ci: restore android release keystore from secrets and bump version to 1.0.13+13

frontend/android/.gitignore

@@ -12,3 +12,4 @@ GeneratedPluginRegistrant.java
 key.properties
 **/*.keystore
 **/*.jks
+KEYSTORE_BASE64.txt

frontend/android/key.properties.example

@@ -1,4 +1,4 @@
-storePassword=tis_rms_2026
-keyPassword=tis_rms_2026
-keyAlias=upload
-storeFile=upload-keystore.jks
+storePassword=android
+keyPassword=android
+keyAlias=androiddebugkey
+storeFile=tis_rms_release.keystore

frontend/pubspec.yaml

@@ -16,7 +16,7 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
 # In Windows, build-name is used as the major, minor, and patch parts
 # of the product and file versions while build-number is used as the build suffix.
-version: 1.0.1+2
+version: 1.0.13+13
 
 environment:
   sdk: ^3.11.5