增加签名配置和文件

.idea/gradle.xml

@@ -1,30 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="GradleMigrationSettings" migrationVersion="1" />
-  <component name="GradleSettings">
-    <option name="linkedExternalProjectsSettings">
-      <GradleProjectSettings>
-        <option name="testRunner" value="PLATFORM" />
-        <option name="distributionType" value="DEFAULT_WRAPPED" />
-        <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="modules">
-          <set>
-            <option value="$PROJECT_DIR$" />
-            <option value="$PROJECT_DIR$/WebRTC" />
-            <option value="$PROJECT_DIR$/app" />
-            <option value="$PROJECT_DIR$/common" />
-            <option value="$PROJECT_DIR$/home" />
-            <option value="$PROJECT_DIR$/keepalive" />
-            <option value="$PROJECT_DIR$/libwebrtc" />
-            <option value="$PROJECT_DIR$/middleware" />
-            <option value="$PROJECT_DIR$/resource" />
-            <option value="$PROJECT_DIR$/rtc-chat" />
-          </set>
-        </option>
-        <option name="resolveModulePerSourceSet" value="false" />
-        <option name="useQualifiedModuleNames" value="true" />
-      </GradleProjectSettings>
-    </option>
-    <option name="offlineMode" value="true" />
-  </component>
-</project>

.idea/runConfigurations.xml

@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="RunConfigurationProducerService">
-    <option name="ignoredProducers">
-      <set>
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.AllInPackageGradleConfigurationProducer" />
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestClassGradleConfigurationProducer" />
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestMethodGradleConfigurationProducer" />
-      </set>
-    </option>
-  </component>
-</project>

app/build.gradle

@@ -64,6 +64,12 @@ android {
 
         threadCount=8
     }
+    signingConfigs {
+        debug {
+            File strFile = new File("debug.keystore")
+            storeFile file(strFile)
+        }
+    }
 }
 
 dependencies {