enhanced env example

.env.example

@@ -1,11 +1,53 @@
+# LLM Configuration
+# Model settings for the main language model
 LLM__MODEL_NAME=llama3.2
 LLM__MODEL_PROVIDER=ollama
 LLM__API_KEY=your_api_key
-DB__PERSIST_DIRECTORY=./my_chroma_db
-DB__CODEBASE_DIRECTORY=.
-EMBEDDING__MODEL_PROVIDER=openai
-EMBEDDING__MODEL_NAME=text-embedding-ada-002
-EMBEDDING__API_KEY=your_api_key
+
+# Evaluator Configuration
+# Settings for the model evaluation
+EVALUATOR__MODEL_NAME=llama3.2
+EVALUATOR__MODEL_PROVIDER=ollama
+EVALUATOR__API_KEY=your_api_key
+EVALUATOR__EVALUATION_ROUNDS=1
+
+# Reranker Configuration
+# Settings for result reranking
+RERANKER__ENABLED=false
 RERANKER__MODEL_NAME=rerank-2
 RERANKER__MODEL_PROVIDER=voyage
-RERANKER__API_KEY=your_api_key
+RERANKER__API_KEY=your_api_key
+RERANKER__TOP_K=4
+RERANKER__RELEVANCE_THRESHOLD=0.5
+
+# Database Configuration
+# ChromaDB and codebase settings
+DB__PERSIST_DIRECTORY=./chromadb/mycode
+DB__COLLECTION_NAME=code
+DB__CODEBASE_DIRECTORY=./
+
+# Parser Configuration
+# Settings for code parsing and file patterns
+PARSER__LANGUAGES='{"python": {"enabled": true, "file_extensions": [".py"], "tree_sitter_language": "python", "chunk_types": ["class_definition", "function_definition"], "max_file_size": 1000000}}'
+PARSER__PATH_PATTERNS='{"include": ["**/*"], "exclude": ["**/venv/**", "**/.git/**", "**/__pycache__/**", "**/tests/**"]}'
+
+# Chat Configuration
+# Settings for the chat interface and context handling
+CHAT__MAX_CONTEXT_CHUNKS=5
+CHAT__SIMILARITY_THRESHOLD=0.7
+CHAT__INTERFACE_TITLE='Code Repository Q&A Assistant'
+CHAT__INTERFACE_DESCRIPTION="Ask questions about the codebase and I'll help you understand it!"
+CHAT__MAX_LENGTH_PER_CHUNK=8000
+CHAT__CODE_PATH_PREFIX=src/
+
+# Embedding Configuration
+# Settings for text embedding generation
+EMBEDDING__MODEL_NAME=mxbai-embed-large
+EMBEDDING__MODEL_PROVIDER=ollama
+EMBEDDING__API_KEY=your_api_key
+
+# Chat Analytics Configuration
+# Settings for analytics tracking
+CHAT_ANALYTICS__ENABLED=false
+CHAT_ANALYTICS__PROVIDER=mixpanel
+CHAT_ANALYTICS__API_KEY=your_api_key