Add alternative validation methods: SSH, HTTP, and Python script with Telegram

AGENTS.md

@@ -131,6 +131,10 @@ tail -100 ~/mt5-docker/config/.wine/drive_c/Program\ Files/MetaTrader\ 5/MQL5/Lo
 - **Largest Win:** $8,091
 - **Largest Loss:** -$805
 
+## DevOps / Infrastructure
+
+Server infrastructure details saved in: `/home/garfield/devops/INFRASTRUCTURE.md`
+
 ## Conversation History
 
 Before working on this codebase, read:
@@ -138,6 +142,7 @@ Before working on this codebase, read:
 conversation-history/2026-03-21-mql-trading-bots.md
 conversation-history/2026-03-29-session-save.md
 conversation-history/2026-03-30-weekend-gap-short-signal-fix.md
+conversation-history/2026-03-30-dns-whitelist.md
 ```
 
 ## Notes for AI Agents