mergegate/docs/WBS.md

Work Breakdown Structure (WBS)

Project: miyabi-cli-standalone Version: v1.0.0 Created: 2025-11-22

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1. TUI Foundation (v0.2.0)

1.1 Streaming Markdown Renderer (#2)

• 1.1.1 Core structure and state management (#10) - P0 - 4h
• 1.1.2 Incremental parser with pulldown-cmark (#11) - P0 - 6h
• 1.1.3 Code block handling with syntax highlighting (#12) - P1 - 4h
• 1.1.4 Cursor and scroll position tracking (#13) - P2 - 3h
• 1.1.5 Unit tests (#14) - P2 - 4h

Subtotal: ~700 lines, 21h

1.2 Git Diff Visualization (#3)

• 1.2.1 Core structure and diff parsing (#15) - P1 - 4h
• 1.2.2 Visualization with colors and indicators (#16) - P1 - 6h
• 1.2.3 Syntax highlighting in diff content (#17) - P2 - 4h
• 1.2.4 Scrollable view with navigation (#18) - P2 - 3h

Subtotal: ~650 lines, 17h

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2. Chat Composer (v0.3.0)

2.1 Chat Input Component (#4)

• 2.1.1 Separate input handling from main app
• 2.1.2 Multi-line input support
• 2.1.3 Command history navigation
• 2.1.4 Auto-completion
• 2.1.5 Syntax highlighting in input

Subtotal: ~3,938 lines

2.2 Text Area Widget (#5)

• 2.2.1 Full-featured text area widget
• 2.2.2 Text selection support
• 2.2.3 Copy/paste functionality
• 2.2.4 Undo/redo stack

Subtotal: ~2,213 lines

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3. Approval & Navigation (v0.4.0)

3.1 Approval Overlay (#6)

• 3.1.1 Tool execution approval UI
• 3.1.2 Y/N/Always/Never options
• 3.1.3 Risk level display
• 3.1.4 Preview of changes

Subtotal: ~656 lines

3.2 Session Resume (#7)

• 3.2.1 Session resume selection
• 3.2.2 Conversation history browser
• 3.2.3 Search functionality
• 3.2.4 Preview pane

Subtotal: ~1,580 lines

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4. LLM Integration (v1.0.0)

4.1 Claude API Integration (#8)

• 4.1.1 Anthropic API client with streaming (#19) - P0 - 8h
• 4.1.2 Conversation state and message history (#20) - P0 - 6h
• 4.1.3 Token counting and context window (#21) - P1 - 6h
• 4.1.4 Tool definitions and function calling (#22) - P0 - 8h
• 4.1.5 Rate limiting and retry logic (#23) - P2 - 4h

Subtotal: ~1,600 lines, 32h

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5. Tool Execution System (v1.0.0)

5.1 Tool System (#9)

• 5.1.1 Tool trait and registry system (#24) - P0 - 6h
• 5.1.2 File operation tools (Read, Write, Edit) (#25) - P0 - 8h
• 5.1.3 Bash tool with sandboxing (#26) - P0 - 8h
• 5.1.4 Search tools (Glob, Grep) (#27) - P1 - 6h
• 5.1.5 Result formatting and error handling (#28) - P2 - 4h

Subtotal: ~1,800 lines, 32h

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Summary

Phase	Milestone	Lines	Hours	Issues
1	v0.2.0 TUI Foundation	1,350	38h	#2, #3, #10-18
2	v0.3.0 Chat Composer	6,151	-	#4, #5
3	v0.4.0 Approval & Nav	2,236	-	#6, #7
4	v1.0.0 Production	3,400	64h	#8, #9, #19-28

Total: ~13,137+ lines

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Critical Path

#19 → #20 → #22 → #24 → #25 → #26 → #27 → #28
 │                 │
 API              Tools

Critical Path Duration: ~42h

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Dependencies Matrix

Task	Depends On	Blocks
#10	-	#11
#11	#10	#12
#12	#11	#13
#13	#12	#14
#14	#13	-
#15	-	#16
#16	#15	#17
#17	#16	#18
#18	#17	-
#19	-	#20, #23
#20	#19	#21, #22
#21	#20	-
#22	#20	-
#23	#19	-
#24	-	#25, #26, #27
#25	#24	#26
#26	#25	#27
#27	#26	#28
#28	#27	-

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Resource Allocation

Parallel Streams (Max 3)

Stream A: TUI (#10-14, #15-18) Stream B: LLM (#19-23) Stream C: Tools (#24-28)

Sprint Allocation

Sprint	Stream A	Stream B	Stream C
1	#10, #15	#19	#24
2	#11, #16	#20	#25
3	#12, #17	#21, #22	#26
4	#13, #14, #18	#23	#27, #28

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Risk Register

Risk	Impact	Mitigation
API rate limits	High	Implement caching, retry logic
Complex streaming	Medium	Incremental implementation
Tool security	High	Sandboxing, input validation
Performance	Medium	Benchmarking, profiling

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Last Updated: 2025-11-22