fix return + bump to 0.5

application.fam

@@ -17,5 +17,5 @@ App(
     ),
     fap_author="JBlanked",
     fap_weburl="https://github.com/jblanked/FlipWorld",
-    fap_version="0.4",
+    fap_version="0.5",
 )

flip_storage/storage.c

@@ -230,7 +230,7 @@ bool load_char(
     {
         storage_file_free(file);
         furi_record_close(RECORD_STORAGE);
-        return NULL; // Return false if the file does not exist
+        return false; // Return false if the file does not exist
     }
 
     // Read data into the buffer

flip_world.h

@@ -12,7 +12,7 @@
 //
 
 #define TAG "FlipWorld"
-#define VERSION 0.4
+#define VERSION 0.5
 #define VERSION_TAG TAG " " FAP_VERSION
 
 // Define the submenu items for our FlipWorld application