[PM-9111] Extension: persist add/edit form (#12236)

* remove todo

* Retrieve cache cipher for add-edit form

* user prefilled cipher for add-edit form

* add listener for clearing view cache

* clear local cache when clearing global state

* track initial value of cache for down stream logic that should only occur on non-cached values

* add feature flag for edit form persistence

* add tests for cipher form cache service

* fix optional initialValues

* add services to cipher form storybook

* fix strict types

* rename variables to be platform agnostic

* use deconstructed collectionIds variable to avoid them be overwritten

* use the originalCipherView for initial values

* add comment about signal equality

* prevent events from being emitted when adding uris to the existing form

- This stops other values from being overwrote in the initialization process

* add check for cached cipher when adding initial uris

libs/common/src/enums/feature-flag.enum.ts

@@ -44,6 +44,7 @@ export enum FeatureFlag {
   NewDeviceVerificationPermanentDismiss = "new-device-permanent-dismiss",
   DisableFreeFamiliesSponsorship = "PM-12274-disable-free-families-sponsorship",
   MacOsNativeCredentialSync = "macos-native-credential-sync",
+  PM9111ExtensionPersistAddEditForm = "pm-9111-extension-persist-add-edit-form",
   PrivateKeyRegeneration = "pm-12241-private-key-regeneration",
   ResellerManagedOrgAlert = "PM-15814-alert-owners-of-reseller-managed-orgs",
 }
@@ -100,6 +101,7 @@ export const DefaultFeatureFlagValue = {
   [FeatureFlag.NewDeviceVerificationPermanentDismiss]: FALSE,
   [FeatureFlag.DisableFreeFamiliesSponsorship]: FALSE,
   [FeatureFlag.MacOsNativeCredentialSync]: FALSE,
+  [FeatureFlag.PM9111ExtensionPersistAddEditForm]: FALSE,
   [FeatureFlag.PrivateKeyRegeneration]: FALSE,
   [FeatureFlag.ResellerManagedOrgAlert]: FALSE,
 } satisfies Record<FeatureFlag, AllowedFeatureFlagTypes>;