chore: add page flag hook (#6354)

web/ce/constants/page.ts

@@ -1 +0,0 @@
-export const ENABLE_MOVE_PAGE = false;

web/ce/hooks/use-page-flag.ts

@@ -0,0 +1,14 @@
+export type TPageFlagHookArgs = {
+  workspaceSlug: string;
+};
+
+export type TPageFlagHookReturnType = {
+  isMovePageEnabled: boolean;
+};
+
+export const usePageFlag = (args: TPageFlagHookArgs): TPageFlagHookReturnType => {
+  const {} = args;
+  return {
+    isMovePageEnabled: false,
+  };
+};