[FEAT] release / docker ci pipeline (#1907)

* [FEAT] docker ci pipeline

* add release workflow

* depend on release

* move tag

* remove push to main

* fixup release workflow

* add latest tag on dockerhub

* cleanup

* Update .github/workflows/docker.yml

Co-authored-by: Vlad Stan <stan.v.vlad@gmail.com>

* use latest versions of actions

---------

Co-authored-by: Vlad Stan <stan.v.vlad@gmail.com>
Co-authored-by: Pavol Rusnak <pavol@rusnak.io>

.github/workflows/docker.yml

@@ -2,19 +2,52 @@ name: docker
 
 on:
   workflow_call:
+    inputs:
+      tag:
+        default: latest
+        type: string
 
 jobs:
-  docker:
+  push_to_dockerhub:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
+
+      - name: Cache Docker layers
+        uses: actions/cache@v4
+        id: cache
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+
       - name: Build and push
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
             context: .
-            push: false
-            tags: lnbitsdocker/lnbits-legend:latest
-            cache-from: type=registry,ref=lnbitsdocker/lnbits-legend:latest
-            cache-to: type=inline
+            push: true
+            tags: ${{ secrets.DOCKER_USERNAME }}/lnbits:${{ inputs.tag }}
+            platforms: [ linux/amd64, linux/arm64 ]
+            cache-from: type=local,src=/tmp/.buildx-cache
+            cache-to: type=local,dest=/tmp/.buildx-cache
+
+      - name: Build and push latest tag
+        uses: docker/build-push-action@v5
+        with:
+            context: .
+            push: true
+            tags: ${{ secrets.DOCKER_USERNAME }}/lnbits:latest
+            platforms: [ linux/amd64, linux/arm64 ]
+            cache-from: type=local,src=/tmp/.buildx-cache
+            cache-to: type=local,dest=/tmp/.buildx-cache