --path .
 
 FROM debian:bookworm-slim