ci(coverage): enforce 80% line coverage gate + fix Web.Tests missing from solution (#209)

Merges Sprint 1: coverage gate + 72 new tests. Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: mpaulosky

.github/workflows/squad-test.yml

@@ -690,18 +690,23 @@ jobs:
             -reports:"coverage-reports/**/**/coverage.cobertura.xml" \
             -targetdir:"./coverage-output" \
             -reporttypes:"Html;Cobertura;JsonSummary" \
+            -filefilters:"-**/obj/**/*.cs;-**/*.generated.cs" \
             -verbosity:verbose || echo "::warning::No coverage files found"
 
       - name: Check coverage threshold
         run: |
           if [ -f "./coverage-output/Summary.json" ]; then
-            coverage=$(jq -r '.lineCoverage' ./coverage-output/Summary.json 2>/dev/null || echo "0")
+            echo "=== Summary.json raw ===" && cat ./coverage-output/Summary.json | jq . || true
+            coverage=$(jq -r '.summary.linecoverage // .lineCoverage // 0' ./coverage-output/Summary.json 2>/dev/null || echo "0")
             echo "Line Coverage: $coverage%"
             if (( $(echo "$coverage < 80" | bc -l) )); then
-              echo "::warning::Code coverage is below 80% threshold: $coverage%"
+              echo "::error::Code coverage is below 80% threshold: $coverage% (required: 80%)"
+              exit 1
+            else
+              echo "::notice::Coverage gate passed: $coverage% >= 80%"
             fi
           else
-            echo "::notice::Coverage report not available"
+            echo "::warning::Coverage report not available — skipping threshold check"
           fi
 
       - name: Upload coverage reports

IssueTrackerApp.slnx

@@ -17,5 +17,6 @@
     <Project Path="tests/Persistence.MongoDb.Tests.Integration/Persistence.MongoDb.Tests.Integration.csproj" />
     <Project Path="tests/Web.Tests.Bunit/Web.Tests.Bunit.csproj" />
     <Project Path="tests/Web.Tests.Integration/Web.Tests.Integration.csproj" />
+    <Project Path="tests/Web.Tests/Web.Tests.csproj" />
   </Folder>
 </Solution>

README.md

@@ -12,6 +12,7 @@ A modern issue tracking application built with .NET Aspire, Blazor, and MongoDB.
 
 [![CodeCov Coverage](https://codecov.io/gh/mpaulosky/IssueTrackerApp/branch/main/graph/badge.svg)](https://codecov.io/gh/mpaulosky/IssueTrackerApp)
 [![Coverage Trend](https://img.shields.io/badge/Coverage-Trend-blue?logo=codecov)](https://codecov.io/gh/mpaulosky/IssueTrackerApp/commits/main)
+[![Coverage Gate](https://img.shields.io/badge/Coverage%20Gate-≥80%25-brightgreen?logo=codecov)](https://github.com/mpaulosky/IssueTrackerApp/actions/workflows/squad-test.yml)
 
 [![Open Issues](https://img.shields.io/github/issues/mpaulosky/IssueTrackerApp?color=0366d6)](https://github.com/mpaulosky/IssueTrackerApp/issues?q=is%3Aopen+is%3Aissue)
 [![Closed Issues](https://img.shields.io/github/issues-closed/mpaulosky/IssueTrackerApp?color=6f42c1)](https://github.com/mpaulosky/IssueTrackerApp/issues?q=is%3Aclosed+is%3Aissue)

src/Web/Data/DataSeeder.cs

@@ -7,6 +7,8 @@
 // Project Name :  Web
 // =======================================================
 
+using System.Diagnostics.CodeAnalysis;
+
 using Domain.Abstractions;
 using Domain.DTOs;
 using Domain.Models;
@@ -31,6 +33,7 @@ public interface IDataSeeder
 /// <summary>
 ///   Implementation of IDataSeeder.
 /// </summary>
+[ExcludeFromCodeCoverage]
 public sealed class DataSeeder : IDataSeeder
 {
 	private readonly IRepository<Category> _categoryRepository;
@@ -190,6 +193,7 @@ private async Task SeedStatusesAsync(CancellationToken cancellationToken)
 /// <summary>
 ///   Extension methods for registering the DataSeeder.
 /// </summary>
+[ExcludeFromCodeCoverage]
 public static class DataSeederExtensions
 {
 	/// <summary>

src/Web/Testing/FakeRepository.cs

@@ -7,6 +7,7 @@
 // Project Name :  Web
 // =============================================
 
+using System.Diagnostics.CodeAnalysis;
 using System.Linq.Expressions;
 using System.Reflection;
 
@@ -18,6 +19,7 @@ namespace Web.Testing;
 /// Thread-safe in-memory implementation of <see cref="IRepository{TEntity}"/> used in the
 /// Testing environment to provide fast, self-contained E2E test data without a real database.
 /// </summary>
+[ExcludeFromCodeCoverage]
 internal sealed class FakeRepository<TEntity> : IRepository<TEntity> where TEntity : class
 {
 	private readonly List<TEntity> _store;

src/Web/Testing/FakeSeedData.cs

@@ -7,6 +7,8 @@
 // Project Name :  Web
 // =============================================
 
+using System.Diagnostics.CodeAnalysis;
+
 using Domain.Models;
 
 using MongoDB.Bson;
@@ -17,6 +19,7 @@ namespace Web.Testing;
 /// Provides deterministic seed data for the Testing environment in-memory repositories.
 /// Hard-coded ObjectIds ensure stable IDs across test runs.
 /// </summary>
+[ExcludeFromCodeCoverage]
 internal static class FakeSeedData
 {
 	// --- Status IDs (deterministic, stable across runs) ---