ln-302-task-replanner

Productivity

Compares ideal plan vs existing tasks and applies KEEP/UPDATE/OBSOLETE/CREATE changes. Use when Story tasks need re-sync with updated requirements.

QUICK START

How to use this skill

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Source SKILL.md: https://github.com/majiayu000/claude-skill-registry/blob/HEAD/skills/orchestration/ln-302-task-replanner-levnikolaevich-claude-code-skills-5/SKILL.md

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Universal Task Replanner

Worker that re-syncs existing tasks to the latest requirements for any task type.

Purpose & Scope

Load full existing task descriptions from Linear
Compare them with orchestrator-provided IDEAL plan (implementation/refactoring/test)
Decide operations (KEEP/UPDATE/OBSOLETE/CREATE) and execute
Drop NFR items; only functional scope remains
Update Linear issues and kanban_board.md accordingly

Task Storage Mode

MANDATORY READ: Load shared/references/tools_config_guide.md, shared/references/storage_mode_detection.md, and shared/references/input_resolution_pattern.md

Extract: task_provider = Task Management → Provider (linear | file).

Invocation (who/when)

ln-300-task-coordinator: REPLAN mode when implementation tasks already exist.
Orchestrators (other groups): Replan refactoring or test tasks as needed.
Standalone: User invokes directly with storyId (resolved via Input Resolution Chain).

Inputs

Input	Required	Source	Description
`storyId`	Yes	args, git branch, kanban, user	Story whose tasks to replan

Resolution: Story Resolution Chain. Status filter: In Progress, To Review

Additional inputs (from orchestrator or Story context):

Common: taskType, teamId, Story data (id/title/description with AC, Technical Notes, Context), existingTaskIds.
Implementation: idealPlan (1-8 tasks), guideLinks.
Refactoring: codeQualityIssues, refactoringPlan, affectedComponents.
Test: manualTestResults, testPlan (Priority ≥15, Usefulness Criteria), infra/doc/cleanup items.

Template Loading

MANDATORY READ: Load shared/references/template_loading_pattern.md for template copy workflow. Load shared/references/destructive_operation_safety.md for destructive operation keywords and severity classification.

Template Selection by taskType:

implementation → task_template_implementation.md
refactoring → refactoring_task_template.md
test → test_task_template.md

Local copies: docs/templates/*.md (in target project)

Workflow (concise)

Resolve storyId: Run Story Resolution Chain per guide (status filter: [In Progress, To Review]).
Load templates per taskType (see Template Loading) and fetch full existing task descriptions.
Normalize both sides (IDEAL vs existing sections) and run replan algorithm to classify KEEP/UPDATE/OBSOLETE/CREATE.
- Inherited Assumptions (UPDATE): Preserve Inherited Assumptions from parent Story. If parent Story Assumptions changed, update Inherited Assumptions in affected tasks to match current Story registry (ID + text sync).
- Inherited Assumptions (CREATE): For new tasks, extract relevant assumptions from parent Story Assumptions table, add to Context > Inherited Assumptions using A{N} ({CATEGORY}) format.
- Destructive Op Detection (UPDATE): After updating Implementation Plan, re-scan for keywords from destructive_operation_safety.md (loaded above). IF detected AND "Destructive Operation Safety" section missing → add section from shared reference template. IF section already present → preserve it.
- Destructive Op Detection (CREATE): For new tasks, scan Implementation Plan for keywords from destructive_operation_safety.md (loaded above). IF detected → include "Destructive Operation Safety" section from shared reference template (MANDATORY). Fill all 5 fields + severity.
Present summary (counts, titles, key diffs). Confirmation required if running interactively.
Execute operations in Linear: update descriptions, cancel obsolete, create missing with state="Backlog", preserve parentId for updates.
Update kanban_board.md: remove canceled, add new tasks under Story in Backlog.
Return operations summary with URLs and warnings.

Type Rules (must hold after update)

taskType	Hard rule	What to enforce
implementation	No new test creation	Updated/created tasks must not introduce test creation text
refactoring	Regression strategy required	Issues + severity, 3-phase plan, regression strategy, preserve functionality
test	Risk-based limits	Priority ≥15 scenarios covered; each test passes Usefulness Criteria; no framework/library/DB tests

Critical Notes

MANDATORY: Always pass state: "Backlog" when creating new tasks (CREATE operation). Linear defaults to team's default status (often "Postponed") if not specified.
Destructive Op Detection: Use keyword list from destructive_operation_safety.md (loaded above). If found after update/create → include Destructive Operation Safety section as MANDATORY.
Foundation-First ordering from IDEAL plan is preserved; do not reorder.
Language preservation: keep existing task language (EN/RU).
No code snippets; keep to approach/steps/AC/components.
If Story reality differs (component exists, column exists), propose Story correction to orchestrator.

Definition of Done

Existing tasks loaded and parsed with correct template.
IDEAL plan vs existing compared; operations classified.
Type validation passed for all updated/created tasks.
Operations executed in Linear (updates, cancels, creations) with parentId intact.
kanban_board.md updated (Backlog) with correct Epic/Story/indentation.
Summary returned (KEEP/UPDATE/OBSOLETE/CREATE counts, URLs, warnings).

Reference Files

Tools config: shared/references/tools_config_guide.md
Storage mode operations: shared/references/storage_mode_detection.md
Kanban update algorithm: shared/references/kanban_update_algorithm.md
Template loading: shared/references/template_loading_pattern.md
Linear creation workflow: shared/references/linear_creation_workflow.md
Replan algorithm (universal): shared/references/replan_algorithm.md
Task-specific replan algorithm: references/replan_algorithm.md (5 scenarios, comparison logic)
Templates (centralized): shared/templates/task_template_implementation.md, shared/templates/refactoring_task_template.md, shared/templates/test_task_template.md
Local copies: docs/templates/*.md (in target project)
Kanban format: docs/tasks/kanban_board.md

Version: 3.0.0 Last Updated: 2025-12-23