feat(ux): improve interactive mode readability and input visibility

- Replace plain 'tai>' prompt with styled console.input() bold cyan prompt
- Wrap interactive mode entry in a Rich Panel with border
- Frame each AI response with Rule dividers (──── AI Response ────)
- Style guardrail warnings with ⚠ prefix and bold yellow
- Improve /help output with formatted Panel showing all commands
- Style collection report: ✓/✗ per item with color, truncation in dim
- Style probe output: ✓/✗ with green/red, host info in dim
- Add Rule header divider on session start

.gitignore

@@ -24,3 +24,6 @@ htmlcov/
 
 # IDE
 .vscode/
+
+# Logs and session files
+logs/