Add ci

.github/workflows/main.yaml

@@ -0,0 +1,17 @@
+name: Main CI
+on: [workflow_dispatch, push]
+jobs:
+  tests_checks_build:
+    runs-on: ubuntu-latest
+    name: Tests, checks, build
+    steps:
+      - uses: actions/checkout@v3
+        name: Checkout
+      - name: Install dependencies
+        run: npm ci
+      - name: Run linter
+        run: npm run lint
+      - name: Run tests
+        run: npm run test:ci
+      - name: Run build
+        run: npm run build