feat(wear): expose PROFILE_NAME and IS_DEV_PROFILE to the app

BuildConfig now carries the active profile name plus an isDev boolean
(profile name ends in '-dev'). The manifestPlaceholder 'appLabel'
switches between 'Doctate' and 'Doctate (Dev)' for the launcher.

refs #3

clients/wearos/app/build.gradle.kts

@@ -28,6 +28,8 @@ android {
         //      profile concept.
         fun resolveProp(key: String, default: String): String =
             (project.findProperty(key) as? String) ?: default
+        val profileName = resolveProp("doctate.profileName", "unknown")
+        val isDevProfile = profileName.endsWith("-dev")
         buildConfigField(
             "String", "SERVER_URL",
             "\"${resolveProp("doctate.serverUrl", "http://10.0.2.2:3000")}\""
@@ -36,6 +38,15 @@ android {
             "String", "API_KEY",
             "\"${resolveProp("doctate.apiKey", "MISSING_API_KEY")}\""
         )
+        buildConfigField(
+            "String", "PROFILE_NAME",
+            "\"$profileName\""
+        )
+        buildConfigField(
+            "boolean", "IS_DEV_PROFILE",
+            "$isDevProfile"
+        )
+        manifestPlaceholders["appLabel"] = if (isDevProfile) "Doctate (Dev)" else "Doctate"
     }
 
     buildTypes {