Clean up dead Qwen local model fallback and add .gitignore

.gitignore

@@ -0,0 +1,6 @@
+__pycache__/
+*.pyc
+data/
+models/
+.env
+.env.local

core/parser/fallback.py

@@ -1,23 +1,14 @@
 """
 Fallback parsing logic.
 Attempts fast regex-based parsing first, falling back to local heuristic/embedding parser,
-then to local Qwen GGUF model, and finally to the cloud Gemini LLM parser.
+and finally to the cloud Gemini LLM parser.
 """
 from __future__ import annotations
 
-import os
-import json
-import urllib.request
-from typing import Any
-
 from core.intent_parser import parse_intent
 from core.parser.local_parser.parser import LocalIntentParser
 
-# Light weight high quality Qwen2.5 GGUF model url
-QWEN_GGUF_URL = "https://huggingface.co/Qwen/Qwen2.5-0.5B-Instruct-GGUF/resolve/main/qwen2.5-0.5b-instruct-q4_k_m.gguf"
-
 _local_parser: LocalIntentParser | None = None
-_qwen_model: Any | None = None
 
 def get_local_parser() -> LocalIntentParser:
     """Lazily load the local heuristic & embedding parser."""
@@ -26,16 +17,8 @@ def get_local_parser() -> LocalIntentParser:
         _local_parser = LocalIntentParser()
     return _local_parser
 
-def get_qwen_model(models_dir: str) -> Any | None:
-    """Lazily download and load the llama-cpp-python Qwen GGUF model."""
-    return None
-
-def parse_with_qwen(session_id: str, command: str) -> dict[str, Any] | None:
-    """Run local inference using Qwen GGUF via llama-cpp-python."""
-    return None
-
 def parse_intent_hybrid(session_id: str, command: str) -> dict | None:
-    """Parse user command using fast regex path, local orchestrator parser, local Qwen GGUF, or cloud Gemini."""
+    """Parse user command using fast regex path, local orchestrator parser, or cloud Gemini."""
     # 1. Fast Path: Regex / keyword resolution
     fast_result = parse_intent(session_id, command)
     if fast_result is not None:
@@ -56,14 +39,5 @@ def parse_intent_hybrid(session_id: str, command: str) -> dict | None:
     except Exception as e:
         print(f"[Hybrid Parser] Exception in local parser: {e}")
 
-    # 3. Local Qwen GGUF Model Fallback
-    try:
-        qwen_result = parse_with_qwen(session_id, command)
-        if qwen_result is not None:
-            print(f"[Hybrid Parser] Local Qwen GGUF success: {qwen_result}")
-            return qwen_result
-    except Exception as e:
-        print(f"[Hybrid Parser] Exception in local Qwen fallback: {e}")
-
     print("[Hybrid Parser] All local paths failed. Returning None.")
     return None