Apply suggestion from @wbreza

Co-authored-by: Wallace Breza <wallace.breza@microsoft.com>

Author: trangevi

cli/azd/extensions/azure.ai.agents/internal/cmd/helpers.go

@@ -52,7 +52,12 @@ func resolveConfigPath(ctx context.Context, azdClient *azdext.AzdClient) (string
 
 	return filepath.Join(projectResponse.Project.Path, ".azure", envResponse.Environment.Name, ConfigFile), nil
 }
-
+if err != nil {
+return "", fmt.Errorf("failed to get project config: %w", err)
+}
+if projectResponse.Project == nil {
+return "", fmt.Errorf("failed to get project config (is there an azure.yaml?)")
+}
 // loadLocalContext reads the .foundry-agent.json state file.
 // configPath is the full path to the config file (use resolveConfigPath to obtain it).
 func loadLocalContext(configPath string) *AgentLocalContext {