feat(mobile): shared-links (#4490)

* add shared links page

* feat(mobile): shared link items

* feat(mobile): create / edit shared links page

* server: add changeExpiryTime to SharedLinkEditDto

* fix(mobile): edit expiry to never

* mobile: add icon when shares list is empty

* mobile: create new share from album / timeline

* mobile: add translation texts

* mobile: minor ui fixes

* fix: handle serverURL with /api path

* mobile: show share link on successful creation

* mobile: shared links list - 2 column layout

* mobile: use sharedlink pod class instead of dto

* mobile: show error on link creation

* mobile: show share icon only when remote assets are in selection

* mobile: use server endpoint instead of server url

* styling

* styling

---------

Co-authored-by: shalong-tanwen <139912620+shalong-tanwen@users.noreply.github.com>
Co-authored-by: Alex Tran <alex.tran1502@gmail.com>

mobile/lib/utils/immich_app_theme.dart

@@ -41,7 +41,12 @@ ThemeData immichLightTheme = ThemeData(
   fontFamily: 'WorkSans',
   scaffoldBackgroundColor: immichBackgroundColor,
   snackBarTheme: const SnackBarThemeData(
-    contentTextStyle: TextStyle(fontFamily: 'WorkSans'),
+    contentTextStyle: TextStyle(
+      fontFamily: 'WorkSans',
+      color: Colors.indigo,
+      fontWeight: FontWeight.bold,
+    ),
+    backgroundColor: Colors.white,
   ),
   appBarTheme: AppBarTheme(
     titleTextStyle: const TextStyle(
@@ -156,8 +161,13 @@ ThemeData immichDarkTheme = ThemeData(
   scaffoldBackgroundColor: immichDarkBackgroundColor,
   hintColor: Colors.grey[600],
   fontFamily: 'WorkSans',
-  snackBarTheme: const SnackBarThemeData(
-    contentTextStyle: TextStyle(fontFamily: 'WorkSans'),
+  snackBarTheme: SnackBarThemeData(
+    contentTextStyle: TextStyle(
+      fontFamily: 'WorkSans',
+      color: immichDarkThemePrimaryColor,
+      fontWeight: FontWeight.bold,
+    ),
+    backgroundColor: Colors.grey[900],
   ),
   textButtonTheme: TextButtonThemeData(
     style: TextButton.styleFrom(