Support comments on exported constructors

[Copilot]

#87

• Add Comment property to ConstructorInfo
• Update ConstructorInfoBuilder to build comment from constructor symbol, passing initializersObjectParameter
• Update TypeScriptMethodRenderer.RenderProxyConstructor to render JSDoc
• Update all test baselines for constructors with initializer objects to include the injected JSDoc block
• Add 5 constructor JSDoc tests including one for a class with a public get; set; property verifying the injected @param jsObject

Original prompt

add commentinfo to the constructorinfo class. add it to the typeshim proxy renderer to render it on the proxy constructor.

add generator unit tests fora few cases like

• simple comment with some formats
• comment with params
• comment with remark
• comment with exception

---

💡 You can make Copilot smarter by setting up custom instructions, customizing its development environment and configuring Model Context Protocol (MCP) servers. Learn more Copilot coding agent tips in the docs.

[github-actions]

Test Results

    9 files  ±0     65 suites  ±0   30s ⏱️ -3s
  681 tests +5    677 ✅ +5   4 💤 ±0  0 ❌ ±0 
1 881 runs  +5  1 856 ✅ +5  25 💤 ±0  0 ❌ ±0 

Results for commit 2069c7d. ± Comparison against base commit e536c64.

♻️ This comment has been updated with latest results.

[github-actions]

BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.103
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), X64 RyuJIT x86-64-v4
  Job-MLTFGY : .NET 10.0.3 (10.0.3, 10.0.326.7603), X64 RyuJIT x86-64-v4

InvocationCount=1  IterationCount=1  LaunchCount=10  
RunStrategy=ColdStart  UnrollFactor=1  WarmupCount=0  

Method	Compilation	ClassCount	Mean	Error	StdDev	Min	Max
Generate	AOT	0	12.39 ms	1.013 ms	0.670 ms	11.86 ms	14.13 ms
Generate	AOT	1	25.57 ms	2.945 ms	1.948 ms	24.27 ms	30.93 ms
Generate	AOT	10	24.73 ms	0.847 ms	0.560 ms	24.02 ms	25.58 ms
Generate	AOT	25	33.86 ms	0.953 ms	0.630 ms	33.21 ms	35.51 ms
Generate	AOT	50	42.83 ms	0.861 ms	0.570 ms	42.09 ms	43.80 ms
Generate	AOT	100	75.79 ms	1.170 ms	0.774 ms	74.92 ms	76.93 ms
Generate	AOT	200	63.03 ms	0.472 ms	0.312 ms	62.75 ms	63.72 ms
Generate	JIT	0	34.56 ms	0.658 ms	0.435 ms	33.77 ms	35.30 ms
Generate	JIT	1	735.06 ms	12.793 ms	8.462 ms	723.41 ms	745.21 ms
Generate	JIT	10	734.02 ms	7.795 ms	5.156 ms	724.07 ms	742.34 ms
Generate	JIT	25	769.62 ms	13.369 ms	8.842 ms	759.57 ms	783.65 ms
Generate	JIT	50	798.38 ms	24.036 ms	15.898 ms	787.90 ms	841.86 ms
Generate	JIT	100	873.71 ms	7.925 ms	5.242 ms	863.88 ms	882.27 ms
Generate	JIT	200	841.58 ms	10.053 ms	6.649 ms	831.90 ms	854.20 ms