[FEAT] Finish auth and project saving

src/composables/useProjectManager.ts

@@ -99,6 +99,22 @@ export const useProjectManager = () => {
     isEditorActive.value = false;
   };
 
+  const closeProject = () => {
+    // Reset Layers
+    const newLayer = createEmptyLayer('Base');
+    layers.value = [newLayer];
+    activeLayerId.value = newLayer.id;
+
+    // Reset columns
+    columns.value = 4;
+
+    // Reset Project Store
+    projectStore.currentProject = null;
+
+    // Close Editor
+    isEditorActive.value = false;
+  };
+
   return {
     isEditorActive,
     createProject,
@@ -106,6 +122,7 @@ export const useProjectManager = () => {
     saveProject,
     saveAsProject,
     closeEditor,
+    closeProject,
     loadProjectData,
   };
 };