Add network_security_config.xml for Proxyman testing in demo app (#1679)

* Add network_security_config.xml for Proxyman testing in demo app

* Add mavenLocal to example app

examples/ExampleApp/app/src/main/AndroidManifest.xml

@@ -12,6 +12,7 @@
         android:fullBackupContent="@xml/backup_rules"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
+        android:networkSecurityConfig="@xml/network_security_config"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.ExampleApp"

examples/ExampleApp/app/src/main/res/xml/network_security_config.xml

@@ -0,0 +1,16 @@
+<network-security-config>
+    <debug-overrides>
+        <trust-anchors>
+            <!-- Trust user added CAs while debuggable only -->
+            <certificates src="user" />
+            <certificates src="system" />
+        </trust-anchors>
+    </debug-overrides>
+
+    <base-config cleartextTrafficPermitted="true">
+        <trust-anchors>
+            <certificates src="system" />
+            <certificates src="user" />
+        </trust-anchors>
+    </base-config>
+</network-security-config>

examples/ExampleApp/settings.gradle.kts

@@ -8,6 +8,7 @@ pluginManagement {
             }
         }
         mavenCentral()
+        mavenLocal()
         gradlePluginPortal()
     }
 }
@@ -16,6 +17,7 @@ dependencyResolutionManagement {
     repositories {
         google()
         mavenCentral()
+        mavenLocal()
     }
 }