infra: proper librechat integration & improved configuration handling (#10)

Reviewed-on: #10
Co-authored-by: Francwa <francois.hodiaumont@gmail.com>
Co-committed-by: Francwa <francois.hodiaumont@gmail.com>

.env.example

@@ -1,69 +1,53 @@
-# Agent Media - Environment Variables
+# Configuration
+LIBRECHAT_VERSION=v0.8.1
+RAG_VERSION=v0.7.0
 
-# LibreChat Security Keys
-# Generate secure keys with: openssl rand -base64 32
-JWT_SECRET=your-super-secret-jwt-key-change-this-in-production
-JWT_REFRESH_SECRET=your-super-secret-refresh-key-change-this-too
+# Keys
+# - Deepseek API
+DEEPSEEK_API_KEY=
 
-# Generate with: openssl rand -hex 16 (for CREDS_KEY)
-CREDS_KEY=your-32-character-secret-key-here
+# - Google API
+GOOGLE_API_KEY=
+#GOOGLE_MODELS=gemini-2.5-pro,gemini-2.5-flash,gemini-2.5-flash-lite,gemini-2.0-flash,gemini-2.0-flash-lite #TODO:Update models
 
-# Generate with: openssl rand -hex 8 (for CREDS_IV)
-CREDS_IV=your-16-character-iv-here
+# - Anthropic API
+ANTHROPIC_API_KEY=
 
-# LibreChat Configuration
-DOMAIN_CLIENT=http://localhost:3080
-DOMAIN_SERVER=http://localhost:3080
+# - Kimi API
+KIMI_API_KEY=
 
-# Session expiry (in milliseconds)
-# Default: 15 minutes
-SESSION_EXPIRY=900000
+# - ChatGPT/Open API
+OPENAI_API_KEY=
 
-# Refresh token expiry (in milliseconds)
-# Default: 7 days
-REFRESH_TOKEN_EXPIRY=604800000
+# - Themoviedb.org API (media metadata)
+TMDB_API_KEY=
 
-# Meilisearch Configuration
-# Master key for Meilisearch (generate with: openssl rand -base64 32)
-MEILI_MASTER_KEY=DrhYf7zENyR6AlUCKmnz0eYASOQdl6zxH7s7MKFSfFU
+# - Security keys
+JWT_SECRET=
+JWT_REFRESH_SECRET=
+CREDS_KEY=
+CREDS_IV=
 
-# PostgreSQL Configuration (for RAG API)
-POSTGRES_DB=librechat_rag
-POSTGRES_USER=postgres
-POSTGRES_PASSWORD=postgres
+# Local LLM
+OLLAMA_BASE_URL=
+OLLAMA_MODEL=
 
-# RAG API Configuration (Vector Database)
-RAG_COLLECTION_NAME=testcollection
-RAG_EMBEDDINGS_PROVIDER=openai
-RAG_EMBEDDINGS_MODEL=text-embedding-3-small
-
-# API Keys
-# OpenAI API Key (required for RAG embeddings)
-OPENAI_API_KEY=your-openai-api-key-here
-
-# Deepseek API Key (for LLM in agent-brain)
-DEEPSEEK_API_KEY=your-deepseek-api-key-here
-
-# Agent Brain Configuration
-
-# LLM Provider (deepseek or ollama)
+# Alfred Configuration
 LLM_PROVIDER=deepseek
 
 # Memory storage directory (inside container)
 MEMORY_STORAGE_DIR=/data/memory
 
-# API Key for agent-brain (used by LibreChat custom endpoint)
-AGENT_BRAIN_API_KEY=agent-brain-secret-key
-
-# External Services (Optional)
-# TMDB API Key (for movie metadata)
-TMDB_API_KEY=your-tmdb-key
-
 # qBittorrent Configuration
-QBITTORRENT_URL=http://localhost:8080
+QBITTORRENT_URL=
 QBITTORRENT_USERNAME=admin
-QBITTORRENT_PASSWORD=adminpass
+QBITTORRENT_PASSWORD=adminadmin
 
 # Debug Options
 DEBUG_LOGGING=false
 DEBUG_CONSOLE=false
+
+# Postgres (RAG)
+POSTGRES_DB=
+POSTGRES_USER=
+POSTGRES_PASSWORD=