Nodes: advertise canvas invoke commands

apps/android/app/src/main/java/com/steipete/clawdis/node/NodeRuntime.kt

@@ -266,6 +266,20 @@ class NodeRuntime(context: Context) {
         .joinToString(" ")
         .trim()
         .ifEmpty { null }
+
+      val invokeCommands =
+        buildList {
+          add("canvas.show")
+          add("canvas.hide")
+          add("canvas.setMode")
+          add("canvas.navigate")
+          add("canvas.eval")
+          add("canvas.snapshot")
+          if (cameraEnabled.value) {
+            add("camera.snap")
+            add("camera.clip")
+          }
+        }
       val resolved =
         if (storedToken.isNullOrBlank()) {
 	          _statusText.value = "Pairing…"
@@ -288,6 +302,7 @@ class NodeRuntime(context: Context) {
                 deviceFamily = "Android",
                 modelIdentifier = modelIdentifier,
                 caps = caps,
+                commands = invokeCommands,
               ),
           )
         } else {
@@ -311,19 +326,20 @@ class NodeRuntime(context: Context) {
             platform = "Android",
             version = "dev",
             deviceFamily = "Android",
-	            modelIdentifier = modelIdentifier,
-	            caps =
-	              buildList {
-	                add(ClawdisCapability.Canvas.rawValue)
-	                if (cameraEnabled.value) add(ClawdisCapability.Camera.rawValue)
-	                if (voiceWakeMode.value != VoiceWakeMode.Off && hasRecordAudioPermission()) {
-	                  add(ClawdisCapability.VoiceWake.rawValue)
-	                }
-	              },
-	          ),
-	      )
-	    }
-	  }
+            modelIdentifier = modelIdentifier,
+            caps =
+              buildList {
+                add(ClawdisCapability.Canvas.rawValue)
+                if (cameraEnabled.value) add(ClawdisCapability.Camera.rawValue)
+                if (voiceWakeMode.value != VoiceWakeMode.Off && hasRecordAudioPermission()) {
+                  add(ClawdisCapability.VoiceWake.rawValue)
+                }
+              },
+            commands = invokeCommands,
+          ),
+      )
+    }
+  }
 
   private fun hasRecordAudioPermission(): Boolean {
     return (

apps/android/app/src/main/java/com/steipete/clawdis/node/bridge/BridgePairingClient.kt

@@ -28,6 +28,7 @@ class BridgePairingClient {
     val deviceFamily: String?,
     val modelIdentifier: String?,
     val caps: List<String>?,
+    val commands: List<String>?,
   )
 
   data class PairResult(val ok: Boolean, val token: String?, val error: String? = null)
@@ -62,6 +63,7 @@ class BridgePairingClient {
             hello.deviceFamily?.let { put("deviceFamily", JsonPrimitive(it)) }
             hello.modelIdentifier?.let { put("modelIdentifier", JsonPrimitive(it)) }
             hello.caps?.let { put("caps", JsonArray(it.map(::JsonPrimitive))) }
+            hello.commands?.let { put("commands", JsonArray(it.map(::JsonPrimitive))) }
           },
         )
 
@@ -86,6 +88,7 @@ class BridgePairingClient {
                 hello.deviceFamily?.let { put("deviceFamily", JsonPrimitive(it)) }
                 hello.modelIdentifier?.let { put("modelIdentifier", JsonPrimitive(it)) }
                 hello.caps?.let { put("caps", JsonArray(it.map(::JsonPrimitive))) }
+                hello.commands?.let { put("commands", JsonArray(it.map(::JsonPrimitive))) }
               },
             )
 

apps/android/app/src/main/java/com/steipete/clawdis/node/bridge/BridgeSession.kt

@@ -43,6 +43,7 @@ class BridgeSession(
     val deviceFamily: String?,
     val modelIdentifier: String?,
     val caps: List<String>?,
+    val commands: List<String>?,
   )
 
   data class InvokeRequest(val id: String, val command: String, val paramsJson: String?)
@@ -198,6 +199,7 @@ class BridgeSession(
             hello.deviceFamily?.let { put("deviceFamily", JsonPrimitive(it)) }
             hello.modelIdentifier?.let { put("modelIdentifier", JsonPrimitive(it)) }
             hello.caps?.let { put("caps", JsonArray(it.map(::JsonPrimitive))) }
+            hello.commands?.let { put("commands", JsonArray(it.map(::JsonPrimitive))) }
           },
         )
 

apps/android/app/src/test/java/com/steipete/clawdis/node/bridge/BridgePairingClientTest.kt

@@ -49,6 +49,7 @@ class BridgePairingClientTest {
             deviceFamily = "Android",
             modelIdentifier = "SM-X000",
             caps = null,
+            commands = null,
           ),
       )
     assertTrue(res.ok)
@@ -97,6 +98,7 @@ class BridgePairingClientTest {
             deviceFamily = "Android",
             modelIdentifier = "SM-X000",
             caps = null,
+            commands = null,
           ),
       )
     assertTrue(res.ok)

apps/android/app/src/test/java/com/steipete/clawdis/node/bridge/BridgeSessionTest.kt

@@ -72,6 +72,7 @@ class BridgeSessionTest {
           deviceFamily = null,
           modelIdentifier = null,
           caps = null,
+          commands = null,
         ),
     )
 
@@ -137,6 +138,7 @@ class BridgeSessionTest {
           deviceFamily = null,
           modelIdentifier = null,
           caps = null,
+          commands = null,
         ),
     )
     connected.await()
@@ -207,6 +209,7 @@ class BridgeSessionTest {
           deviceFamily = null,
           modelIdentifier = null,
           caps = null,
+          commands = null,
         ),
     )
     connected.await()
@@ -279,6 +282,7 @@ class BridgeSessionTest {
           deviceFamily = null,
           modelIdentifier = null,
           caps = null,
+          commands = null,
         ),
     )