Add DEV GitHub aciton.

Every image has two GitHub actions.
- PROD: Only runs after a user input with the image tag.
- DEV: Runs every time on a push from every branch. The image tag
is dev.

.github/workflows/mdbook.yaml

@@ -1,4 +1,4 @@
-name: DockerHub mdbook
+name: DockerHub mdbook PROD
 on:
   workflow_dispatch:
     inputs:
@@ -8,7 +8,7 @@ on:
         required: true
         type: string
 jobs:
-  docker:
+  Dockerhub mdbook PROD:
     runs-on: ubuntu-latest
     steps:
       - name: Set up QEMU
@@ -24,6 +24,6 @@ jobs:
         uses: docker/build-push-action@v6
         with:
           file: ./mdbook/Dockerfile
-          platforms: linux/amd64,linux/arm64
+          platforms: linux/amd64
           push: true
           tags: thenerdlygentleman/mdbook:${{ github.event.inputs.tag }}

.github/workflows/mdbook_dev.yaml

@@ -0,0 +1,22 @@
+name: DockerHub mdbook DEV
+on: push
+jobs:
+  Dockerhub mdbook DEV:
+    runs-on: ubuntu-latest
+    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.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_TOKEN }}
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          file: ./mdbook/Dockerfile
+          platforms: linux/amd64
+          push: true
+          tags: thenerdlygentleman/mdbook:dev

.github/workflows/playground.yaml

@@ -1,4 +1,4 @@
-name: DockerHub playground
+name: DockerHub playground PROD
 on:
   workflow_dispatch:
     inputs:
@@ -8,7 +8,7 @@ on:
         required: true
         type: string
 jobs:
-  docker:
+  DockerHub playground PROD:
     runs-on: ubuntu-latest
     steps:
       - name: Set up QEMU

.github/workflows/playground_dev.yaml

@@ -0,0 +1,22 @@
+name: DockerHub playground DEV
+on: push
+jobs:
+  DockerHub playground DEV:
+    runs-on: ubuntu-latest
+    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.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_TOKEN }}
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          file: ./playground/Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: thenerdlygentleman/playground:dev

README.md

@@ -9,3 +9,10 @@ environments.
 
 The Docker images are build via **Github** action. A collaborator has to start
 the CI manually, by adding the desired tag name of the image.
+
+## Images
+
+|**Name**    |**Version**|**Path**      |
+|------------|:---------:|--------------|
+|*mdbook*    |`0.1.0`    |`./mdbook`    |
+|*playground*|`0.1.0`    |`./playground`|