添加测试配置及登陆部分的测试

Change-Id: I6fa1fe23ad8773548927fdc921dceab841f2368a
diff --git a/typed-image.d.ts b/typed-image.d.ts
new file mode 100644
index 0000000..c3876bc
--- /dev/null
+++ b/typed-image.d.ts
@@ -0,0 +1,12 @@
+declare module '*.png' {
+    const value: string;
+    export default value;
+  }
+  declare module '*.jpg' {
+    const value: string;
+    export default value;
+  }
+  declare module '*.svg' {
+    const value: string;
+    export default value;
+  }
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