Add Github action for building, linting and testing (#37)

* add CI script

* fix linting

* add comment about tests

* lint all files in src folder

* also build typescript for all commits

* fix typescript errors

* cleanup

* fix root page slug bug in parent input

* Fix typo in build lint test yml

* Remove commented code

* Run build last in gha

---------

Co-authored-by: djohalo2 <[email protected]>

.github/workflows/build-lint-test.yml

@@ -0,0 +1,31 @@
+name: Build, lint, and test
+
+on: [push]
+
+jobs:
+  build-and-test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Node.js
+      uses: actions/setup-node@v4
+      with:
+        node-version-file: 'package.json'
+        cache: 'npm'
+
+    - name: Install dependencies
+      run: npm ci
+
+    - name: Build typescript
+      run: npm run tsc
+
+    - name: Run ESLint
+      run: npm run lint
+
+    # TODO Uncomment when tests are added
+    # - name: Run tests
+    #   run: npm test
+
+    - name: Build package
+      run: npm run build