refactor: rename project from AgenticRAG to DocuMente

## Changes
- Update all references from AgenticRAG to DocuMente
- Update README.md with new project description and structure
- Update LICENSE with new project name
- Update API title and descriptions in main.py
- Update frontend components (Layout, Login, Dashboard, Settings)
- Update static HTML page
- Update all documentation files (prd-v2.md, frontend-plan.md, etc.)
- Update test files with new project name
- Update docker-compose.yml, Dockerfile, requirements.txt

## SEO Benefits
- DocuMente combines 'Documento' and 'Mente' (Italian for Document and Mind)
- Memorable and brandable name
- Reflects the core functionality: AI-powered document intelligence

🎉 Project officially renamed to DocuMente!

src/agentic_rag/README.md

@@ -1,4 +1,4 @@
-# AgenticRAG - Agentic Retrieval System
+# DocuMente - Agentic Retrieval System
 
 Powered by [datapizza-ai](https://github.com/datapizza-labs/datapizza-ai)
 

src/agentic_rag/api/main.py

@@ -1,4 +1,4 @@
-"""AgenticRAG API - Backend powered by datapizza-ai.
+"""DocuMente API - Backend powered by datapizza-ai.
 
 Multi-provider LLM support: OpenAI, Z.AI, OpenCode Zen, OpenRouter, Anthropic, Google, Mistral, Azure
 """
@@ -55,9 +55,9 @@ async def lifespan(app: FastAPI) -> AsyncGenerator:
 def create_application() -> FastAPI:
     """Create and configure FastAPI application."""
     app = FastAPI(
-        title="AgenticRAG API",
+        title="DocuMente API",
         description="""
-        Agentic Retrieval System powered by datapizza-ai.
+        DocuMente - Sistema di Retrieval Agentico con AI. Interroga i tuoi documenti in modo intelligente.
         
         ## Multi-Provider LLM Support
         
@@ -128,10 +128,10 @@ async def api_root():
     configured = settings.list_configured_providers()
 
     return {
-        "name": "AgenticRAG API",
+        "name": "DocuMente API",
         "version": "2.0.0",
         "docs": "/api/docs",
-        "description": "Agentic Retrieval System powered by datapizza-ai",
+        "description": "DocuMente - Sistema di Retrieval Agentico con AI",
         "features": {
             "multi_provider_llm": True,
             "authentication": ["api_key", "jwt"],

src/agentic_rag/api/routes/chat.py

@@ -22,7 +22,7 @@ async def chat_stream(request: ChatMessage):
 
     # Placeholder for streaming implementation
     async def generate():
-        yield b"data: Hello from AgenticRAG!\n\n"
+        yield b"data: Hello from DocuMente!\n\n"
         yield b"data: Streaming not fully implemented yet.\n\n"
         yield b"data: [DONE]\n\n"
 

src/agentic_rag/core/config.py

@@ -7,7 +7,7 @@ class Settings(BaseSettings):
     """Application settings with multi-provider LLM support."""
 
     # API
-    app_name: str = "AgenticRAG"
+    app_name: str = "DocuMente"
     app_version: str = "2.0.0"
     debug: bool = True
 

src/agentic_rag/core/llm_factory.py

@@ -138,7 +138,7 @@ class OpenRouterClient(BaseLLMClient):
             headers={
                 "Authorization": f"Bearer {api_key}",
                 "HTTP-Referer": "https://agenticrag.app",  # Required by OpenRouter
-                "X-Title": "AgenticRAG",
+                "X-Title": "DocuMente",
             },
         )