feat(ci): add github actions

Signed-off-by: solidnerd <niclas@mietz.io>

Author: solidnerd

.github/workflows/main.yml

@@ -0,0 +1,35 @@
+name: Build and push Docker image
+
+on:
+  push:
+    branches:
+      - master
+    tags:
+      - '*'
+
+env:
+  DOCKER_BUILDKIT: 1
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Build Image
+      uses: docker/build-push-action@v1
+      with:
+        repository: solidnerd/bookstack-dev
+        push: false
+        tag_with_sha: true
+        add_git_labels: true
+    - name: Execute End-to-End Test
+      run: make e2e
+    - name: Build and Push
+      uses: docker/build-push-action@v1
+      with:
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}
+        repository: solidnerd/bookstack
+        tag_with_ref: true
+        add_git_labels: true

.github/workflows/pr.yml

@@ -0,0 +1,23 @@
+name: Build and Test
+
+on:
+  pull_request:
+
+env:
+  DOCKER_BUILDKIT: 1
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Build Image
+      uses: docker/build-push-action@v1
+      with:
+        repository: solidnerd/bookstack-dev
+        push: false
+        tag_with_sha: true
+        add_git_labels: true
+    - name: Execute End-to-End Test
+      run: make e2e

Makefile

@@ -1,7 +1,7 @@
 DOCKER_RELEASE_REG=solidnerd
 DOCKER_IMAGE=bookstack
 DOCKER_IMAGE_DEV=${DOCKER_IMAGE}-dev
-DOCKER_INTERNAL_TAG := $(shell git rev-parse --short HEAD)
+DOCKER_INTERNAL_TAG := "sha-$(shell git rev-parse --short HEAD)"
 DOCKER_RELEASE_TAG := $(shell git describe)
 BUILD_DATE := $(shell date -u +"%Y-%m-%dT%H:%M:%SZ")
 VCS_URL := https://github.com/solidnerd/docker-bookstack