Address PR feedback.

Author: jgindin

agent_sdks/kotlin/build.gradle.kts

@@ -57,7 +57,7 @@ tasks.test {
 }
 
 val copySpecs by tasks.registering(Copy::class) {
-  val repoRoot = projectDir.parentFile.parentFile
+  val repoRoot = findRepoRoot()
 
   from(File(repoRoot, "specification/v0_8/json/server_to_client.json")) {
     into("com/google/a2ui/assets/0.8")
@@ -86,3 +86,14 @@ sourceSets {
     }
   }
 }
+
+fun findRepoRoot(): File {
+  var currentDir = project.projectDir
+  while (currentDir != null) {
+    if (File(currentDir, ".git").exists()) {
+      return currentDir
+    }
+    currentDir = currentDir.parentFile
+  }
+  throw GradleException("Could not find repository root.")
+}

agent_sdks/kotlin/src/main/kotlin/com/google/a2ui/basic_catalog/BasicCatalogProvider.kt

@@ -37,7 +37,7 @@ class BundledCatalogProvider(private val version: A2uiVersion) : A2uiCatalogProv
   override fun load(): JsonObject {
     val specMap = BasicCatalog.BASIC_CATALOG_PATHS[version] ?: emptyMap()
     val relPath = specMap[A2uiConstants.CATALOG_SCHEMA_KEY] ?: ""
-    val filename = java.io.File(relPath).name
+    val filename = relPath.substringAfterLast('/')
 
     val resource =
       SchemaResourceLoader.loadFromBundledResource(version.value, filename)?.toMutableMap()