docs+repo: 正式化发布——三份 README 重写为正式版说明、DEVELOPMENT.md 取代交接文档、历史档案统一更名 worklog、全库清理交接字样；脱敏：用户本机路径/设备序列号/内网 Git 地址全部泛化，.tools 本地缓存(13MB,pyc内嵌路径)移出追踪并忽略；123 单测全绿

android/app/src/test/kotlin/com/mag160c/thermal/core/OfficialTempTest.kt

@@ -91,7 +91,7 @@ class OfficialTempTest {
 
     @Test
     fun ddtTailRecordMatchesCapturedDeviceRecord() {
-        // The bundled DDT is the same unit (SN 160043865) the fixture was
+        // The bundled DDT comes from the same calibration unit the fixture was
         // captured from, so its tail record must reproduce the captured record.
         val rec = OfficialTemp.parseDdtTail(res("mag160c_official.ddt"))
         assertNotNull("DDT tail record must parse", rec)
@@ -121,7 +121,7 @@ class OfficialTempTest {
     @Test
     fun parsesBasePara2AtParameters() {
         // Ground truth: the 60-byte BasePara2 payload captured from the real
-        // device (SN 160043865).  Offsets follow the official app's own wire
+        // device (the calibration unit).  Offsets follow the official app's own wire
         // parse (UsbCommunication.parseCmd, D2P_SendParameter2) minus the
         // leading magic word, which our reader consumes separately.
         val captured = "0400000000000000000000000000a306050000000400000008070000fa000000" +

android/app/src/test/kotlin/com/mag160c/thermal/net/RemoteContractTest.kt

@@ -134,14 +134,14 @@ class RemoteContractTest {
 
     @Test
     fun beaconRoundTrip() {
-        val line = RemoteContract.hostBeacon("Pixel 8 \"test\"", 160043865L)
+        val line = RemoteContract.hostBeacon("Pixel 8 \"test\"", 123456789L)
         val info = RemoteContract.parseBeacon(line, "192.168.1.23")
         assertNotNull(info)
         info!!
         assertEquals("Pixel 8 \"test\"", info.name)
         assertEquals("192.168.1.23", info.address)
         assertEquals(47511, info.tcpPort)
-        assertEquals(160043865L, info.serial)
+        assertEquals(123456789L, info.serial)
     }
 
     @Test
@@ -175,13 +175,13 @@ class RemoteContractTest {
 
     @Test
     fun welcomeParsing() {
-        val w = RemoteContract.parseWelcome(RemoteContract.welcomeLine(160, 120, 15, 160043865L))
+        val w = RemoteContract.parseWelcome(RemoteContract.welcomeLine(160, 120, 15, 123456789L))
         assertNotNull(w)
         w!!
         assertEquals(160, w.w)
         assertEquals(120, w.h)
         assertEquals(15, w.fps)
-        assertEquals(160043865L, w.serial)
+        assertEquals(123456789L, w.serial)
         assertNull(RemoteContract.parseWelcome(RemoteContract.okLine()))
     }
 

android/app/src/test/kotlin/com/mag160c/thermal/net/RemoteLoopbackTest.kt

@@ -30,7 +30,7 @@ class RemoteLoopbackTest {
     @Test
     fun hostStreamsFramesToClientOverLoopback() = runBlocking {
         val scope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
-        val host = RemoteHost("jvm-test", 160043865L)
+        val host = RemoteHost("jvm-test", 123456789L)
         try {
             host.start()
             // give the server socket a moment to bind
@@ -123,13 +123,13 @@ class RemoteLoopbackTest {
 
     @Test
     fun beaconFormatIsWhatTheClientParses() {
-        val line = RemoteContract.hostBeacon("Redmi K70", 160043865L)
+        val line = RemoteContract.hostBeacon("Redmi K70", 123456789L)
         val info = RemoteContract.parseBeacon(line, "192.168.31.7")
         assertNotNull(info)
         assertEquals("Redmi K70", info!!.name)
         assertEquals("192.168.31.7", info.address)
         assertEquals(RemoteContract.CONTROL_PORT, info.tcpPort)
-        assertEquals(160043865L, info.serial)
+        assertEquals(123456789L, info.serial)
     }
 
     /**