feat(goal-run): add multi-checkpoint goal orchestration with H5 and admin surfaces.

Persist goal runs in MySQL, bind agent runs to checkpoints, expose awaiting-approval
UX in chat, and add admin inspection routes with local verify scripts.

Co-authored-by: Cursor <cursoragent@cursor.com>

goal-run-context.mjs

@@ -0,0 +1,42 @@
+const CHECKPOINT_STATUS_LABELS = {
+  pending: '待开始',
+  running: '进行中',
+  awaiting_approval: '待确认',
+  approved: '已完成',
+  skipped: '已跳过',
+  failed: '失败',
+};
+
+export function buildGoalContextEnvelope(goal) {
+  if (!goal) return '';
+  const checkpoints = Array.isArray(goal.checkpoints) ? goal.checkpoints : [];
+  const current = checkpoints.find((item) => item.id === goal.currentCheckpointId)
+    ?? checkpoints.find((item) => item.status === 'running')
+    ?? checkpoints.find((item) => item.status === 'pending');
+  const completed = checkpoints.filter((item) =>
+    ['approved', 'awaiting_approval'].includes(item.status));
+  const awaiting = checkpoints.find((item) => item.status === 'awaiting_approval');
+
+  const lines = [
+    '【Goal Context】',
+    `目标：${goal.title}`,
+  ];
+  if (current) {
+    const statusLabel = CHECKPOINT_STATUS_LABELS[current.status] ?? current.status;
+    lines.push(`当前阶段：${current.title}（${statusLabel}）`);
+  }
+  if (completed.length) {
+    lines.push('已完成摘要：');
+    for (const checkpoint of completed) {
+      if (checkpoint.outputSummary) {
+        lines.push(`- ${checkpoint.outputSummary}`);
+      } else {
+        lines.push(`- ${checkpoint.title}`);
+      }
+    }
+  }
+  if (awaiting) {
+    lines.push(`待你确认：${awaiting.description || awaiting.title}`);
+  }
+  return lines.join('\n');
+}