feat: add git stash management

Add a Stashes dialog with create, apply, pop, and drop actions
Include untracked files automatically when stashing
Show file counts for current changes and stash entries

packages/ui/src/lib/i18n/messages/en.ts

@@ -517,6 +517,34 @@ export const dict = {
   'gitView.stash.stepStash': 'Stash your uncommitted changes',
   'gitView.stash.thisWill': 'This will:',
   'gitView.stash.title': 'Uncommitted Changes',
+  'gitView.stashes.actions.apply': 'Apply',
+  'gitView.stashes.actions.drop': 'Drop',
+  'gitView.stashes.actions.pop': 'Pop',
+  'gitView.stashes.actions.stashCurrent': 'Stash current changes',
+  'gitView.stashes.actions.stashCurrentWithCount': 'Stash {count} files',
+  'gitView.stashes.confirm.drop': 'Drop {ref}?',
+  'gitView.stashes.description': 'Save, restore, and clean up Git stashes for this repository.',
+  'gitView.stashes.empty.list': 'No stashes yet.',
+  'gitView.stashes.empty.search': 'No matching stashes.',
+  'gitView.stashes.includeUntrackedHint': 'Untracked files are included automatically.',
+  'gitView.stashes.fileCount': '{count} files',
+  'gitView.stashes.fileCountLoading': 'counting files...',
+  'gitView.stashes.itemNumber': '#{number}',
+  'gitView.stashes.latestLabel': 'Latest',
+  'gitView.stashes.messagePlaceholder': 'Stash name',
+  'gitView.stashes.searchPlaceholder': 'Search stashes',
+  'gitView.stashes.title': 'Stashes',
+  'gitView.stashes.toast.applyFailed': 'Failed to apply stash',
+  'gitView.stashes.toast.applySuccess': 'Stash applied',
+  'gitView.stashes.toast.createFailed': 'Failed to stash changes',
+  'gitView.stashes.toast.created': 'Changes stashed',
+  'gitView.stashes.toast.dropFailed': 'Failed to drop stash',
+  'gitView.stashes.toast.dropSuccess': 'Stash dropped',
+  'gitView.stashes.toast.loadFailed': 'Failed to load stashes',
+  'gitView.stashes.toast.noChanges': 'No local changes to stash',
+  'gitView.stashes.toast.popFailed': 'Failed to pop stash',
+  'gitView.stashes.toast.popSuccess': 'Stash popped',
+  'gitView.stashes.untitled': 'Untitled stash',
   'gitView.sync.fetch': 'Fetch',
   'gitView.sync.fetchFromRemote': 'Fetch from {name}',
   'gitView.sync.fetchTooltip': 'Fetch from remote',