feat: add IsJsonContent extensions

[vbreuss]

This PR introduces IsJsonContent extensions for parameter matching with Mockolate, enabling JSON HTTP content validation in mocked HTTP clients. The changes add comprehensive support for matching JSON bodies with various options including custom media types, additional property handling, and JSON document parsing options.

Key Changes:

• Added IsJsonContent() extension methods for matching JSON HTTP content
• Implemented JSON body comparison with support for objects, arrays, primitives, and nested structures
• Added option to ignore additional properties when matching JSON content

[Copilot]

Pull request overview

This PR introduces IsJsonContent extensions for parameter matching with Mockolate, enabling JSON HTTP content validation in mocked HTTP clients. The changes add comprehensive support for matching JSON bodies with various options including custom media types, additional property handling, and JSON document parsing options.

Changes:

• Added IsJsonContent() extension methods for matching JSON HTTP content
• Implemented JSON body comparison with support for objects, arrays, primitives, and nested structures
• Added option to ignore additional properties when matching JSON content

Reviewed changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
Tests/aweXpect.Mockolate.Tests/Web/ItExtensionsTests.cs	Added test class container for new JSON content tests
Tests/aweXpect.Mockolate.Tests/Web/ItExtensionsTests.HttpContentTests.IsJsonContentTests.cs	Comprehensive test coverage for JSON content matching including primitives, objects, arrays, and various options
Tests/aweXpect.Mockolate.Api.Tests/Expected/aweXpect.Mockolate_net8.0.txt	Updated API surface with new AweXpectItExtensions types and methods for JSON content
Tests/aweXpect.Mockolate.Api.Tests/Expected/aweXpect.Mockolate_net10.0.txt	Updated API surface with new AweXpectItExtensions types and methods for JSON content
Source/aweXpect.Mockolate/Web/ItExtensions.HttpContent.IsJsonContent.cs	Core implementation of JSON content parameter matching with support for body comparison, media type validation, and property ignoring
Directory.Packages.props	Updated aweXpect.Core dependency version

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[github-actions]

Test Results

  8 files  ±  0    8 suites  ±0   4s ⏱️ -1s
139 tests + 46  138 ✅ + 46  1 💤 ±0  0 ❌ ±0 
903 runs  +276  902 ✅ +276  1 💤 ±0  0 ❌ ±0 

Results for commit bf0986a. ± Comparison against base commit 6ee6925.

♻️ This comment has been updated with latest results.

[github-actions]

🚀 Benchmark Results

Details

BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.3 LTS (Noble Numbat)

AMD EPYC 7763 2.59GHz, 1 CPU, 4 logical and 2 physical cores

.NET SDK 10.0.102

[Host]     : .NET 10.0.2 (10.0.2, 10.0.225.61305), X64 RyuJIT x86-64-v3

DefaultJob : .NET 10.0.2 (10.0.2, 10.0.225.61305), X64 RyuJIT x86-64-v3

Method	Mean	Error	StdDev	Median	Allocated
Dummy_aweXpect	0.0004 ns	0.0008 ns	0.0007 ns	0.0 ns	-

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
89.1% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[github-actions]

This is addressed in release v1.0.0.