Preparation for release. (#4739)

### What problem does this PR solve?


### Type of change

- [x] Documentation Update

docker/.env

@@ -80,13 +80,13 @@ REDIS_PASSWORD=infini_rag_flow
 SVR_HTTP_PORT=9380
 
 # The RAGFlow Docker image to download.
-# Defaults to the v0.15.1-slim edition, which is the RAGFlow Docker image without embedding models.
-RAGFLOW_IMAGE=infiniflow/ragflow:v0.15.1-slim
+# Defaults to the v0.16.0-slim edition, which is the RAGFlow Docker image without embedding models.
+RAGFLOW_IMAGE=infiniflow/ragflow:v0.16.0-slim
 #
 # To download the RAGFlow Docker image with embedding models, uncomment the following line instead:
-# RAGFLOW_IMAGE=infiniflow/ragflow:v0.15.1
+# RAGFLOW_IMAGE=infiniflow/ragflow:v0.16.0
 # 
-# The Docker image of the v0.15.1 edition includes:
+# The Docker image of the v0.16.0 edition includes:
 # - Built-in embedding models:
 #   - BAAI/bge-large-zh-v1.5
 #   - BAAI/bge-reranker-v2-m3

docker/README.md

@@ -78,8 +78,8 @@ The [.env](./.env) file contains important environment variables for Docker.
 - `RAGFLOW-IMAGE`  
   The Docker image edition. Available editions:  
   
-  - `infiniflow/ragflow:v0.15.1-slim` (default): The RAGFlow Docker image without embedding models.  
-  - `infiniflow/ragflow:v0.15.1`: The RAGFlow Docker image with embedding models including:
+  - `infiniflow/ragflow:v0.16.0-slim` (default): The RAGFlow Docker image without embedding models.  
+  - `infiniflow/ragflow:v0.16.0`: The RAGFlow Docker image with embedding models including:
     - Built-in embedding models:
       - `BAAI/bge-large-zh-v1.5` 
       - `BAAI/bge-reranker-v2-m3`

docker/docker-compose-base.yml

@@ -39,7 +39,7 @@ services:
     container_name: ragflow-infinity
     profiles:
       - infinity
-    image: infiniflow/infinity:v0.6.0-dev2
+    image: infiniflow/infinity:v0.6.0-dev3
     volumes:
       - infinity_data:/var/infinity
       - ./infinity_conf.toml:/infinity_conf.toml