Add AI writing assistant plugin with local backend, brave search, and image generation support

- Implement local backend AI provider with Ollama integration
- Add Brave Search API integration for real-time search suggestions
- Add image generation manager with multiple AI providers
- Create hybrid provider system with local/cloud fallback
- Add comprehensive settings UI with provider management
- Implement Gutenberg sidebar with writing assistance controls
- Add SEO schema generation for AI-generated content
- Multiple provider support: OpenRouter, local backend, Codex

downloads/agentic-writer-local-backend/get-local-ip.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+
+echo "Detecting your local IP address..."
+echo ""
+
+# Detect local IP based on OS
+if [[ "$OSTYPE" == "darwin"* ]]; then
+    # macOS - try en0 (WiFi) then en1 (Ethernet)
+    IP=$(ipconfig getifaddr en0 2>/dev/null || ipconfig getifaddr en1 2>/dev/null || echo "")
+    INTERFACE=$(ifconfig en0 &>/dev/null && echo "en0 (WiFi)" || echo "en1 (Ethernet)")
+elif [[ "$OSTYPE" == "linux-gnu"* ]]; then
+    # Linux
+    IP=$(ip route get 1 | awk '{print $7;exit}' 2>/dev/null || hostname -I | awk '{print $1}')
+    INTERFACE="default"
+else
+    # Windows or unknown
+    IP=$(hostname -I 2>/dev/null | awk '{print $1}' || echo "")
+    INTERFACE="unknown"
+fi
+
+if [ -z "$IP" ]; then
+    echo "❌ Could not detect IP address automatically"
+    echo ""
+    echo "Manual detection:"
+    echo "  macOS:   ipconfig getifaddr en0"
+    echo "  Linux:   ip route get 1 | awk '{print \$7}'"
+    echo "  Windows: ipconfig (look for IPv4 Address)"
+    exit 1
+fi
+
+echo "✅ Your local IP: $IP ($INTERFACE)"
+echo ""
+echo "Use this in your plugin settings:"
+echo "  Base URL: http://$IP:8080"