use gitea actions

.drone.yml

@@ -1,70 +0,0 @@
----
-kind: pipeline
-name: default
-
-steps:
-  - name: docker amd64
-    image: plugins/docker
-    settings:
-      repo: eumau/debian
-      auto_tag: true
-      username:
-        from_secret: dockerhub_username
-      password:
-        from_secret: dockerhub_password
-      platform: linux/amd64
-
-  - name: docker arm64
-    image: plugins/docker
-    settings:
-      repo: eumau/debian
-      auto_tag: true
-      username:
-        from_secret: dockerhub_username
-      password:
-        from_secret: dockerhub_password
-      platform: linux/arm64
-
-trigger:
-  event:
-    exclude:
-    - tag
-
----
-kind: pipeline
-name: tags
-
-steps:
-  - name: docker amd64
-    image: plugins/docker
-    settings:
-      repo: eumau/debian
-      auto_tag: false
-      username:
-        from_secret: dockerhub_username
-      password:
-        from_secret: dockerhub_password
-      tags:
-        - ${DRONE_TAG}
-      build_args:
-        - DEBIAN_VERSION=${DRONE_TAG}
-      platform: linux/amd64
-
-  - name: docker arm64
-    image: plugins/docker
-    settings:
-      repo: eumau/debian
-      auto_tag: false
-      username:
-        from_secret: dockerhub_username
-      password:
-        from_secret: dockerhub_password
-      tags:
-        - ${DRONE_TAG}
-      build_args:
-        - DEBIAN_VERSION=${DRONE_TAG}
-      platform: linux/arm64
-
-trigger:
-  event:
-    - tag

.gitea/workflows/build.yml

@@ -0,0 +1,42 @@
+name: ci
+
+on:
+  push:
+    branches:
+      - 'main'
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        platform:
+          - linux/amd64
+          - linux/arm64
+        version:
+          - buster
+          - bullseye
+          - bookworm
+        variant:
+          - ""
+          - -slim
+    steps:
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      -
+        name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      -
+        name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          push: true
+          tags: ${{ matrix.version }}${{ matrix.variant }}:latest
+          platform: ${{ matrix.platform }}