doc: Add some more documentation to .env.example

Signed-off-by: Diwank Singh Tomer <[email protected]>

.env.example

@@ -5,9 +5,9 @@
 # Note: For just testing, you can set them to the same value.
 
 # On Linux, you can generate a random key with:
-# openssl rand -base64 32
+# > openssl rand -base64 32
 # OR
-# tr -dc 'A-Za-z0-9+_/' </dev/urandom | head -c 32; echo
+# > tr -dc 'A-Za-z0-9+_/' </dev/urandom | head -c 32; echo
 
 JWT_SHARED_KEY=<your_jwt_shared_key>
 AGENTS_API_KEY=<your_agents_api_key>
@@ -18,37 +18,60 @@ LITELLM_MASTER_KEY=<your_litellm_master_key>
 LITELLM_SALT_KEY=<your_litellm_salt_key>
 LITELLM_REDIS_PASSWORD=<your_litellm_redis_password>
 
-# Memory Store
-# -----------
+# LLM Providers
+# --------------
 
-# COZO_HOST=http://memory-store:9070
-# COZO_PORT=9070
-# COZO_ROCKSDB_DIR=cozo.db
-# COZO_BACKUP_DIR=/backup
-# COZO_MNT_DIR=/data
+### Recommended LLM Providers
 
-# Gateway
-# ------
+# OPENAI_API_KEY=<your_openai_api_key>
+# VOYAGE_API_KEY=<your_voyage_api_key>
 
-# GATEWAY_PORT=80
-# TRAEFIK_LOG_LEVEL=INFO
+# HUGGING_FACE_HUB_TOKEN=<your_hugging_face_hub_token>
+# ANTHROPIC_API_KEY=<your_anthropic_api_key>
+# GROQ_API_KEY=<your_groq_api_key>
+# CLOUDFLARE_API_KEY=<your_cloudflare_api_key>
+# CLOUDFLARE_ACCOUNT_ID=<your_cloudflare_account_id>
+# NVIDIA_NIM_API_KEY=<your_nvidia_nim_api_key>
+# GITHUB_API_KEY=<your_github_api_key>
+# GOOGLE_APPLICATION_CREDENTIALS=.keys/julep-vertexai-svc.json
 
 # Agents API
 # ---------
 
+### Embedding Model
+### > Set to either "voyage/voyage-3" or "Alibaba-NLP/gte-large-en-v1.5"
+### > Use Alibaba-NLP/gte-large-en-v1.5 with local embedding server
+
+# EMBEDDING_MODEL_ID=voyage/voyage-3
+# EMBEDDING_MODEL_ID=Alibaba-NLP/gte-large-en-v1.5
+
 # AGENTS_API_HOSTNAME=localhost
 # AGENTS_API_PROTOCOL=http
 # AGENTS_API_KEY_HEADER_NAME=Authorization
 # AGENTS_API_URL=http://agents-api:8080
 # TRUNCATE_EMBED_TEXT=true
 # WORKER_URL=temporal:7233
 # AGENTS_API_DEBUG=false
-# EMBEDDING_MODEL_ID=Alibaba-NLP/gte-large-en-v1.5
 # NUM_GPUS=1
 # INTEGRATION_SERVICE_URL=http://integrations:8000
 # USE_BLOB_STORE_FOR_TEMPORAL=false
 # BLOB_STORE_CUTOFF_KB=1024
 
+# Memory Store
+# -----------
+
+# COZO_HOST=http://memory-store:9070
+# COZO_PORT=9070
+# COZO_ROCKSDB_DIR=cozo.db
+# COZO_BACKUP_DIR=/backup
+# COZO_MNT_DIR=/data
+
+# Gateway
+# ------
+
+# GATEWAY_PORT=80
+# TRAEFIK_LOG_LEVEL=INFO
+
 # Temporal
 # --------
 
@@ -67,20 +90,6 @@ LITELLM_REDIS_PASSWORD=<your_litellm_redis_password>
 # LITELLM_REDIS_HOST=litellm-redis
 # LITELLM_REDIS_PORT=6379
 
-# LLM Providers
-# --------------
-
-# OPENAI_API_KEY=<your_openai_api_key>
-# HUGGING_FACE_HUB_TOKEN=<your_hugging_face_hub_token>
-# ANTHROPIC_API_KEY=<your_anthropic_api_key>
-# GROQ_API_KEY=<your_groq_api_key>
-# CLOUDFLARE_API_KEY=<your_cloudflare_api_key>
-# CLOUDFLARE_ACCOUNT_ID=<your_cloudflare_account_id>
-# NVIDIA_NIM_API_KEY=<your_nvidia_nim_api_key>
-# GITHUB_API_KEY=<your_github_api_key>
-# VOYAGE_API_KEY=<your_voyage_api_key>
-# GOOGLE_APPLICATION_CREDENTIALS=.keys/julep-vertexai-svc.json
-
 # Blob Store
 # -----------