v1.3.0 — 钉钉日历同步

- 早间立志卡片新增日历同步按钮
- /api/calendar-sync 从缓存读取当日钉钉会议
- 自动填入立志：去重防重复，保留时间+地点格式
- 日历缓存: ~/.workbuddy/data/ziwei-power/calendar_cache.json

static/app.js

@@ -362,6 +362,45 @@
     }
   }
 
+  /* ── 日历同步 ── */
+
+  window.syncCalendar = function() {
+    var date = document.getElementById('check-date').value;
+    var btn = document.querySelector('.btn-cal-sync');
+    if (btn) { btn.style.opacity = '0.5'; btn.disabled = true; }
+    fetch('/api/calendar-sync?date=' + encodeURIComponent(date))
+      .then(function(r){ return r.json(); })
+      .then(function(res){
+        if (btn) { btn.style.opacity = '1'; btn.disabled = false; }
+        if (!res.ok) { showToast(res.error || '同步失败', 'error'); return; }
+        var events = res.data || [];
+        if (events.length === 0) { showToast('今日无日程', 'info'); return; }
+        var added = 0;
+        events.forEach(function(e) {
+          var text = '【' + e.time + '】' + e.summary;
+          if (e.location) text += ' @' + e.location;
+          var existing = document.querySelectorAll('#morning-list input[type="text"]');
+          var already = false;
+          existing.forEach(function(inp){ if (inp.value.indexOf(e.summary) >= 0) already = true; });
+          if (already) return;
+          var count = document.querySelectorAll('#morning-list .item-row').length;
+          if (count >= 3) return;
+          addMorningRow(text);
+          added++;
+        });
+        if (added > 0) {
+          showToast('已同步 ' + added + ' 条日程', 'info');
+          triggerAutoSave();
+        } else {
+          showToast('日程已存在或已满', 'info');
+        }
+      })
+      .catch(function(){
+        if (btn) { btn.style.opacity = '1'; btn.disabled = false; }
+        showToast('同步失败', 'error');
+      });
+  };
+
   window.addMorning = function() {
     var count = document.querySelectorAll('#morning-list .item-row').length;
     if (count >= 3) { showToast('最多 3 条立志', 'error'); return; }