"""Configuration module for backend server."""
import os
from pathlib import Path
from dotenv import load_dotenv
# Load environment variables from .env file
env_path = Path(__file__).parent / ".env"
load_dotenv(dotenv_path=env_path)
# API Authentication
BACKEND_API_KEY = os.getenv("BACKEND_API_KEY", "")
if not BACKEND_API_KEY:
import sys
print("=" * 80, flush=True)
print("FATAL ERROR: Missing Environment Variables", flush=True)
print("=" * 80, flush=True)
print("ERROR: BACKEND_API_KEY not found in environment variables!", file=sys.stderr, flush=True)
print("Please set BACKEND_API_KEY in Railway environment variables", file=sys.stderr, flush=True)
print("=" * 80, flush=True)
sys.exit(1)
# OpenRouter Configuration
OPENROUTER_API_KEY = os.getenv("OPENROUTER_API_KEY", "")
if not OPENROUTER_API_KEY:
import sys
print("=" * 80, flush=True)
print("FATAL ERROR: Missing Environment Variables", flush=True)
print("=" * 80, flush=True)
print("ERROR: OPENROUTER_API_KEY not found in environment variables!", file=sys.stderr, flush=True)
print("Please set OPENROUTER_API_KEY in Railway environment variables", file=sys.stderr, flush=True)
print("=" * 80, flush=True)
sys.exit(1)
OPENROUTER_MODEL = os.getenv("OPENROUTER_MODEL", "deepseek/deepseek-v3.2")
OPENROUTER_API_URL = "https://openrouter.ai/api/v1/chat/completions"
OPENROUTER_EMBEDDINGS_URL = "https://openrouter.ai/api/v1/embeddings"
OPENROUTER_EMBEDDING_MODEL = "google/gemini-embedding-001"
# GitHub Configuration
GITHUB_TOKEN = os.getenv("GITHUB_TOKEN", "")
GITHUB_OWNER = os.getenv("GITHUB_OWNER", "LebedAlIv2601")
GITHUB_REPO = os.getenv("GITHUB_REPO", "EasyPomodoro")
SPECS_PATH = os.getenv("SPECS_PATH", "specs")
# GitHub Copilot MCP Configuration
GITHUB_COPILOT_MCP_URL = "https://api.githubcopilot.com/mcp/"
# Paths
PYTHON_INTERPRETER = Path(__file__).parent / "mcp_rag" / ".venv" / "bin" / "python"
MCP_RAG_SERVER_PATH = Path(__file__).parent / "mcp_rag" / "server.py"
# Use system python if venv doesn't exist
if not PYTHON_INTERPRETER.exists():
import sys
PYTHON_INTERPRETER = Path(sys.executable)
# MCP Servers Configuration
MCP_SERVERS = [
{
"name": "github_copilot",
"transport": "http",
"url": GITHUB_COPILOT_MCP_URL,
"auth_token": GITHUB_TOKEN
},
{
"name": "rag_specs",
"transport": "stdio",
"command": str(PYTHON_INTERPRETER),
"args": [str(MCP_RAG_SERVER_PATH)],
"env": {
**os.environ.copy(),
"GITHUB_TOKEN": GITHUB_TOKEN,
"GITHUB_OWNER": GITHUB_OWNER,
"GITHUB_REPO": GITHUB_REPO,
"SPECS_PATH": SPECS_PATH,
"OPENROUTER_API_KEY": OPENROUTER_API_KEY
}
}
]
# Conversation settings
MAX_CONVERSATION_HISTORY = 50
# Tool call settings
TOOL_CALL_TIMEOUT = 120.0
# Essential tools filter - only these tools will be sent to the model
ESSENTIAL_TOOLS = [
# RAG MCP - project structure (use first!)
"get_project_structure",
# GitHub Copilot MCP - file operations
"get_file_contents",
# GitHub Copilot MCP - commits
"list_commits",
"get_commit",
# GitHub Copilot MCP - issues
"list_issues",
"issue_read",
# GitHub Copilot MCP - pull requests
"list_pull_requests",
"pull_request_read",
# RAG MCP - documentation
"rag_query",
"list_specs",
"get_spec_content",
]
# Response indicator
MCP_USED_INDICATOR = "\n\n✓ MCP was used"
# Voice input settings
VOICE_MAX_DURATION_SEC = 60 # 1 minute
VOICE_MAX_FILE_SIZE_MB = 10
