Refactor DevTool constructors and include WebGateway in solution

Journal.DevTool/Tui/App.cs

@@ -10,27 +10,19 @@ internal sealed record MenuItem(string Display, string Value);
 public enum AppExitReason { Quit, SwitchProject }
 public sealed record AppResult(AppExitReason Reason, string? NewProjectRoot = null);
 
-public sealed class App
+public sealed class App(
-{
-    private DevToolConfig _config;
-    private string _projectRoot;
-    private readonly WorkspaceConfig? _workspace;
-    private readonly string? _workspaceRoot;
-
-    private IReadOnlyDictionary<string, BuildTarget> TargetMap =>
-        _config.Targets.ToDictionary(t => t.Id, StringComparer.OrdinalIgnoreCase);
-
-    public App(
     DevToolConfig config,
     string projectRoot,
     WorkspaceConfig? workspace = null,
     string? workspaceRoot = null)
 {
-        _config = config;
+    private DevToolConfig _config = config;
-        _projectRoot = projectRoot;
+    private string _projectRoot = projectRoot;
-        _workspace = workspace;
+    private readonly WorkspaceConfig? _workspace = workspace;
-        _workspaceRoot = workspaceRoot;
+    private readonly string? _workspaceRoot = workspaceRoot;
-    }
+
+    private IReadOnlyDictionary<string, BuildTarget> TargetMap =>
+        _config.Targets.ToDictionary(t => t.Id, StringComparer.OrdinalIgnoreCase);
 
     public async Task<AppResult> RunAsync()
     {

Journal.DevTool/Tui/ToolchainScreen.cs

@@ -5,16 +5,10 @@ using Spectre.Console;
 
 namespace Sdt.Tui;
 
-public sealed class ToolchainScreen
+public sealed class ToolchainScreen(DevToolConfig config, string projectRoot)
 {
-    private readonly DevToolConfig _config;
+    private readonly DevToolConfig _config = config;
-    private readonly string _projectRoot;
+    private readonly string _projectRoot = projectRoot;
-
-    public ToolchainScreen(DevToolConfig config, string projectRoot)
-    {
-        _config = config;
-        _projectRoot = projectRoot;
-    }
 
     public async Task RunAsync()
     {
@@ -263,7 +257,7 @@ public sealed class ToolchainScreen
 
     // ── Helpers ───────────────────────────────────────────────────────────────
 
-    private string ResolvePythonExe(PythonToolchain py)
+    private static string ResolvePythonExe(PythonToolchain py)
     {
         if (OperatingSystem.IsWindows() && !string.IsNullOrWhiteSpace(py.WindowsExecutable))
             return py.WindowsExecutable;

Journal.DevTool/Tui/WorkspaceScreen.cs

@@ -3,18 +3,11 @@ using Spectre.Console;
 
 namespace Sdt.Tui;
 
-public sealed class WorkspaceScreen
+public sealed class WorkspaceScreen(WorkspaceConfig workspace, string workspaceRoot, string currentProjectRoot)
 {
-    private readonly WorkspaceConfig _workspace;
+    private readonly WorkspaceConfig _workspace = workspace;
-    private readonly string _workspaceRoot;
+    private readonly string _workspaceRoot = workspaceRoot;
-    private readonly string _currentProjectRoot;
+    private readonly string _currentProjectRoot = currentProjectRoot;
-
-    public WorkspaceScreen(WorkspaceConfig workspace, string workspaceRoot, string currentProjectRoot)
-    {
-        _workspace = workspace;
-        _workspaceRoot = workspaceRoot;
-        _currentProjectRoot = currentProjectRoot;
-    }
 
     /// <summary>
     /// Shows the project switcher. Returns the absolute path to the selected project root,

Journal.slnx

@@ -3,4 +3,5 @@
   <Project Path="Journal.Sidecar/Journal.Sidecar.csproj" />
   <Project Path="Journal.SmokeTests/Journal.SmokeTests.csproj" />
   <Project Path="Journal.DevTool/Journal.DevTool.csproj" />
+  <Project Path="Journal.WebGateway/Journal.WebGateway.csproj" />
 </Solution>