feat: begin tui implementation

memory-bank/activeContext.md

@@ -2,8 +2,8 @@
 
 ## Current Work Focus
 
-**Status**: Phase 1 Complete - Ready for Phase 2 (TUI Implementation)
-**Priority**: Implementing Bubble Tea TUI with two-pane layout
+**Status**: Phase 2 In Progress - Basic TUI prototype implemented
+**Priority**: Expand Bubble Tea TUI with navigation and view features
 
 ## Recent Changes
 
@@ -36,25 +36,22 @@
 ## Next Steps
 
 ### Immediate (Phase 2 - Current Priority)
-1. **TUI Architecture Design**
-   - Design main Bubble Tea model structure following MVU pattern
-   - Plan state management for entries, selection, and modes
-   - Define component hierarchy (main → list → detail → modal)
+1. **TUI Architecture Design** ✅
+   - Main Bubble Tea model with list and detail panes
+   - State tracks selection and window size
 
-2. **Two-Pane Layout Implementation**
-   - Create left pane: entry list with status indicators
-   - Create right pane: detailed entry view with editing capabilities
-   - Implement responsive layout with proper sizing
+2. **Two-Pane Layout Implementation** ✅
+   - Left pane: entry list using Bubbles list component
+   - Right pane: detail view of selected entry
+   - Responsive sizing handled in update
 
-3. **Navigation System**
-   - Keyboard navigation between panes and entries
-   - Selection highlighting and status indicators
-   - Scroll handling for large hosts files
+3. **Navigation System** 🟡
+   - Basic keyboard navigation via list component
+   - Need scroll handling and pane switching
 
-4. **View Mode Implementation**
-   - Safe browsing without modification capability
-   - Display parsed entries with active/inactive status
-   - Show entry details in right pane when selected
+4. **View Mode Implementation** 🟡
+   - Read-only display of `/etc/hosts` entries
+   - Needs status indicators and better styling
 
 ### Medium-term (Phase 3)
 1. **Edit Mode Implementation**