Add type check on CI, remove obsolete unused commands (#18489)

.github/workflows/frontend.yml

@@ -76,6 +76,24 @@ jobs:
     - run: yarn run lint-docs-links
       name: Run docs links checker
 
+  fe-type-check:
+    runs-on: ubuntu-20.04
+    timeout-minutes: 10
+    steps:
+    - uses: actions/checkout@v2
+    - name: Prepare Node.js
+      uses: actions/setup-node@v1
+      with:
+        node-version: 14.x
+    - name: Get yarn cache
+      uses: actions/cache@v2
+      with:
+        path: ~/.cache/yarn
+        key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+    - run: yarn install --frozen-lockfile --prefer-offline
+    - run: yarn type-check
+      name: Check types
+
   fe-tests-unit:
     runs-on: ubuntu-20.04
     timeout-minutes: 14

package.json

@@ -207,9 +207,6 @@
     "prettier": "prettier --write '{enterprise/,}frontend/**/*.{js,jsx,ts,tsx,css}'",
     "eslint-fix": "yarn && eslint --fix --ext .js,.jsx,.ts,.tsx --rulesdir frontend/lint/eslint-rules {enterprise/,}frontend/{src,test}",
     "docs": "documentation serve --watch frontend/src/metabase-lib/lib/**",
-    "ci": "yarn ci-frontend && yarn ci-backend",
-    "ci-frontend": "yarn lint && yarn test",
-    "ci-backend": "clojure -X:dev:ee:ee-dev:drivers:drivers-dev:eastwood && clojure -X:dev:test",
     "test-cypress": "yarn build && ./bin/build-for-test && yarn test-cypress-no-build",
     "test-cypress-open": "./bin/build-for-test && yarn test-cypress-no-build --open",
     "test-cypress-open-no-backend": "E2E_HOST='http://localhost:3000' yarn test-cypress-no-build --open",