.env.example

# filepath: .env.example
# CacheGuard environment configuration — copy to .env and customise

# ── Identity ──────────────────────────────────────────────────────────────────
PROJECT_NAME=CacheGuard Engine
VERSION=2.1.0
ENVIRONMENT=development          # development | staging | production

# ── Networking ────────────────────────────────────────────────────────────────
HOST=0.0.0.0
PORT=8000
# Comma-separated allowed origins — NO wildcard in production
CORS_ORIGINS=http://localhost:5173,http://localhost:4173,http://localhost:3000

# ── Security ──────────────────────────────────────────────────────────────────
# Leave empty to disable API key authentication
API_KEY=

# ── Model ─────────────────────────────────────────────────────────────────────
MODEL_PATH=cacheguard/model/cache_lstm.pth
NORMALIZER_PATH=cacheguard/model/normalizer.pkl
INPUT_SIZE=1
HIDDEN_SIZE=128
NUM_LAYERS=2
DROPOUT=0.3
SEQUENCE_LENGTH=50

# ── Detection ─────────────────────────────────────────────────────────────────
# Probability (0.0–1.0) above which an event is flagged CRITICAL_ALERT
ATTACK_THRESHOLD=0.50

# ── History ───────────────────────────────────────────────────────────────────
HISTORY_SIZE=200

# ── Rate limiting ─────────────────────────────────────────────────────────────
WS_RATE_LIMIT=100                # Max WebSocket messages per second per IP

# ── Logging ───────────────────────────────────────────────────────────────────
LOG_LEVEL=INFO
LOG_JSON=false                   # Set to true for structured JSON logs in production