diff --git a/.gitignore b/.gitignore
index f8b73e7..7ae802f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -138,3 +138,4 @@ dmypy.json
 # Cython debug symbols
 cython_debug/
 
+.idea
\ No newline at end of file
diff --git a/data/lib_manager.db b/data/lib_manager.db
new file mode 100644
index 0000000..e69de29
diff --git a/src/educoder/main.py b/src/educoder/main.py
new file mode 100644
index 0000000..cb639c7
--- /dev/null
+++ b/src/educoder/main.py
@@ -0,0 +1,18 @@
+from PySide6.QtWidgets import *
+import sqlite3
+
+class Window:
+    def __init__(self):
+        # 初始化窗口
+        self.win = QMainWindow()
+        self.win.resize(500, 400)
+        self.win.move(700, 210)
+        self.win.setWindowTitle("测试窗口")
+
+if __name__ == '__main__':
+    conn = sqlite3.connect('../../data/lib_manager.db')
+
+    app = QApplication([])
+    w = Window()
+    w.win.show()
+    app.exec()
\ No newline at end of file