Add openapi body validation openspec change

[notaphplover]

Added

• Added OpenApi body validation openspec change.

Context

See #1701

Summary by CodeRabbit

• Documentation
  • Added design and specification documents for planned OpenAPI request body validation feature, including a new @Validate() decorator and OpenApiValidationPipe implementations for OpenAPI v3.1 and v3.2 support.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 82b5bc7

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[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: bee165c3-3237-483d-9849-b500fee7f74a

📥 Commits

Reviewing files that changed from the base of the PR and between 985f075 and 82b5bc7.

📒 Files selected for processing (5)

• openspec/changes/add-openapi-body-validation/.openspec.yaml
• openspec/changes/add-openapi-body-validation/design.md
• openspec/changes/add-openapi-body-validation/proposal.md
• openspec/changes/add-openapi-body-validation/specs/openapi-body-validation/spec.md
• openspec/changes/add-openapi-body-validation/tasks.md

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📝 Walkthrough

Walkthrough

This PR establishes design, proposal, specification, and implementation task documentation for an OpenAPI-driven request-body validation feature spanning multiple packages (@inversifyjs/http-core, @inversifyjs/http-open-api, and a new @inversifyjs/http-openapi-validation) with support for OpenAPI v3.1 and v3.2.

Changes

Cohort / File(s)	Summary
Specification & Documentation openspec/changes/add-openapi-body-validation/.openspec.yaml, openspec/changes/add-openapi-body-validation/design.md, openspec/changes/add-openapi-body-validation/proposal.md, openspec/changes/add-openapi-body-validation/specs/openapi-body-validation/spec.md, openspec/changes/add-openapi-body-validation/tasks.md	Adds comprehensive specification documents including metadata, design rationale, API contract proposals, functional requirements, and implementation tasks for OpenAPI body validation feature. Defines required exports from existing packages, new @Validate() decorator, and version-specific OpenApiValidationPipe implementations.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~12 minutes

Possibly related PRs

• Extract OpenApi abstractions #1715: Implements the public openApiObject getter and related type changes for SwaggerUiProvider that are required by this feature's proposal.
• Add 3.2 Swagger UI provider #1728: Introduces v3.2 SwaggerUiProvider implementation and v3.2 metadata exports that directly support the multi-version design outlined here.

Suggested reviewers

• adrianmjim

Poem

🐰 Hops excitedly
Specifications drafted with care,
OpenAPI's body now validated with flair!
Version three-point-one and two align,
A decorator and pipe work in design—
Tasks mapped out, ready to build! 🎯

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title 'Add openapi body validation openspec change' directly and clearly describes the main change in the pull request, which adds documentation for an OpenAPI body validation feature as an openspec change.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch docs/add-openapi-body-validation-openspec-change

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