feat(blog): add hero images for AI analyst and MCP server posts

blog-site/src/content/blog/ai-geopolitical-analyst-chat-market-signals.md

@@ -4,7 +4,7 @@ description: "World Monitor's AI Analyst answers geopolitical and market questio
 metaTitle: "AI Geopolitical Analyst With Live Data | World Monitor"
 keywords: "AI geopolitical analyst, geopolitical risk AI, AI trade signals, market intelligence AI, geopolitical chat AI, OSINT AI analysis, AI market implications, analytical framework geopolitics"
 audience: "Geopolitical analysts, macro traders, intelligence professionals, institutional researchers, hedge fund analysts"
-heroImage: "/blog/images/blog/ai-geopolitical-analyst-chat-market-signals.jpg"
+heroImage: "/blog/images/blog/ai-geopolitical-analyst-chat-market-signals.png"
 pubDate: "2026-04-18"
 ---
 

blog-site/src/content/blog/mcp-server-geopolitical-data-api-claude-integration.md

@@ -4,7 +4,7 @@ description: "World Monitor is now an MCP server with 40+ tools for geopolitical
 metaTitle: "MCP Server for Geopolitical & Market Data | World Monitor"
 keywords: "MCP server geopolitical data, Model Context Protocol, Claude MCP integration, geopolitical data API, AI agent intelligence tools, Claude Desktop MCP, OSINT API, country risk API, real-time intelligence API"
 audience: "AI engineers, developers, quant analysts, intelligence automation teams, LLM application builders"
-heroImage: "/blog/images/blog/mcp-server-geopolitical-data-api-claude-integration.jpg"
+heroImage: "/blog/images/blog/mcp-server-geopolitical-data-api-claude-integration.png"
 pubDate: "2026-04-18"
 ---