update the readme file

README.md

@@ -17,12 +17,14 @@ This Hugging Face Space provides a Gradio interface to interact with the Integra
 ## Features
 
 - 🤖 **Autonomous MCP Agents** – Tool-aware FastAPI agent that plans across RAG, Web, Admin, and LLM actions
-- 📚 **Knowledge Base Ingestion** – Upload raw text, URLs, or documents (PDF/DOCX/TXT/MD) directly from the Gradio UI
+- 📚 **Knowledge Base Management** – Upload raw text, URLs, or documents (PDF/DOCX/TXT/MD) and manage your ingested content with delete functionality
+- 🗑️ **Document Deletion** – Delete individual documents or bulk delete all documents for a tenant with confirmation dialogs
 - 🛡️ **Admin Rules Management** – Dedicated tab to add/delete governance rules; all rules are persisted in SQLite for demo purposes and enforced during every chat request
 - 📊 **Admin Analytics** – Snapshot of tenant activity, tool usage, red-flag triggers, and overall query volume
 - 🌐 **Live Web Search** – DuckDuckGo-based MCP server with English-biased results
-- 🏢 **Multi-Tenant Isolation** – Every request requires a tenant ID; backend enforces isolation for chat, ingestion, and admin ops
+- 🏢 **Multi-Tenant Isolation** – Centralized tenant ID management with persistent storage; backend enforces strict isolation for chat, ingestion, and admin ops
 - 🔄 **Multi-Tool Selection** – MCP agent orchestrator picks the right tool chain (RAG + Web + LLM, etc.)
+- ⚡ **Improved Error Handling** – Better error messages, connection error detection, and retry mechanisms
 
 ---
 
@@ -56,11 +58,11 @@ This Hugging Face Space provides a Gradio interface to interact with the Integra
 The Gradio UI exposes four tabs once you launch `app.py`:
 
 1. **Chat** – enter your Tenant ID, ask questions, and see multi-tool MCP responses.
-2. **Document Ingestion** – toggle between Raw Text, URL, or File Upload to populate the tenant RAG index.
-3. **Admin Analytics** – click “Fetch Analytics Snapshot” to view overview/tool-usage/red-flag/activity metrics.
+2. **Document Ingestion** – toggle between Raw Text, URL, or File Upload to populate the tenant RAG index. View and manage your ingested documents with delete functionality.
+3. **Admin Analytics** – click "Fetch Analytics Snapshot" to view overview/tool-usage/red-flag/activity metrics.
 4. **Admin Rules & Compliance** – upload/delete governance rules that are stored via the backend `/admin/rules` API.
 
-**Tip:** Every action requires a tenant ID, so fill that field before using any tab.
+**Tip:** Every action requires a tenant ID. The tenant ID is now managed centrally and persists across page refreshes.
 
 ### Frontend (Next.js) Operator Console
 
@@ -69,10 +71,17 @@ The companion Next.js frontend (`frontend/`) now exposes dedicated pages for eac
 | URL | Description |
 | --- | --- |
 | `/` | Landing page with hero + quick access panels |
-| `/ingestion` | Data ingestion walkthrough (text/URL/files) |
+| `/ingestion` | Data ingestion walkthrough (text/URL/files) with document management |
 | `/chat` | Chat console wrapper around the MCP agent |
 | `/analytics` | Analytics overview and explainer |
 | `/admin-rules` | Admin rule ingestion explainer |
+| `/knowledge-base` | View all ingested documents with search, filter, and delete functionality |
+
+**Key Features:**
+- **Centralized Tenant ID Management** – Tenant ID is managed globally via React Context and persists in localStorage
+- **Document Management** – View, search, filter, and delete documents from the knowledge base
+- **Improved Error Handling** – Clear error messages with retry options for failed operations
+- **Real-time Updates** – Document lists automatically refresh after ingestion or deletion
 
 Run the console locally with:
 ```bash
@@ -80,7 +89,7 @@ cd frontend
 npm install
 npm run dev
 ```
-Then open `http://localhost:3000`. The navbar links on the landing page route to each section, and you can link directly to those URLs for demo purposes.
+Then open `http://localhost:3000`. The navbar links on the landing page route to each section, and you can link directly to those URLs for demo purposes. The tenant ID selector is available in the navbar on all pages.
 
 ---
 
@@ -91,6 +100,9 @@ Then open `http://localhost:3000`. The navbar links on the landing page route to
 | Chat with agent | `POST /agent/message` | Body includes `tenant_id`, `message`, optional history |
 | Ingest document (text/URL) | `POST /rag/ingest-document` | Accepts `source_type`, `content`, metadata |
 | Ingest file | `POST /rag/ingest-file` | Multipart upload with `x-tenant-id` header |
+| List documents | `GET /rag/list` | Returns all documents for a tenant with pagination |
+| Delete document | `DELETE /rag/delete/{document_id}` | Deletes a specific document by ID |
+| Delete all documents | `DELETE /rag/delete-all` | Deletes all documents for a tenant |
 | List analytics | `GET /analytics/overview` etc. | Used for Admin Analytics tab |
 | Manage rules | `GET/POST/DELETE /admin/rules` | Backend now persists rules in SQLite demo store |