Add tsc action

.github/workflows/tsc.yml

@@ -0,0 +1,19 @@
+name: 'Typescript'
+on:
+  push:
+
+jobs:
+  tsc:
+    name: tsc
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: install Node
+        # https://github.com/actions/setup-node?tab=readme-ov-file#usage
+        # The node-version input is optional. If not supplied, the node version from PATH will be used.
+        # However, it is recommended to always specify Node.js version and don't rely on the system one.
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+      - name: yarn tsc
+        run: yarn install && yarn tsc