# ASR-NNNN: Title

- **Status:** Proposed
- **Date:** YYYY-MM-DD
- **ProductPhase:** (optional) e.g. 1.0

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  ASRs are stable architectural drivers (see ADR-0019).
  Non-trivial changes require a corresponding ADR in the same change set.
  Trivial typos/formatting that do not change meaning are allowed without a new ADR.
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## Statement

One clear statement of the architecture-significant requirement, constraint,
driver, or invariant.

## Rationale

Why this requirement exists. What problem or quality attribute it protects.

## Implications

What must be true in design and implementation when this ASR holds.

## Related

- ADRs that satisfy, refine, or amend this ASR
- Specs / Contracts (optional) that realize it
- External web sources: `[web:NNN]` per rules/15-web-source-tags.md

## Amends

- (none) or `ASR-XXXX`

## Amended by

- (none) or `ASR-XXXX`

## Supersedes

- (none) or `ASR-XXXX`

## Superseded by

- (none) or `ASR-XXXX`