diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..0c61e01
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,6 @@
+.gradle
+.idea
+release
+build
+debug
+his-version-apk
\ No newline at end of file
diff --git a/.idea/libraries/Gradle__androidx_room_room_common_2_2_5.xml b/.idea/libraries/Gradle__androidx_room_room_common_2_2_5.xml
deleted file mode 100644
index a20b97e..0000000
--- a/.idea/libraries/Gradle__androidx_room_room_common_2_2_5.xml
+++ /dev/null
@@ -1,11 +0,0 @@
-<component name="libraryTable">
-  <library name="Gradle: androidx.room:room-common:2.2.5">
-    <CLASSES>
-      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/androidx.room/room-common/2.2.5/f5e3b73a0c2ab5e276e26868e4ce3542baede207/room-common-2.2.5.jar!/" />
-    </CLASSES>
-    <JAVADOC />
-    <SOURCES>
-      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/androidx.room/room-common/2.2.5/924310c61a30c7a167a22f636331556bc654ec94/room-common-2.2.5-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/Gradle__androidx_test_services_storage_1_4_0_aar.xml b/.idea/libraries/Gradle__androidx_test_services_storage_1_4_0_aar.xml
deleted file mode 100644
index 56b2bfd..0000000
--- a/.idea/libraries/Gradle__androidx_test_services_storage_1_4_0_aar.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Gradle: androidx.test.services:storage:1.4.0@aar">
-    <CLASSES>
-      <root url="jar://$USER_HOME$/.gradle/caches/transforms-2/files-2.1/3ae6e141069f76b9dd24050149524d9d/jetified-storage-1.4.0/jars/classes.jar!/" />
-      <root url="file://$USER_HOME$/.gradle/caches/transforms-2/files-2.1/3ae6e141069f76b9dd24050149524d9d/jetified-storage-1.4.0/res" />
-      <root url="file://$USER_HOME$/.gradle/caches/transforms-2/files-2.1/3ae6e141069f76b9dd24050149524d9d/jetified-storage-1.4.0/AndroidManifest.xml" />
-    </CLASSES>
-    <JAVADOC />
-    <SOURCES>
-      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/androidx.test.services/storage/1.4.0/27088f46bc0ab94523a20ccc56aa27e142662396/storage-1.4.0-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file