refactor: consolidate PM Agent optimization and pending changes

PM Agent optimization (already committed separately):
- superclaude/commands/pm.md: 1652→14 lines
- superclaude/agents/pm-agent.md: 735→429 lines
- docs/agents/pm-agent-guide.md: new guide file

Other pending changes:
- setup: framework_docs, mcp, logger, remove ui.py
- superclaude: __main__, cli/app, cli/commands/install
- tests: test_ui updates
- scripts: workflow metrics analysis tools
- docs/memory: session state updates

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

setup/components/mcp.py

@@ -13,7 +13,6 @@ from typing import Any, Dict, List, Optional, Tuple
 from setup import __version__
 
 from ..core.base import Component
-from ..utils.ui import display_info, display_warning
 
 
 class MCPComponent(Component):
@@ -672,15 +671,15 @@ class MCPComponent(Component):
                 )
 
                 if not config.get("dry_run", False):
-                    display_info(f"MCP server '{server_name}' requires an API key")
-                    display_info(f"Environment variable: {api_key_env}")
-                    display_info(f"Description: {api_key_desc}")
+                    self.logger.info(f"MCP server '{server_name}' requires an API key")
+                    self.logger.info(f"Environment variable: {api_key_env}")
+                    self.logger.info(f"Description: {api_key_desc}")
 
                     # Check if API key is already set
                     import os
 
                     if not os.getenv(api_key_env):
-                        display_warning(
+                        self.logger.warning(
                             f"API key {api_key_env} not found in environment"
                         )
                         self.logger.warning(