v1.2.0 — 心愿清单四象限

- 数据库 v3: priority → quadrant (重要紧急/重要不紧急/紧急不重要/不紧急不重要)
- 2×2 网格布局，每象限独立列表
- 跨象限拖拽：拖到不同象限自动更新分类
- 旧数据自动迁移：高→重要紧急, 中→重要不紧急, 低→不紧急不重要

database.py

@@ -11,7 +11,7 @@ os.makedirs(DB_DIR, exist_ok=True)
 DB_PATH = os.path.join(DB_DIR, 'ziwei_power.db')
 
 # 当前数据库 schema 版本 —— 改表结构时必须 +1 并补迁移逻辑
-CURRENT_SCHEMA_VERSION = 2
+CURRENT_SCHEMA_VERSION = 3
 
 
 def get_conn():
@@ -69,6 +69,11 @@ def init_db():
             )
         ''')
 
+    if current < 3:
+        # v3: 优先级改为四象限
+        conn.execute("ALTER TABLE wishes ADD COLUMN quadrant TEXT NOT NULL DEFAULT '重要不紧急'")
+        conn.execute("UPDATE wishes SET quadrant = CASE priority WHEN '高' THEN '重要紧急' WHEN '中' THEN '重要不紧急' WHEN '低' THEN '不紧急不重要' ELSE '重要不紧急' END WHERE quadrant = '重要不紧急'")
+
     # ── 将来加字段/改表在此扩展 ──
     # if current < 2:
     #     conn.execute('ALTER TABLE checkins ADD COLUMN tags TEXT DEFAULT ""')
@@ -152,14 +157,14 @@ def get_wishes():
     return [dict(row) for row in rows]
 
 
-def save_wish(name, priority, deadline):
+def save_wish(name, quadrant, deadline):
     """新增一条心愿"""
     now = datetime.now().isoformat()
     conn = get_conn()
     max_order = conn.execute('SELECT COALESCE(MAX(sort_order), -1) + 1 AS n FROM wishes').fetchone()['n']
     conn.execute(
-        'INSERT INTO wishes (name, priority, deadline, done, sort_order, created_at) VALUES (?, ?, ?, 0, ?, ?)',
-        (name, priority, deadline, max_order, now)
+        'INSERT INTO wishes (name, quadrant, deadline, done, sort_order, created_at) VALUES (?, ?, ?, 0, ?, ?)',
+        (name, quadrant, deadline, max_order, now)
     )
     conn.commit()
     wish_id = conn.execute('SELECT last_insert_rowid()').fetchone()[0]
@@ -169,7 +174,7 @@ def save_wish(name, priority, deadline):
 
 def update_wish(wish_id, **kwargs):
     """更新心愿字段"""
-    allowed = ['name', 'priority', 'deadline', 'done']
+    allowed = ['name', 'quadrant', 'deadline', 'done']
     updates = {k: v for k, v in kwargs.items() if k in allowed}
     if not updates:
         return