refactor: extract store package (#1109)

tsconfig.json

@@ -21,6 +21,7 @@
       "@affine/datacenter": ["./packages/datacenter/src"],
       "@affine/i18n": ["./packages/i18n/src"],
       "@affine/logger": ["./packages/logger/src"],
+      "@affine/store": ["packages/store/src"],
       "@toeverything/pathfinder-logger": ["./packages/logger"]
     }
   },