init commit, add filemonitor and controller, add basic mainwindow

src/Controller/FileController/FileController.cpp

@@ -0,0 +1,16 @@
+#include "FileController.hpp"
+#include <chrono>
+#include <memory>
+
+FileController::FileController() {
+  m_fmWorker = std::make_unique<FileMonitor>(QString("/home/crylia/"),
+                                             std::chrono::milliseconds(1000));
+  m_fmWorker->moveToThread(&m_fsThread);
+
+  m_fmWorker->start(QString("/home/crylia/"));
+}
+
+FileController::~FileController() {
+  m_fsThread.quit();
+  m_fsThread.wait();
+}