新增: 无人值守P0任务边界全链

- 任务级授权边界判定与审批旁路单点插桩
- boundary_json 随会话落库(V45 可逆迁移)
- 六路非正常终局统一安全停靠与托盘通知
- 每五轮进度事件与会话头部进度条
- 前端边界配置卡侧栏徽标及 UX 校验补齐

src/i18n/en/ai.ts

@@ -49,6 +49,8 @@ export default {
     // conversation load/switch failure feedback (network jitter/IPC down → empty list/blank, was silent)
     loadConvFail: 'Failed to load conversations. Please check your network or backend connection.',
     switchConvFail: 'Failed to switch conversation. Please retry.',
+    // UX走查 P3-7/P1-1: linked-conversation jump hit a deleted conversation (was silently creating a blank one / dead click in detached window)
+    convDeleted: 'Conversation deleted',
     // M30: rename/archive/pin IPC failure feedback (was no try/catch, exceptions leaked to unhandledrejection)
     renameConvFail: 'Failed to rename. Please retry.',
     archiveConvFail: 'Failed to {action}. Please retry.',
@@ -87,11 +89,23 @@ export default {
       title: 'Sub-agent',
       completed: 'completed',
       truncated: 'truncated',
+      cancelled: 'cancelled',
       failed: 'failed',
+      // stop_kind structured stop reasons (replaces summary heuristics; truncation sub-kinds surfaced)
+      truncMaxRounds: 'max rounds reached',
+      truncWallClock: 'timed out',
+      truncTokenBudget: 'token budget reached',
+      noReport: 'no report produced',
+      // Rejected-tools chip ({tools} = "tool×count" items, first 2 shown then +N)
+      rejected: 'rejected {tools}',
+      // Startup-failed sub-agents have no persisted trace; card is click-disabled
+      noTrace: 'No trace (failed to start)',
       meta: '{rounds} rounds · {tokens} tokens',
       // S3: finished card is clickable to open the read-only trace (hover hint)
       viewHint: 'Click to view execution trace',
     },
+    // P3-6 background-conversation sub-agent finished light toast ({status} reuses agentFinished status words above, {summary} truncated to 40 chars)
+    agentFinishedToast: 'Sub-agent {status}: {summary}',
     // S3 sub-agent trace overlay (opened from the finished card, read-only simple render,
     // discarded on close)
     agentTrace: {
@@ -102,6 +116,71 @@ export default {
       roleAssistant: 'Assistant',
       roleTool: 'Tool result',
       roleSystem: 'System',
+      deniedTool: 'Denied: {tool}',
+      riskLow: 'low risk',
+      riskMedium: 'medium risk',
+      riskHigh: 'high risk',
+    },
+    // Unattended task parked card (AiTaskParked, terminal of the pending family):
+    // Continue re-authorizes the loop, Stop archives without resuming
+    taskParked: {
+      title: 'Task parked',
+      // stop_kind structured stop reason (vocabulary pinned by backend contract; unknown values fall back to unknownKind)
+      stopKind: {
+        approval_timeout: 'Approval timed out',
+        cancelled: 'Cancelled',
+        circuit_breaker: 'Circuit breaker',
+        stall_breaker: 'Stall breaker',
+        max_rounds: 'Max rounds reached',
+        fatal: 'Repeated failures (retry budget exhausted)',
+        midstream: 'Stream interrupted',
+      },
+      unknownKind: 'Parked',
+      stopArchive: 'Stop & Archive',
+      stoppedToast: 'Task stopped, will not resume',
+      archiveFailed: 'Stop failed: {msg}',
+    },
+    // Unattended task progress (AiTaskProgress, design §4.3): TopBar lightweight progress,
+    // visible as "still working" during silent periods
+    taskProgress: {
+      running: 'Running · round {round}/{max} · {tokens} tokens',
+      unlimited: 'Running · round {round} · {tokens} tokens',
+      barHint: 'Round {round}/{max}',
+    },
+    // Unattended boundary config card (authorized once at kickoff, effective for the task
+    // lifetime, dies with the conversation)
+    taskBoundary: {
+      toggle: 'Unattended',
+      badge: 'Unattended boundary authorized',
+      riskCeiling: 'Risk ceiling',
+      riskLow: 'Low',
+      riskMedium: 'Medium',
+      dirs: 'Directory allowlist',
+      dirPlaceholder: 'Enter absolute directory path',
+      dirAdd: 'Add',
+      dirEmpty: 'No directories added',
+      forbidDestructive: 'Destructive commands always blocked',
+      budgetToggle: 'Budget (advanced)',
+      budgetRounds: 'Max rounds',
+      budgetTokens: 'Max tokens',
+      budgetWallSecs: 'Wall-clock seconds',
+      budgetHint: 'Leave empty for unlimited',
+      budgetInvalid: 'Budget values must be positive integers',
+      confirmSet: 'Authorize once, no interruptions for the whole task',
+      clearBoundary: 'Clear boundary',
+      setOk: 'Unattended boundary authorized',
+      clearOk: 'Boundary cleared, back to per-action approval',
+      setFail: 'Failed to set boundary: {msg}',
+      lockedGenerating: 'Task is running: only clearing (revoke) is allowed, fields are locked',
+      loadFailed: 'Failed to load boundary; the form below is not trustworthy',
+      retryLoad: 'Retry',
+      dirErrIllegal: 'Path contains illegal characters < > : " | ? *',
+      dirErrRelative: 'Enter an absolute path (e.g. D:\\projects or /home/user)',
+      clearConfirm: 'Clearing the boundary revokes unattended authorization immediately; tool calls in the running task will fall back to per-action approval. Clear?',
+      echoRisk: 'risk ceiling {risk}',
+      echoDirs: '{n} dirs',
+      echoBudget: 'budget {rounds} rounds / {tokens} tokens / {secs}s',
+      echoNoBudget: 'no budget limit',
     },
   },
 }

src/i18n/en/aiChat.ts

@@ -110,6 +110,7 @@ export default {
 
     // ── Skill ──
     clearSkill: 'Clear skill',
+    skillBadgeTip: 'Injected full skill playbook: {name}',
     placeholderWithSkill: 'Skill selected. Type arguments and press Enter',
     placeholderDefault: "Type a message... (/ for skills, {'@'} to mention)",
     skillNoMatch: 'No matching skill',
@@ -141,6 +142,8 @@ export default {
     imageTooLarge: 'Image too large (max 10MB), skipped',
     imageLimit: 'Up to {n} images, extras ignored',
     imageReadFailed: 'Failed to read image',
+    imageIgnoredWarn: 'Current model does not support images; they will be ignored on send',
+    imageOnlyBlocked: 'Current model does not support images; switch to a vision model or add some text',
 
     // ── Confirm dialog ──
     confirmDeleteConversation: 'Delete chat "{title}"? This cannot be undone.',