feat(bot): add /manual and /about commands to help output

Extend the /help message so users can discover the full user manual
with examples and tips via /manual, and view system information,
version, author, and license via /about.

Also includes the generated conversation context snapshot for
2026-10-26 and the recompiled agent bytecode.

psagentai_agent.py

@@ -5666,6 +5666,7 @@ async def help_command(update: Update, context: ContextTypes.DEFAULT_TYPE):
 
 /start - Starts the conversation and, if needed, your profile onboarding
 /help - Shows this message with all commands
+/manual - Full user manual with examples and tips
 
 User Profile:
 /profile - Displays your profile and agent summary
@@ -5706,6 +5707,7 @@ Utilities:
 /configai - Configure the AI provider and model interactively with button selection
 /viewvision - Shows the current vision provider and model
 /configvision - Configure the vision model interactively with button selection
+/about - Displays system information, version, author and license
 
 Tip: just send a normal message to chat with me! """
     await update.message.reply_text(help_text)