Merge pull request #1519 from saltycrys/github-actions-ci

Switch to GitHub Actions for CI

.github/workflows/ci.yml

@@ -0,0 +1,88 @@
+name: Invidious CI
+
+on:
+  push:
+    branches:
+      - "master"
+      - "api-only"
+  pull_request:
+    branches: "*"
+
+jobs:
+  build:
+    
+    runs-on: ubuntu-latest
+    
+    steps:
+      - uses: actions/checkout@v2
+      
+      # - name: Find out latest Crystal version
+      #   run: |
+      #     crystal_latest=$(curl -ILs -o /dev/null -w %{url_effective} https://github.com/crystal-lang/crystal/releases/latest | grep -o '[^/]*$')
+      #     echo "crystal_latest=$crystal_latest" >> $GITHUB_ENV
+      #     echo $crystal_latest
+      #
+      # - name: Cache Crystal
+      #   uses: actions/cache@v2
+      #   with:
+      #     path: ./crystal-bin
+      #     key: crystal-${{ env.crystal_latest }}
+      #
+      # - name: Add custom Crystal dir to path
+      #   run: echo "./crystal-bin" >> $GITHUB_PATH
+      #
+      # - name: Find out installed Crystal version
+      #   run: |
+      #     if ! [ -x "$(command -v crystal)" ]; then
+      #       crystal_installed="none"
+      #     else
+      #       crystal_installed=$(crystal version | grep Crystal | awk '{print $2}')
+      #     fi
+      #     echo "crystal_installed=$crystal_installed" >> $GITHUB_ENV
+      #     echo $crystal_installed
+      
+      - name: Install Crystal
+        uses: oprypin/install-crystal@v1.2.4
+        # if: env.crystal_installed != env.crystal_latest
+        # with:
+        #   destination: ./crystal-bin
+
+      - name: Cache Shards
+        uses: actions/cache@v2
+        with:
+          path: ./lib
+          key: shards-${{ hashFiles('shard.lock') }}
+      
+      - name: Install Shards
+        run: |
+          if ! shards check; then
+            shards install
+          fi
+      
+      - name: Run tests
+        run: crystal spec
+      
+      - name: Run lint
+        run: |
+          if ! crystal tool format --check; then
+            crystal tool format
+            git diff
+            exit 1
+          fi
+      
+      - name: Build
+        run: crystal build --warnings all --error-on-warnings --error-trace src/invidious.cr
+      
+  build-docker:
+    
+    runs-on: ubuntu-latest
+    
+    steps:
+      - uses: actions/checkout@v2
+      
+      - name: Build Docker
+        run: docker-compose up -d
+      
+      - name: Test Docker
+        run: while curl -Isf http://localhost:3000; do sleep 1; done
+