Add pipeline for beta releases

.github/workflows/build-beta.yml

@@ -0,0 +1,29 @@
+name: Build a beta version
+
+on:
+  push:
+    tags:
+    - v[0-9]+.[0-9]+.[0-9]+-beta*
+
+env:
+  IMAGE_NAME: loranmutafov/simple-bastion
+
+jobs:
+  build:
+    name: Build and push :${{ github.ref_name }} to Docker Hub
+    runs-on: ubuntu-latest
+    steps:
+    - name: Login to Docker Hub
+      uses: docker/login-action@v2
+      with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+    - name: Checkout repository
+      uses: actions/checkout@v2
+
+    - name: Build Docker image
+      run: DOCKER_BUILDKIT=1 docker build . -t $IMAGE_NAME:${{ github.ref_name }}
+
+    - name: Push Docker image
+      run: docker push $IMAGE_NAME:${{ github.ref_name }}

.github/workflows/build-tag.yml → .github/workflows/build-stable.yml

@@ -1,9 +1,9 @@
-name: Build a version
+name: Build a stable version
 
 on:
   push:
     tags:
-    - v*
+    - v[0-9]+.[0-9]+.[0-9]+
 
 env:
   IMAGE_NAME: loranmutafov/simple-bastion