improve some file naming towards consistency

build-web-agent.cfg.js

@@ -0,0 +1,9 @@
+// build-web-agent.cfg.js
+// This file contains the configuration for the build-web-agent.js script.
+
+module.exports = {
+  orchestrator_agent_prompt: "./bmad-agent/web-bmad-orchestrator-agent.md",
+  agent_cfg: "./bmad-agent/web-bmad-orchestrator-agent.cfg.md",
+  asset_root: "./bmad-agent/",
+  build_dir: "./build/",
+};