Document profile comparison workflow

docs/development.md

@@ -21,14 +21,15 @@ boundaries and invariants.
 | Adding, changing, reviewing, or deleting tests | [Testing policy](policy/testing.md) and focused package tests | The policy defines risk-based sufficiency, durable test boundaries, doubles, and test-maintenance criteria. |
 | CLI commands, flags, output, quiet mode, or command wiring | [CLI reference](cli.md) and [CLI internals](internal/cli.md) | The reference owns the user contract; the internal guide owns command composition and output flow. |
 | Configuration fields, defaults, loading, overrides, validation, or secrets | [Configuration reference](config.md), [architecture policy](policy/architecture.md), and tests under `internal/config` | These separate the user-visible contract, architectural rules, and executable behavior. |
-| Top-level generation, batch, collection, output publication, or notification workflow | [App orchestration internals](internal/app-orchestration.md) | It owns workflow ordering, output publication, failure propagation, and orchestration invariants. |
+| Top-level generation, batch, comparison, collection, output publication, or notification workflow | [App orchestration internals](internal/app-orchestration.md), [comparison execution internals](internal/comparison-execution.md), and [comparison publication internals](internal/comparison-publication.md) | They own workflow ordering, concurrent profile execution, output publication, failure propagation, and orchestration invariants. |
 | Weather API transport, source envelopes, source warnings, or collection | [Weather API integration](integrations/weatherapi.md), [weather-data internals](internal/weather-data.md), and [collection internals](internal/collect.md) | These separate the external contract, normalized source facts, and app-facing collection behavior. |
 | Forecast periods, weather derivation, collected facts, or derived facts | [Forecast derivation internals](internal/forecast-derivation.md) and [fact contracts](internal/facts.md) | They own deterministic derivation and the fact boundaries used by reports. |
 | Report definitions, valid periods, report IDs, output naming, or batch composition | [Report registry internals](internal/report-registry.md) and [app orchestration internals](internal/app-orchestration.md) | Report definitions own selection and period rules; orchestration owns execution. |
 | Module IDs, module composition, briefing values, or prompt-facing exports | [Module contract internals](internal/module.md), [module builder internals](internal/briefing.md), and [prompt-input internals](internal/prompt-input.md) | These own module contracts, value construction, and the curated prompt-package boundary. |
-| Prompt execution, profiles, prompt inputs, or result handling | `internal/promptexec`, the Promptkit adapter, and [prompt-input internals](internal/prompt-input.md) | These separate the executor contract and input construction. |
+| Prompt execution, profiles, prepared report inputs, or result handling | `internal/promptexec`, the Promptkit adapter, [prepared report internals](internal/prepared-report.md), and [prompt-input internals](internal/prompt-input.md) | These separate the executor contract, immutable preparation, and input construction. |
+| Durable comparison bundles or their compatibility | [Comparison bundle contract](integrations/comparison-bundle.md) and [comparison publication internals](internal/comparison-publication.md) | The integration document owns the external schema; internals own how it is published. |
 | Generated-text schemas, validation, render contexts, templates, or Markdown rendering | [Generated-text internals](internal/generatedtext.md), [report-template internals](internal/reporttemplate.md), and [report template guide](templates.md) | These own structured text, renderer implementation, and the maintainer-facing template surface. |
-| Output destinations, atomic publication, prompt diagnosis, or legacy cleanup | [Operations guide](operations.md) and [App orchestration internals](internal/app-orchestration.md) | Operations owns operator workflows; app internals owns the implementation boundary. |
+| Output destinations, atomic publication, prompt diagnosis, or legacy cleanup | [Operations guide](operations.md), [App orchestration internals](internal/app-orchestration.md), and [comparison publication internals](internal/comparison-publication.md) | Operations owns operator workflows; internals own implementation boundaries. |
 | Distributor bundles, uploads, notification results, or failures | [Distributor adapter internals](internal/distributor-adapter.md), [Distributor integration contracts](integrations/distributor/), and [operations guide](operations.md) | These separate adapter behavior, external contracts, and operational lifecycle. |
 | Maintained example configuration | [Configuration reference](config.md) and files under `examples/` | The reference owns field meaning; examples own complete copyable files. |
 | Release preparation, tagging, publication, or verification | [Release procedure](release.md) | It owns version selection, release-note preparation, candidate validation, tag publication, CI behavior, and post-publication checks. |
@@ -44,7 +45,8 @@ present before introducing a new package or abstraction.
 | --- | --- |
 | `cmd/weatherreporter` | Binary entry point. |
 | `internal/cli` | Command parsing, flags, help, output, and command wiring. |
-| `internal/app` | Stateless generation, batches, collection coordination, output publication, and notification. |
+| `internal/app` | Stateless generation, batches, comparisons, collection coordination, output publication, and notification. |
+| `internal/comparison` | Comparison identities, logical bundles, guarded destinations, and atomic bundle publication. |
 | `internal/config` | Configuration defaults, loading, precedence, secrets, and validation. |
 | `internal/adapters` | Weather API, Promptkit, and Distributor boundaries. |
 | `internal/weatherdata`, `internal/forecast`, `internal/facts` | Normalized source facts and deterministic derivation. |