ci: only typecheck in typechecking job (#7072)

This allows CI to actually report all the other checks when you have type errors

Author: serhalp

.github/workflows/e2e-tests.yml

@@ -42,7 +42,7 @@ jobs:
       - name: Install dependencies
         run: npm ci --no-audit
       - name: Build package
-        run: npm run build
+        run: npm run build:ci
       - run: npm run e2e
       - name: Notify Slack
         uses: 8398a7/action-slack@v3
@@ -92,7 +92,7 @@ jobs:
       - name: Install dependencies
         run: npm ci --no-audit
       - name: Build package
-        run: npm run build
+        run: npm run build:ci
       - run: npm run e2e
       - name: Notify Slack
         uses: 8398a7/action-slack@v3

.github/workflows/integration-tests.yml

@@ -55,7 +55,7 @@ jobs:
       - name: Install core dependencies
         run: npm ci --no-audit
       - name: Build package
-        run: npm run build
+        run: npm run build:ci
       - name: Generate self-signed certificates
         run: npm run certs
         shell: bash
@@ -142,7 +142,7 @@ jobs:
       - name: Install core dependencies
         run: npm ci --no-audit
       - name: Build package
-        run: npm run build
+        run: npm run build:ci
       - name: Generate self-signed certificates
         run: npm run certs
         shell: bash

.github/workflows/lint.yml

@@ -23,6 +23,6 @@ jobs:
         run: npm ci --no-audit
       # Almost not needed, but a single file in `scripts/` imports built code
       - name: Build package
-        run: npm run build
+        run: npm run build:ci
       - name: Run lint
         run: npm run lint

.github/workflows/typecheck.yml

@@ -0,0 +1,25 @@
+name: Typecheck
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  typecheck:
+    name: Typecheck
+    if: "${{ !startsWith(github.head_ref, 'release-') }}"
+    runs-on: ubuntu-latest
+    steps:
+      - name: Git checkout
+        uses: actions/checkout@v4
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: npm
+      - name: Install core dependencies
+        run: npm ci --no-audit
+      - name: Run typecheck
+        run: npm run typecheck

.github/workflows/unit-tests.yml

@@ -31,7 +31,7 @@ jobs:
       - name: Install core dependencies
         run: npm ci --no-audit
       - name: Build package
-        run: npm run build
+        run: npm run build:ci
       - name: Run unit tests
         uses: nick-fields/retry@v3
         with:

package.json

@@ -32,6 +32,7 @@
   },
   "scripts": {
     "build": "tsc",
+    "build:ci": "tsc --noCheck",
     "certs": "openssl req -x509 -out localhost.crt -keyout localhost.key -newkey rsa:2048 -nodes -sha256 -subj \"/CN=localhost\" -extensions EXT -config certconf",
     "dev": "tsc --watch",
     "e2e": "node ./tools/e2e/run.js",
@@ -56,6 +57,7 @@
     "test:init:hugo-deps": "npm ci --prefix tests/integration/__fixtures__/hugo-site --no-audit",
     "test:init:monorepo-deps": "cd tests/integration/__fixtures__/monorepo && pnpm install --frozen-lockfile",
     "test:init:next-deps": "npm ci --prefix tests/integration/__fixtures__/next-app-without-config --no-audit && npm ci --prefix tests/integration/__fixtures__/next-app --no-audit",
+    "typecheck": "tsc --noEmit",
     "watch": "c8 --reporter=lcov vitest --watch"
   },
   "config": {