Add multi-decoder split and pit timing support

tests/server_persistence.integration.test.js

@@ -87,6 +87,40 @@ test("SQLite API persists state, passings, and overlay session results", { timeo
     assert.equal(health.ok, true);
     assert.equal(health.dbPath, join(dataDir, "rc_timing.sqlite"));
 
+    const ammcConfigResponse = await fetch(`${baseUrl}/api/ammc/config`, {
+      method: "POST",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({
+        managedEnabled: true,
+        decoderHost: "192.168.1.10",
+        wsPort: 9000,
+        splitEnabled: true,
+        splitDecoderHost: "192.168.1.11",
+        splitWsPort: 9001,
+        pitEnabled: true,
+        pitEntryDecoderHost: "192.168.1.12",
+        pitEntryWsPort: 9002,
+        pitExitDecoderHost: "192.168.1.13",
+        pitExitWsPort: 9003,
+      }),
+    });
+    const ammcConfigPayload = await ammcConfigResponse.json();
+    assert.equal(ammcConfigResponse.status, 200);
+    assert.equal(ammcConfigPayload.config.splitWsPort, 9001);
+    assert.equal(ammcConfigPayload.config.pitExitDecoderHost, "192.168.1.13");
+    assert.equal(ammcConfigPayload.status.role, "main");
+    assert.equal(ammcConfigPayload.status.split.role, "split");
+    assert.equal(ammcConfigPayload.status.pitEntry.wsPort, 9002);
+
+    const duplicatePortResponse = await fetch(`${baseUrl}/api/ammc/config`, {
+      method: "POST",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({ splitEnabled: true, splitWsPort: 9000 }),
+    });
+    const duplicatePortPayload = await duplicatePortResponse.json();
+    assert.equal(duplicatePortResponse.status, 400);
+    assert.match(duplicatePortPayload.error, /unique WebSocket port/);
+
     const emptyResponse = await fetch(`${baseUrl}/api/state`);
     assert.deepEqual(await emptyResponse.json(), { state: null, updatedAt: null });