chore: remove grunt + update dev tools

Author: mistic100

.github/PULL_REQUEST_TEMPLATE.md

@@ -3,6 +3,5 @@
 - [ ] I read the [guidelines for contributing](https://github.com/mistic100/jQuery-QueryBuilder/blob/master/.github/CONTRIBUTING.md)
 - [ ] I created my branch from `dev` and I am issuing the PR to `dev`
 - [ ] I didn't pushed the `dist` directory
-- [ ] Unit tests are OK
 - [ ] If it's a new feature, I added the necessary unit tests
 - [ ] If it's a new language, I filled the `__locale` and `__author` fields

.github/workflows/main.yml

@@ -8,9 +8,14 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v1
-    - name: build
-      run: |
-        npm install
-        npm run test
-        npm run build
+      - uses: actions/checkout@v3
+
+      - uses: actions/setup-node@v3
+        with:
+          node-version: '16'
+          cache: 'yarn'
+
+      - name: build
+        run: |
+          yarn install
+          yarn build

.gitignore

@@ -1,10 +1,7 @@
-bower_components
 node_modules
 dist
 doc
 .sass-cache
-.coverage-results
 .idea
 *.iml
-yarn.lock
 package-lock.json