chore: merge blocksuite source code (#9213)

blocksuite/affine/model/src/utils/enum.ts

@@ -0,0 +1,11 @@
+export function createEnumMap<T extends Record<string, string | number>>(
+  EnumObject: T
+) {
+  return Object.entries(EnumObject).reduce(
+    (acc, [key, value]) => {
+      acc[value as T[keyof T]] = key as keyof T;
+      return acc;
+    },
+    {} as Record<T[keyof T], keyof T>
+  );
+}