feat(ci): add size-limit (#1859)

Author: yoshi2no

.github/workflows/size-limit.yml

@@ -0,0 +1,25 @@
+name: "Size Limit"
+on:
+  pull_request:
+    branches: [main]
+    types: [opened, synchronize]
+
+jobs:
+  size-limit:
+    permissions:
+      contents: read
+      pull-requests: write
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22
+      - uses: pnpm/action-setup@v4
+        with:
+          version: latest
+          run_install: true
+      - uses: andresz1/size-limit-action@v1.8.0
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          package_manager: pnpm

package.json

@@ -13,17 +13,27 @@
     "format": "pnpm run -r --parallel --aggregate-output format",
     "test": "pnpm run -r --parallel --aggregate-output test",
     "test-e2e": "pnpm run -r --parallel --aggregate-output test-e2e",
+    "size": "pnpm run build && size-limit",
     "version": "pnpm run build && changeset version && pnpm i"
   },
   "devDependencies": {
     "@biomejs/biome": "^1.8.1",
     "@changesets/changelog-github": "^0.5.0",
     "@changesets/cli": "^2.27.5",
     "@playwright/test": "^1.44.1",
+    "@size-limit/preset-small-lib": "^11.1.4",
     "@types/node": "^20.14.7",
     "del-cli": "^5.1.0",
     "prettier": "^3.3.2",
+    "size-limit": "^11.1.4",
     "typescript": "^5.4.5",
     "vitest": "^2.0.5"
-  }
+  },
+  "size-limit": [
+    {
+      "path": "packages/openapi-fetch/dist/index.min.js",
+      "limit": "6.5 kB",
+      "brotli": false
+    }
+  ]
 }