# Implementation Plan: Manual Skeleton Context Injection (manual_skeleton_injection_20260306) > **Reference:** [Spec](./spec.md) | [Architecture Guide](../../../docs/guide_architecture.md) ## Phase 1: UI Foundation Focus: Add file injection button and state - [x] Task 1.1: Initialize MMA Environment (fbe02eb) - [x] Task 1.2: Add injection state variables (fbe02eb) - [x] Task 1.3: Add inject button to discussion panel (fbe02eb) ## Phase 2: File Selection Focus: File picker and path validation - [x] Task 2.1: Create file selection modal (fbe02eb) - [x] Task 2.2: Validate selected path (fbe02eb) ## Phase 3: Preview Generation Focus: Generate and display skeleton/full preview - [x] Task 3.1: Implement preview update function (fbe02eb) - [x] Task 3.2: Add mode toggle (fbe02eb) - [x] Task 3.3: Display preview (fbe02eb) ## Phase 4: Inject Action Focus: Append to discussion input - [x] Task 4.1: Implement inject button (fbe02eb) ## Phase 5: Testing Focus: Verify all functionality - [x] Task 5.1: Write unit tests (fbe02eb) - [x] Task 5.2: Conductor - Phase Verification (fbe02eb)