feat: guide d'utilisation - couverture complete, telechargement MD/PDF, section Architecture Mermaid, guide desktop elargi (#105, BUG-067)

README.md

@@ -2,7 +2,7 @@
 
 **Ultra-light web gateway for your Obsidian vaults** — Access, browse, and search all your Obsidian notes from any device via a modern, responsive web interface.
 
-[![Version](https://img.shields.io/badge/Version-2.12.2-blue.svg)]()
+[![Version](https://img.shields.io/badge/Version-2.13.0-blue.svg)]()
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 [![Docker](https://img.shields.io/badge/Docker-Ready-blue.svg)](https://www.docker.com/)
 [![Python](https://img.shields.io/badge/Python-3.11+-green.svg)](https://www.python.org/)
@@ -50,6 +50,7 @@
 - **🤖 Integrated AI Editor** — CodeMirror 6 editor with AI toolbar: improve, correct, translate, generate, custom rewrite, toolbox (list, table, frontmatter, canvas) — multi-provider DeepSeek/OpenRouter/Gemini
 - **🧩 MCP Server & AI Agent** — Built-in Model Context Protocol server (`/mcp`) and tool-calling assistant: read, search and edit your vaults from Claude Desktop, Cursor… with two-step confirmations, per-vault permissions, rate limiting and secret redaction ([guide](docs/MCP_GUIDE.md))
 - **👥 Real-time Collaboration** — Simultaneous editing of the same document (Yjs/CRDT): colored remote cursors, presence indicator, conflict-free merge, automatic reconnection and server-side persistence ([details](docs/features/collaboration.md))
+- **📖 Built-in User Guide** — Complete FR/EN help from the Options menu: interface, navigation, search, files, AI, security, API & integrations (OpenAPI, MCP), offline, collaboration, desktop, plus an **Architecture** section with a Mermaid diagram; downloadable as **Markdown** and **PDF** in the current language ([details](docs/features/guide-coverage-105.md))
 - **📱 Native Mobile Editor** — Touch-optimised editing: floating Markdown toolbar (bold/italic/code/list/link), persistent Paste button (iOS workaround), pinch-zoom font & adjustable height, swipe shortcuts (backlinks / table of contents) and a full-screen reading mode with page navigation ([details](docs/features/mobile-editor.md))
 - **🗺️ Interactive Graph View** — Canvas force-directed with Barnes-Hut O(n log n), filters (tag, type), depth, focus mode, navigation history ←→↑, export PNG, preview on hover (Ctrl+click)
 - **🗂️ Multi-vault** : View multiple Obsidian vaults simultaneously
@@ -1095,8 +1096,8 @@ This project is licensed under the **MIT License** - see the [LICENSE](LICENSE)
 
 ## 📝 Changelog
 
-See [CHANGELOG.md](./CHANGELOG.md) for the complete version history (v1.0.0 → v2.12.2).
+See [CHANGELOG.md](./CHANGELOG.md) for the complete version history (v1.0.0 → v2.13.0).
 
 ---
 
-*Project: ObsiGate | Version: 2.12.2 | Last updated: May 2026*
+*Project: ObsiGate | Version: 2.13.0 | Last updated: May 2026*