feat: implement ProcessManager service for managing child processes and logging

src/main/services/ProcessManager.ts

@@ -104,7 +104,6 @@ export class ProcessManager {
             this.addLog(name, `Starting service with: ${binPath} ${args.join(' ')}`)
 
             const child = spawn(binPath, args, {
-                detached: true,
                 shell: shell,
                 windowsHide: true,
                 stdio: ['ignore', 'pipe', 'pipe'],
@@ -131,7 +130,6 @@ export class ProcessManager {
             })
 
             this.processes.set(name, child)
-            child.unref()
 
             return true
         } catch (error: any) {