CI: use bun canary

.github/workflows/main.yml

@@ -15,15 +15,14 @@ jobs:
         uses: actions/checkout@v4
         with:
           persist-credentials: false
+      - uses: oven-sh/setup-bun@v1
+        with:
+          bun-version: canary
       - name: Cache cache.db
         uses: actions/cache@v3
         with:
           path: .cache
           key: ${{ runner.os }}-v1
-
-      - uses: oven-sh/setup-bun@v1
-        with:
-          bun-version: latest
       - run: bun install
       - run: bun run build
       - name: Deploy