feat(ci): automate play upload from PRO

fastlane/Fastfile

@@ -0,0 +1,25 @@
+default_platform(:android)
+
+platform :android do
+  desc "Sube el AAB actual al track internal de Google Play"
+  lane :upload_internal do
+    json_key_path = ENV["PLAY_JSON_KEY_PATH"]
+    aab_path = ENV["PLAY_AAB_PATH"] || "build/app/outputs/bundle/release/app-release.aab"
+    package_name = ENV["PLAY_PACKAGE_NAME"] || "es.freetimelab.pluriwave"
+
+    UI.user_error!("Falta PLAY_JSON_KEY_PATH") if json_key_path.to_s.empty?
+    UI.user_error!("No existe el AAB en #{aab_path}") unless File.exist?(aab_path)
+
+    upload_to_play_store(
+      json_key: json_key_path,
+      package_name: package_name,
+      aab: aab_path,
+      track: ENV["PLAY_TRACK"] || "internal",
+      release_status: ENV["PLAY_RELEASE_STATUS"] || "completed",
+      skip_upload_metadata: true,
+      skip_upload_images: true,
+      skip_upload_screenshots: true,
+      skip_upload_changelogs: true
+    )
+  end
+end