fix: default Hermes model from /v1/models and retry chat completions without client tools on HTTP 400 (v2.0.2)

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_017Wn5VX9HNbJ7N54hR24u9Y

package.json

@@ -1,6 +1,6 @@
 {
   "name": "eveflow",
-  "version": "2.0.1",
+  "version": "2.0.2",
   "description": "JARVIS-style desktop HUD for Hermes Agent: voice, streaming runs, scheduled jobs, skills and telemetry",
   "main": "dist-electron/main.js",
   "private": true,