feat(mcp): embed main requests configuration reference and resource

[xenOs76]

• Add comprehensive assets/examples/https-wrench-mcp-main-config.yaml demonstrating all schema options against os76.xyz endpoints
• Embed main configuration into MCP assets via go:generate
• Expose https-wrench://main-config static resource and https-wrench://examples/mcp-main-config example template
• Add reference hints in author_requests_config prompt
• Update unit/coverage tests and CHANGELOG

Summary by CodeRabbit

• New Features

  • Added a comprehensive MCP configuration reference covering global settings, reusable request defaults, TLS inspection, HTTP mutations, proxy protocol support, and wire debugging.
  • Added MCP resources for the main configuration and its example template.
  • Added richer parameter guidance for certificate and JWT inspection tools.
  • Improved configuration prompts with relevant resource hints, including insecure connection guidance.

• Documentation

  • Added a CLI usage example to the request configuration tool description.
  • Expanded the changelog with MCP feature and documentation updates.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Advanced

Run ID: 38da1222-3eab-4e3e-a0e2-015ab1295e46

📥 Commits

Reviewing files that changed from the base of the PR and between d25eae8 and 0bdfba8.

📒 Files selected for processing (8)

• CHANGELOG.md
• assets/examples/https-wrench-mcp-main-config.yaml
• internal/mcp/assets/examples/https-wrench-mcp-main-config.yaml
• internal/mcp/coverage_test.go
• internal/mcp/embed.go
• internal/mcp/prompts.go
• internal/mcp/resources.go
• internal/mcp/server_test.go

Included review availability: Your plan provides up to 1 included review per hour; 0 remain after this review.

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📝 Walkthrough

Walkthrough

The PR adds a complete MCP configuration example, embeds it as two MCP resources, includes the resources in prompt references and hints, adds resource-read coverage, and updates the changelog.

Changes

MCP main configuration

Layer / File(s)	Summary
Main configuration example assets/examples/https-wrench-mcp-main-config.yaml, internal/mcp/assets/examples/https-wrench-mcp-main-config.yaml	Adds global settings, reusable request defaults, and four probes for proxy protocol, certificate inspection, POST validation, and raw wire debugging.
MCP resource and prompt wiring internal/mcp/embed.go, internal/mcp/resources.go, internal/mcp/prompts.go	Registers https-wrench://main-config and https-wrench://examples/mcp-main-config, embeds the configuration, and includes both resources in MCP prompt output and hints.
Resource validation and release notes internal/mcp/coverage_test.go, internal/mcp/server_test.go, CHANGELOG.md	Tests resource listing, resource reads, and hint behavior. Documents the MCP resources, schema annotations, and CLI example updates.

Priority: ⬇️ Low

Estimated code review effort: 2 (Simple) | ~10 minutes

Change: Feature

Sequence Diagram(s)

sequenceDiagram
  participant MCPRequest
  participant authorRequestsConfigPrompt
  participant registerResources
  participant EmbeddedMainConfig
  MCPRequest->>authorRequestsConfigPrompt: request configuration guidance
  authorRequestsConfigPrompt->>registerResources: include main-config resource references
  registerResources->>EmbeddedMainConfig: serve main YAML configuration
  MCPRequest->>registerResources: read main-config or example URI
  registerResources-->>MCPRequest: return configuration content

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Merge Risk: ⚪ Minimal · up to 0bdfb

The new MCP configuration resources and prompt references have no supported current-head issue requiring changes before merge.

🚥 Pre-merge checks | ✅ 4 | ❌ 1

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Docstring Coverage	⚠️ Warning	Docstring coverage is 0.00% which is insufficient. The required threshold is 80.00%. Docstring coverage is scoped to functions touched by this diff. Analyzed 9 functions across 5 files. (3 skipped: 3 …	Write docstrings for the functions missing them to satisfy the coverage threshold.

✅ Passed checks (4 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly summarizes the main change: embedding the MCP main requests configuration reference and exposing it as a resource.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

Full details: Docstring Coverage

Explanation

Docstring coverage is 0.00% which is insufficient. The required threshold is 80.00%. Docstring coverage is scoped to functions touched by this diff. Analyzed 9 functions across 5 files. (3 skipped: 3 unsupported.)

• Fix all pre-merge checks with AI

✨ Finishing Touches 💡 1

📝 Generate docstrings 💡

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch refactor/mcp_main_conf

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