Create Docker workflow and Dockerfile for image build and push

.forgejo/workflows/push.yaml

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+name: Push Docker image
+
+on:
+  push:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          registry: code.edgarpierre.fr
+          username: ${{ vars.DOCKER_PUSH_USERNAME }}
+          password: ${{ secrets.DOCKER_PUSH_PASSWORD }}
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      -
+        name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          push: true
+          tags: code.edgarpierre.fr/edpibu/uv-act:${{ github.ref_name }}

Dockerfile

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+FROM ghcr.io/catthehacker/ubuntu:act-latest
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/