新增: F-15阶段2手动上下文管理(2 IPC+3事件+前端按钮+status渲染)

src/i18n/en/aiChat.ts

@@ -140,5 +140,25 @@ export default {
     exportJson: 'JSON',
     exportTxt: 'Plain text',
     exportFailed: 'Export failed: {msg}',
+
+    // ── F-15 phase 2: manual context management (clear / compress) ──
+    // Buttons (Header action area: trash + compress icon)
+    clearContext: 'Clear context',
+    compressContext: 'Compress context',
+    // Confirm dialog (clear is semantically irreversible; history archived, not deleted)
+    clearContextConfirm: 'Clear the current chat context? History is archived and preserved; new chats are not affected.',
+    // Collapsed separator (consecutive same-status merged into one bar; {n}=merged message count)
+    contextArchived: 'Archived {n} messages',
+    compressed: 'Context compressed',
+    compressing: 'Compressing…',
+    clearSuccess: 'Context cleared',
+    compressSuccess: 'Context compressed',
+    compressError: 'Compression failed: {msg}',
+    clearError: 'Clear failed: {msg}',
+    // Separator expand / collapse
+    expand: 'Expand',
+    collapse: 'Collapse',
+    // Compressed summary block label (before the system summary message when expanded)
+    compressedSummaryLabel: 'Context summary',
   },
 }