Syw UID2-3502 fix android doco (#581)

* add more info from android sdk repo readme into IMA/GMA plugin guide, and change minimum requirements for different uses of SDK and make it clearer to app publishers

Author: sunnywu

docs/guides/integration-mobile-client-side.md

@@ -77,7 +77,7 @@ Follow the applicable instructions, for Android or iOS:
 <TabItem value='android' label='Android'>
 
 1. Check out the main branch of the [UID2 SDK for Android source code repository on GitHub](https://github.com/IABTechLab/uid2-android-sdk/tree/main).
-1. In Android Studio (Jellyfish/v2023.3.1 or whichever future version supports the Android Gradle Plugin version required by the UID2 SDK for Android release at the time), open the directory that you checked out.
+1. In Android Studio (check the version required in the [Minimum Requirements](../sdks/uid2-sdk-ref-android.md#minimum-requirements) section in the UID2 SDK for Android Reference Guide), open the directory that you checked out.
 1. Run the **dev-app** app.
 1. When you've started the app, make sure that the **Client Side** checkbox is checked.
 1. Enter an email or phone number, and then click the arrow to the right.

docs/guides/mobile-plugin-gma-android.md

@@ -38,6 +38,7 @@ To run this plugin, install the following:
    - [SDK](https://central.sonatype.com/artifact/com.uid2/uid2-android-sdk)
    - [UID2 SDK for Android Reference Guide](../sdks/uid2-sdk-ref-android.md)
 1. [UID2 Android GMA Plugin v0.5.0](https://central.sonatype.com/artifact/com.uid2/uid2-android-sdk-gma/)
+1. If you are using R8 or Proguard, add the applicable option specified in [Notes for Using R8 or ProGuard](#notes-for-using-r8-or-proguard)
 
 ## Installation
 
@@ -67,3 +68,10 @@ To install with Maven, add the SDK as a dependency in the `pom.xml` file:
   <version>0.5.0</version>
 </dependency>
 ```
+
+## Notes for Using R8 or ProGuard
+
+If you are using R8, the shrinking and obfuscation rules are included automatically.
+
+If you are using ProGuard, you must manually add the option specified in [uid2-gma.pro](https://github.com/IABTechLab/uid2-android-sdk/blob/main/securesignals-gma/uid2-gma.pro).
+

docs/guides/mobile-plugin-ima-android.md

@@ -38,6 +38,7 @@ To run this plugin, install the following:
    - [SDK](https://central.sonatype.com/artifact/com.uid2/uid2-android-sdk)
    - [UID2 SDK for Android Reference Guide](../sdks/uid2-sdk-ref-android.md)
 1. [UID2 IMA Plugin for Android v0.5.0](https://central.sonatype.com/artifact/com.uid2/uid2-android-sdk-ima)
+1. If you are using R8 or Proguard, add the applicable option specified in [Notes for Using R8 or ProGuard](#notes-for-using-r8-or-proguard)
 
 ## Installation
 
@@ -67,3 +68,10 @@ To install with Maven, add the SDK as a dependency in the `pom.xml` file:
   <version>0.5.0</version>
 </dependency>
 ```
+
+## Notes for Using R8 or ProGuard
+
+If you are using R8, the shrinking and obfuscation rules are included automatically.
+
+If you are using ProGuard, you must manually add the option specified in [uid2-ima.pro](https://github.com/IABTechLab/uid2-android-sdk/blob/main/securesignals-ima/uid2-ima.pro).
+

docs/sdks/uid2-sdk-ref-android.md

@@ -81,9 +81,14 @@ The binary is published on Sonatype:
 
 ## Minimum Requirements
 
-Minimum requirements for this SDK are as follows:
+To consume the binary package of this SDK in your app:
 
-- Android Studio version: v2023.3.1+
+- Minimum target Android version: 4.4+ / API 19+ (SDK) 5.0+
+
+
+To run the development app (see [Client-Side Integration Guide for Mobile](../guides/integration-mobile-client-side#client-side-integration-example) or to build binary from source code, the minimum requirements are as follows:
+
+- Android Studio version: Check the Android Gradle Plugin (AGP) version required by the UID2 SDK specified in the [code repository](https://github.com/IABTechLab/uid2-android-sdk/blob/main/gradle/libs.versions.toml) (see the stated `agp` version), and check [the Android Gradle Plugin release notes](https://developer.android.com/build/releases/gradle-plugin) for the corresponding Android Studio version required.
 - Minimum target Android version: 4.4+ / API 19+ (SDK) 5.0+ / API 21+ (Dev-App)
 
 <!-- See also: [Requirements](https://github.com/IABTechLab/uid2-android-sdk/blob/main/README.md#requirements). -->
@@ -94,7 +99,7 @@ There are two options for installing the Android UID2 SDK:
 
 -   [Gradle](#installing-with-gradle)
 
--  [ Maven](#installing-with-maven)
+-  [Maven](#installing-with-maven)
 
 ### Installing with Gradle