### Server Configuration
# HOST=0.0.0.0
# PORT=9621
# NAMESPACE_PREFIX=lightrag  # separating data from difference Lightrag instances
# CORS_ORIGINS=http://localhost:3000,http://localhost:8080

### Optional SSL Configuration
# SSL=true
# SSL_CERTFILE=/path/to/cert.pem
# SSL_KEYFILE=/path/to/key.pem

### Security (empty for no api-key is needed)
# LIGHTRAG_API_KEY=your-secure-api-key-here

### Directory Configuration
# WORKING_DIR=<absolute_path_for_working_dir>
# INPUT_DIR=<absolute_path_for_doc_input_dir>

### Logging level
LOG_LEVEL=INFO

### Optional Timeout
TIMEOUT=300

# Ollama Emulating Model Tag
# OLLAMA_EMULATING_MODEL_TAG=latest

### RAG Configuration
MAX_ASYNC=4
MAX_TOKENS=32768
EMBEDDING_DIM=1024
MAX_EMBED_TOKENS=8192
#HISTORY_TURNS=3
#CHUNK_SIZE=1200
#CHUNK_OVERLAP_SIZE=100
#COSINE_THRESHOLD=0.2
#TOP_K=60

### LLM Configuration (Use valid host. For local services, you can use host.docker.internal)
### Ollama example
LLM_BINDING=ollama
LLM_BINDING_HOST=http://host.docker.internal:11434
LLM_MODEL=mistral-nemo:latest

### OpenAI alike example
# LLM_BINDING=openai
# LLM_MODEL=deepseek-chat
# LLM_BINDING_HOST=https://api.deepseek.com
# LLM_BINDING_API_KEY=your_api_key

### for OpenAI LLM (LLM_BINDING_API_KEY take priority)
# OPENAI_API_KEY=your_api_key

### Lollms example
# LLM_BINDING=lollms
# LLM_BINDING_HOST=http://host.docker.internal:9600
# LLM_MODEL=mistral-nemo:latest


### Embedding Configuration (Use valid host. For local services, you can use host.docker.internal)
# Ollama example
EMBEDDING_BINDING=ollama
EMBEDDING_BINDING_HOST=http://host.docker.internal:11434
EMBEDDING_MODEL=bge-m3:latest

### Lollms example
# EMBEDDING_BINDING=lollms
# EMBEDDING_BINDING_HOST=http://host.docker.internal:9600
# EMBEDDING_MODEL=bge-m3:latest

### Optional for Azure (LLM_BINDING_HOST, LLM_BINDING_API_KEY take priority)
# AZURE_OPENAI_API_VERSION=2024-08-01-preview
# AZURE_OPENAI_DEPLOYMENT=gpt-4o
# AZURE_OPENAI_API_KEY=myapikey
# AZURE_OPENAI_ENDPOINT=https://myendpoint.openai.azure.com

# AZURE_EMBEDDING_DEPLOYMENT=text-embedding-3-large
# AZURE_EMBEDDING_API_VERSION=2023-05-15

### Data storage selection
# LIGHTRAG_KV_STORAGE=PGKVStorage
# LIGHTRAG_VECTOR_STORAGE=PGVectorStorage
# LIGHTRAG_GRAPH_STORAGE=PGGraphStorage
# LIGHTRAG_DOC_STATUS_STORAGE=PGDocStatusStorage

### Oracle Database Configuration
ORACLE_DSN=localhost:1521/XEPDB1
ORACLE_USER=your_username
ORACLE_PASSWORD='your_password'
ORACLE_CONFIG_DIR=/path/to/oracle/config
#ORACLE_WALLET_LOCATION=/path/to/wallet  # optional
#ORACLE_WALLET_PASSWORD='your_password'  # optional
#ORACLE_WORKSPACE=default  # separating all data from difference Lightrag instances(deprecated, use NAMESPACE_PREFIX in future)

### TiDB Configuration
TIDB_HOST=localhost
TIDB_PORT=4000
TIDB_USER=your_username
TIDB_PASSWORD='your_password'
TIDB_DATABASE=your_database
#TIDB_WORKSPACE=default  # separating all data from difference Lightrag instances(deprecated, use NAMESPACE_PREFIX in future)

### PostgreSQL Configuration
POSTGRES_HOST=localhost
POSTGRES_PORT=5432
POSTGRES_USER=your_username
POSTGRES_PASSWORD='your_password'
POSTGRES_DATABASE=your_database
#POSTGRES_WORKSPACE=default  # separating all data from difference Lightrag instances(deprecated, use NAMESPACE_PREFIX in future)

### Independent AGM Configuration(not for AMG embedded in PostreSQL)
AGE_POSTGRES_DB=
AGE_POSTGRES_USER=
AGE_POSTGRES_PASSWORD=
AGE_POSTGRES_HOST=
# AGE_POSTGRES_PORT=8529

# AGE Graph Name(apply to PostgreSQL and independent AGM)
# AGE_GRAPH_NAME=lightrag  # deprecated, use NAME_SPACE_PREFIX instead

### Neo4j Configuration
NEO4J_URI=neo4j+s://xxxxxxxx.databases.neo4j.io
NEO4J_USERNAME=neo4j
NEO4J_PASSWORD='your_password'

### MongoDB Configuration
MONGODB_URI=mongodb://root:root@localhost:27017/
MONGODB_DATABASE=LightRAG
MONGODB_GRAPH=false # deprecated (keep for backward compatibility)

### Qdrant
QDRANT_URL=http://localhost:16333
QDRANT_API_KEY=your-api-key  # 可选