chore(worker): wire GitService and WorkerConfig into PlanningSessionManager DI

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/ClaudeDo.Worker/Program.cs

@@ -59,6 +59,8 @@ var planningSessionsDir = Path.Combine(
 builder.Services.AddSingleton(sp =>
     new PlanningSessionManager(
         sp.GetRequiredService<IDbContextFactory<ClaudeDoDbContext>>(),
+        sp.GetRequiredService<GitService>(),
+        cfg,
         planningSessionsDir));
 builder.Services.AddSingleton<IPlanningTerminalLauncher>(sp =>
     new WindowsTerminalPlanningLauncher("wt.exe", cfg.ClaudeBin));