add typecheck github action

.github/workflows/npm-typecheck.yml

@@ -0,0 +1,26 @@
+# Created using @tscircuit/plop (npm install -g @tscircuit/plop)
+name: Type Check
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  type-check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Use Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: "22"
+
+      - name: Install dependencies
+        run: bun i
+
+      - name: Run format check
+        run: npx tsc --noEmit