Add first version of a test workflow

.github/workflows/test_playlist.yml

@@ -0,0 +1,50 @@
+name: Test IPTV file quality
+
+on:
+  push:
+    branches
+      - "*"
+
+jobs:
+  test:
+    runs-on: node
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Setup Node
+        uses: actions/setup-node@v1
+        with:
+          node-version: "16.x"
+
+      - name: Install m3u-linter and check the playlist
+        run: |
+          npm install -g m3u-linter || true
+          cat <<EOF > M3u-linter.config.json
+            {
+              "files": ["playlist1.m3u", "playlist2.m3u"],
+              "rules": {
+                "no-empty-lines": true,
+                "require-header": true,
+                "attribute-quotes": true,
+                "require-info": true,
+                "no-trailing-spaces": true,
+                "no-whitespace-before-title": true,
+                "no-multi-spaces": true,
+                "no-extra-comma": true,
+                "space-before-paren": true,
+                "no-dash": true
+              }
+            }
+          EOF
+          ls -lar ./ || true
+          cat playlist.m3u8 || true
+          m3u-linter -c ./m3u-linter.config.json ./playlist.m3u8
+
+      - name: Install IPTV Checker and check the playlist
+        run: |
+          npm install -g iptv-checker || true
+          mkdir -p output
+          iptv-checker -o output -p 100 -t 120000 ./playlist.m3u8
+