chore: use bun in test CI and vercel CD (#192)

* 🔧 chore: try bun test ci

* 🔧 chore: update installCommand on vercel

.bunfig.toml

@@ -0,0 +1,3 @@
+[install.lockfile]
+
+save = false

.github/workflows/test.yml

@@ -7,24 +7,17 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - name: Install pnpm
+      - name: Install bun
-        uses: pnpm/action-setup@v2
+        uses: oven-sh/setup-bun@v1
-        with:
-          version: 8
-
-      - name: Setup Node.js environment
-        uses: actions/setup-node@v3
-        with:
-          node-version: '18'
 
       - name: Install deps
-        run: pnpm install
+        run: bun i
 
       - name: lint
-        run: pnpm run lint
+        run: bun run lint
 
       - name: Test and coverage
-        run: pnpm run test:coverage
+        run: bun run test:coverage
 
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v3

vercel.json

@@ -1,3 +1,3 @@
 {
-  "installCommand": "pnpm i"
+  "installCommand": "pnpm i -g bun && bun i"
-}
+}