fix(bridge): connect 改扫描解析 BLEDevice 再连（WinRT 兼容）+ SERVER_BUILD=2

tools/bridge_server.py

@@ -27,6 +27,7 @@ import platform
 import sys
 
 PROTOCOL_VERSION = 1
+SERVER_BUILD = 2  # 2026-07-28: connect 改为扫描解析 BLEDevice 后连接（WinRT 兼容）
 
 EPD_SERVICE_UUID = "13187b10-eba9-a3ba-044e-83d3217d9a38"
 EPD_CHAR_UUID = "4b646063-6264-f3a7-8941-e65356ea82fe"
@@ -76,12 +77,25 @@ class BleSession:
         return {"devices": out}
 
     async def connect(self, address: str, timeout: float = 15.0):
-        from bleak import BleakClient
+        from bleak import BleakClient, BleakScanner
         await self.close()
-        self.client = BleakClient(address, timeout=timeout)
+        # Windows/WinRT 按地址直连常解析失败——先扫描拿到 BLEDevice（含地址类型/广播数据）再连
+        deadline = asyncio.get_event_loop().time() + timeout
+        dev = None
+        while True:
+            remain = deadline - asyncio.get_event_loop().time()
+            if remain <= 0:
+                break
+            dev = await BleakScanner.find_device_by_address(
+                address, timeout=min(5.0, max(1.0, remain)))
+            if dev is not None:
+                break
+        if dev is None:
+            raise RuntimeError(f"设备解析失败（扫描未见 {address}）")
+        self.client = BleakClient(dev, timeout=timeout)
         await self.client.connect()
         await self.client.start_notify(RXTX_CHAR_UUID, self._on_notify)
-        return {"address": address}
+        return {"address": address, "name": dev.name}
 
     def _on_notify(self, _sender, data: bytearray):
         self._id_buf.extend(data)
@@ -199,6 +213,7 @@ class BridgeServer:
     async def _dispatch(self, op: str, req: dict):
         if op == "ping":
             return {"pong": True, "version": PROTOCOL_VERSION,
+                    "build": SERVER_BUILD,
                     "platform": platform.system()}
         if op == "scan":
             return await self.ble.scan(float(req.get("timeout", 5.0)))