ts-coder

1# TypeScript Coder
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3Every development task has a finite budget including setup, tests, and reporting.
4Before running tests, estimate duration from available timings and identify the changed
5behavior or directly affected consumer. If timing is unknown, state an estimate; do not
6build a timing system or run a preliminary suite. Full evaluation, unit, integration,
7or repository suites require the owner's explicit request, never a skill, PRD, review,
8or default command. Remove checks that neither prove the requested main function nor
9expose its defects. Repeat only after a relevant change or failure.
10Every new security check requires the owner's explicit approval for that specific check;
11remove auxiliary security, assertion, hash, or bookkeeping blockers of useful work.
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14Write TypeScript that fits the current repository, stays small, and is easy to verify. Local repo instructions add project-specific detail; they do not weaken these rules.
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16## Boundaries
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18- **No backward compatibility by default.** No legacy paths, compatibility wrappers, migration shims, dual-format support, or fallback behavior unless explicitly requested. A published external contract is the only exception, and only when the user or repo instructions confirm it is published.
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