chore: update proguard rules for ide statistics

Author: itsaky

app/proguard-rules.pro

@@ -87,3 +87,23 @@
     native <methods>;
 }
 -keep class com.itsaky.androidide.treesitter.** { *; }
+
+# Retrofit 2
+-dontwarn retrofit2.**
+-keep class retrofit2.** { *; }
+-keepattributes Signature
+-keepattributes Exceptions
+
+-keepclasseswithmembers class * {
+    @retrofit2.http.* <methods>;
+}
+
+# OkHttp3
+-keepattributes Signature
+-keepattributes *Annotation*
+-keep class okhttp3.** { *; }
+-keep interface okhttp3.** { *; }
+-dontwarn okhttp3.**
+
+# Stat uploader
+-keep class com.itsaky.androidide.stats.** { *; }