feat: support Chroma vector store (#5015)

docker/docker-compose.chroma.yaml

@@ -0,0 +1,14 @@
+version: '3'
+services:
+  # Chroma vector store.
+  chroma:
+    image: ghcr.io/chroma-core/chroma:0.5.0
+    restart: always
+    volumes:
+      - ./volumes/chroma:/chroma/chroma
+    environment:
+      CHROMA_SERVER_AUTHN_CREDENTIALS: difyai123456
+      CHROMA_SERVER_AUTHN_PROVIDER: chromadb.auth.token_authn.TokenAuthenticationServerProvider
+      IS_PERSISTENT: TRUE
+    ports:
+      - "8000:8000"

docker/docker-compose.yaml

@@ -140,6 +140,13 @@ services:
       TIDB_VECTOR_USER: xxx.root
       TIDB_VECTOR_PASSWORD: xxxxxx
       TIDB_VECTOR_DATABASE: dify
+      # Chroma configuration
+      CHROMA_HOST: 127.0.0.1
+      CHROMA_PORT: 8000
+      CHROMA_TENANT: default_tenant
+      CHROMA_DATABASE: default_database
+      CHROMA_AUTH_PROVIDER: chromadb.auth.token_authn.TokenAuthClientProvider
+      CHROMA_AUTH_CREDENTIALS: xxxxxx
       # Mail configuration, support: resend, smtp
       MAIL_TYPE: ''
       # default send from email address, if not specified
@@ -301,6 +308,13 @@ services:
       TIDB_VECTOR_USER: xxx.root
       TIDB_VECTOR_PASSWORD: xxxxxx
       TIDB_VECTOR_DATABASE: dify
+      # Chroma configuration
+      CHROMA_HOST: 127.0.0.1
+      CHROMA_PORT: 8000
+      CHROMA_TENANT: default_tenant
+      CHROMA_DATABASE: default_database
+      CHROMA_AUTH_PROVIDER: chromadb.auth.token_authn.TokenAuthClientProvider
+      CHROMA_AUTH_CREDENTIALS: xxxxxx
       # Notion import configuration, support public and internal
       NOTION_INTEGRATION_TYPE: public
       NOTION_CLIENT_SECRET: you-client-secret