Update mcp tool universe

Add rag utility

test-data/examples/body_control.dsl

@@ -0,0 +1,13 @@
+// Example: Door Lock Control
+
+package com.vehicle.body
+
+DiagnosticService LockDoors {
+    request: 0x2E0101
+    response: 0x6E0101
+    timeout: 2000 ms
+}
+
+DiagnosticService UnlockDoors extends LockDoors {
+    request: 0x2E0100
+}

test-data/examples/powertrain.dsl

@@ -0,0 +1,12 @@
+// Example: Reading Engine RPM
+
+package com.vehicle.powertrain
+
+Unit Rpm [rotations/m]
+
+DiagnosticService ReadEngineSpeed {
+    request: 0x22F40C
+    response: 0x62F40C
+    timeout: 500 ms
+    return: Rpm
+}