feat: doc search infra (#7166)

detail in `packages/common/infra/src/sync/indexer/README.md`

packages/common/infra/package.json

@@ -18,6 +18,9 @@
     "@blocksuite/store": "0.15.0-canary-202407011031-17e7b65",
     "@datastructures-js/binary-search-tree": "^5.3.2",
     "foxact": "^0.2.33",
+    "fuse.js": "^7.0.0",
+    "graphemer": "^1.4.0",
+    "idb": "^8.0.0",
     "jotai": "^2.8.0",
     "jotai-effect": "^1.0.0",
     "lodash-es": "^4.17.21",
@@ -33,6 +36,7 @@
     "@blocksuite/presets": "0.15.0-canary-202407011031-17e7b65",
     "@testing-library/react": "^16.0.0",
     "async-call-rpc": "^6.4.0",
+    "fake-indexeddb": "^6.0.0",
     "react": "^18.2.0",
     "rxjs": "^7.8.1",
     "vite": "^5.2.8",