更新文档，添加本地服务安装说明和配置示例

everos.env.example

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+# Copy this file to ./EverOS/methods/EverCore/.env.
+# Do not commit the copied .env file because it contains provider keys.
+
+# Required by EverCore for memory extraction.
+LLM_PROVIDER=openai
+LLM_MODEL=<LLM_MODEL_NAME>
+LLM_BASE_URL=<LLM_BASE_URL>
+LLM_API_KEY=<LLM_API_KEY>
+LLM_TEMPERATURE=0.3
+LLM_MAX_TOKENS=1000000
+
+# Required by EverCore for embedding and rerank.
+
+VECTORIZE_PROVIDER=vllm
+VECTORIZE_API_KEY=<EMBEDDING_API_KEY>
+VECTORIZE_BASE_URL=<EMBEDDING_BASE_URL>
+VECTORIZE_MODEL=Qwen3-VL-Embedding-2B
+VECTORIZE_FALLBACK_PROVIDER=none
+VECTORIZE_TIMEOUT=30
+VECTORIZE_MAX_RETRIES=3
+VECTORIZE_BATCH_SIZE=10
+VECTORIZE_MAX_CONCURRENT=5
+VECTORIZE_ENCODING_FORMAT=float
+VECTORIZE_DIMENSIONS=1024
+
+RERANK_PROVIDER=vllm
+RERANK_API_KEY=<RERANK_API_KEY>
+RERANK_BASE_URL=<RERANK_BASE_URL>
+RERANK_MODEL=Qwen3-VL-Reranker-2B
+
+# EverCore API server.
+API_BASE_URL=http://localhost:1995
+LOG_LEVEL=INFO
+ENV=dev
+PYTHONASYNCIODEBUG=1
+MEMORY_LANGUAGE=en
+
+# Docker compose default dependencies.
+
+# ===================
+# Redis Configuration
+# ===================
+
+TENANT_SINGLE_TENANT_ID=t_tom
+REDIS_HOST=localhost
+REDIS_PORT=6379
+REDIS_DB=8
+REDIS_SSL=false
+
+# ===================
+# MongoDB Configuration
+# ===================
+
+MONGODB_HOST=localhost
+MONGODB_PORT=27017
+MONGODB_USERNAME=admin
+MONGODB_PASSWORD=memsys123
+MONGODB_DATABASE=memsys
+MONGODB_URI_PARAMS=socketTimeoutMS=15000&authSource=admin
+
+# ===================
+# Elasticsearch Configuration
+# ===================
+
+ES_HOSTS=http://localhost:19200
+ES_USERNAME=
+ES_PASSWORD=
+ES_VERIFY_CERTS=false
+SELF_ES_INDEX_NS=memsys
+
+# ===================
+# Milvus Vector Database Configuration
+# ===================
+
+MILVUS_HOST=localhost
+MILVUS_PORT=19530
+SELF_MILVUS_COLLECTION_NS=memsys