chore: add new feature flags for fix

Author: jmsjtu

packages/@lwc/features/src/index.ts

@@ -23,6 +23,7 @@ const features: FeatureFlagMap = {
     DISABLE_SCOPE_TOKEN_VALIDATION: null,
     LEGACY_LOCKER_ENABLED: null,
     DISABLE_LEGACY_VALIDATION: null,
+    DISABLE_DETACHED_REHYDRATION: null,
 };
 
 if (!(globalThis as any).lwcRuntimeFlags) {

packages/@lwc/features/src/types.ts

@@ -93,6 +93,12 @@ export interface FeatureFlagMap {
      * If false or unset, then the value of the `LEGACY_LOCKER_ENABLED` flag is used.
      */
     DISABLE_LEGACY_VALIDATION: FeatureFlagValue;
+
+    /**
+     * If true, skips rehydration of DOM elements that are not connected.
+     * Applies to rehydration performed while flushing the rehydration queue.
+     */
+    DISABLE_DETACHED_REHYDRATION: FeatureFlagValue;
 }
 
 export type FeatureFlagName = keyof FeatureFlagMap;