diff --git a/src/services/scheduler.js b/src/services/scheduler.js
index 131ee09..b03d649 100644
--- a/src/services/scheduler.js
+++ b/src/services/scheduler.js
@@ -60,7 +60,15 @@ export async function checkExpiringSubscriptions(env) {
     const now = getNowInTimezone(timezone);
 
     const normalizedHours = Array.isArray(config.NOTIFICATION_HOURS)
-      ? config.NOTIFICATION_HOURS.map((h) => String(h).padStart(2, '0'))
+      ? config.NOTIFICATION_HOURS
+          .map((h) => String(h).trim())
+          .filter((h) => h.length > 0)
+          .map((h) => {
+            const up = h.toUpperCase();
+            if (up === '*' || up === 'ALL') return '*';
+            // 仅对纯数字做两位补齐；'*' 之类通配符保持原样
+            return /^\d+$/.test(h) ? h.padStart(2, '0') : up;
+          })
       : [];
     const inWindow =
       normalizedHours.length === 0 ||
diff --git a/tests/services/scheduler.test.js b/tests/services/scheduler.test.js
index 0486942..0cee2fc 100644
--- a/tests/services/scheduler.test.js
+++ b/tests/services/scheduler.test.js
@@ -193,6 +193,35 @@ describe('scheduler v3 - 时区 + 通知时段', () => {
 
     expect(fetchSpy).toHaveBeenCalledTimes(1); // 只发了一次
   });
+
+  it('场景5：NOTIFICATION_HOURS=["*"] 通配符不应被 padStart 误处理为 "0*"', async () => {
+    vi.useFakeTimers();
+    vi.setSystemTime(new Date('2026-05-24T00:00:00.000Z'));
+    await setConfig({
+      JWT_SECRET: 's',
+      TIMEZONE: 'Asia/Shanghai',
+      NOTIFICATION_HOURS: ['*'],
+      ENABLED_NOTIFIERS: ['telegram'],
+      TG_BOT_TOKEN: 'B',
+      TG_CHAT_ID: 'C'
+    });
+    await subRepo.save(env, {
+      id: 's-wc',
+      name: 'WC',
+      isActive: true,
+      autoRenew: false,
+      expiryDate: '2026-05-25T03:00:00.000Z'
+    });
+    await remindersRepo.replaceForSubscription(env, 's-wc', [
+      remindersRepo.normalizeRule({ type: 'before_expiry', value: 1, unit: 'days' })
+    ]);
+
+    mockTelegramOk();
+    const log = await checkExpiringSubscriptions(env);
+    expect(log.inWindow).toBe(true);
+    expect(log.configuredHours).toEqual(['*']);
+    expect(log.sentCount).toBe(1);
+  });
 });
 
 describe('scheduler v3 - 自动续订', () => {
diff --git a/wrangler.dev.toml b/wrangler.dev.toml
new file mode 100644
index 0000000..af2b450
--- /dev/null
+++ b/wrangler.dev.toml
@@ -0,0 +1,27 @@
+# 本地开发专用配置（v3）
+#
+# 用法：npx wrangler dev --config wrangler.dev.toml
+#
+# 与 wrangler.toml 的差异：
+#   - 内联了一个 KV 命名空间假 ID，让 miniflare 模拟 KV 时不再报"未绑定"
+#   - 不动主 wrangler.toml，避免与 npm run setup 自动写入的 KV 块冲突
+name = "subscription-manager-dev"
+main = "src/index.js"
+compatibility_date = "2024-09-23"
+compatibility_flags = ["nodejs_compat"]
+
+# 本地用的占位 KV，miniflare 会自动用 .wrangler/state 下的本地 KV 文件
+[[kv_namespaces]]
+binding = "SUBSCRIPTIONS_KV"
+id = "local-dev-kv-placeholder"
+preview_id = "local-dev-kv-preview"
+
+[assets]
+directory = "./public"
+binding = "ASSETS"
+
+[triggers]
+crons = ["0 * * * *"]
+
+[vars]
+ENVIRONMENT = "development"