feat(studio): optional pinned-key field in the store-add form

The module-store manager's 'Add a store' form gains an optional PEM
public-key field; when set it pins that publisher key to the store
(per-store signing trust). Localized DE/EN.

Signed-off-by: flemming-it <stefan.a.flemming@googlemail.com>

lib/l10n/app_de.arb

@@ -332,6 +332,8 @@
   "storesManagerRemoveFailed": "Store konnte nicht entfernt werden",
   "storesManagerSuggested": "Vorgeschlagene Stores",
   "storesManagerAddShort": "Hinzufügen",
+  "storesManagerPinnedKeyLabel": "Angepinnter Public-Key — PEM (optional)",
+  "storesManagerPinnedKeyHint": "Signierte Module dieses Stores werden gegen diesen Key geprüft statt gegen den eingebauten Vendor-Key. Füge einen PEM-Public-Key ein.",
   "storesManagerNotAvailable": "Noch nicht verfügbar",
   "storesManagerNotAvailableHint": "Der Anbieter hat diesen Store-Index noch nicht veröffentlicht. Sobald er das tut, ist er installierbar.",
   "storesSuggestedReclaimDesc": "Recl∆Im — Module für Rechts- und Pflichten-Reform-Mapping",

lib/l10n/app_en.arb

@@ -345,6 +345,8 @@
   "storesManagerRemoveFailed": "Could not remove store",
   "storesManagerSuggested": "Suggested stores",
   "storesManagerAddShort": "Add",
+  "storesManagerPinnedKeyLabel": "Pinned public key — PEM (optional)",
+  "storesManagerPinnedKeyHint": "Signed modules from this store verify against this key instead of the built-in vendor key. Paste a PEM public key.",
   "storesManagerNotAvailable": "Not available yet",
   "storesManagerNotAvailableHint": "The provider hasn't published this store index yet. It will become installable once they do.",
   "storesSuggestedReclaimDesc": "Recl∆Im — modules for law & duty reform-mapping",

lib/l10n/app_localizations.dart

@@ -1514,6 +1514,18 @@ abstract class AppLocalizations {
   /// **'Add'**
   String get storesManagerAddShort;
 
+  /// No description provided for @storesManagerPinnedKeyLabel.
+  ///
+  /// In en, this message translates to:
+  /// **'Pinned public key — PEM (optional)'**
+  String get storesManagerPinnedKeyLabel;
+
+  /// No description provided for @storesManagerPinnedKeyHint.
+  ///
+  /// In en, this message translates to:
+  /// **'Signed modules from this store verify against this key instead of the built-in vendor key. Paste a PEM public key.'**
+  String get storesManagerPinnedKeyHint;
+
   /// No description provided for @storesManagerNotAvailable.
   ///
   /// In en, this message translates to:

lib/l10n/app_localizations_de.dart

@@ -815,6 +815,14 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get storesManagerAddShort => 'Hinzufügen';
 
+  @override
+  String get storesManagerPinnedKeyLabel =>
+      'Angepinnter Public-Key — PEM (optional)';
+
+  @override
+  String get storesManagerPinnedKeyHint =>
+      'Signierte Module dieses Stores werden gegen diesen Key geprüft statt gegen den eingebauten Vendor-Key. Füge einen PEM-Public-Key ein.';
+
   @override
   String get storesManagerNotAvailable => 'Noch nicht verfügbar';
 

lib/l10n/app_localizations_en.dart

@@ -833,6 +833,14 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get storesManagerAddShort => 'Add';
 
+  @override
+  String get storesManagerPinnedKeyLabel =>
+      'Pinned public key — PEM (optional)';
+
+  @override
+  String get storesManagerPinnedKeyHint =>
+      'Signed modules from this store verify against this key instead of the built-in vendor key. Paste a PEM public key.';
+
   @override
   String get storesManagerNotAvailable => 'Not available yet';