Remove space/parentheses from image filename to fix a broken image reference. The image file was renamed to mcp-client-server-1200x700.png and the markdown in the article was updated to point to the new filename.
Include two dashboard screenshots in the article and add the corresponding image files under images/. Also update the "Our Source Code" link to point to the actual GitHub repository (https://github.com/fahrigedik/agent-ecosystem-in-abp).
Introduce a new community article 'Building a Multi-Agent AI System with A2A, MCP, and ADK in .NET' under docs/en/Community-Articles/09-02-2026-building-multiagent-system-in-dotnet, plus ten supporting diagrams and images. The article documents how MCP, A2A, and ADK were combined in a .NET/ABP-based Multi-Agent Research Assistant (architecture, pipeline patterns, MCP tools, A2A agent cards, ADK orchestration, and execution modes).
Add two new images (6.png, 7.png) and substantially revise the NDC London 2026 article Post.md. Changes include: update post title, numerous grammar and phrasing fixes, reflow and restructure of session notes (Damian Brady, Sheena O'Connell, Carly Richmond, Kevlin Henney, Steve Sanderson), insert additional images and captions, clarify bullets and headings, and add a short market-update note about software stocks. Overall edits improve readability and add visual assets.
Replaces double curly braces with the new template syntax `{%{{{...}}}%}` in the 'Terminal Command' and 'Condition' fields for custom commands documentation.
Updated documentation to specify that if a chat client is not configured for a workspace, the default workspace's chat client is returned, and null is only returned if neither is configured.