🔧 Fix: Fixed fetch.ps1 so that you can run it on any platform

.gitignore

@@ -1,4 +1,7 @@
-## Ignore Visual Studio temporary files, build results, and
+## Ignoe IDEA
+.idea/
+
+## Ignore Visual Studio temporary files, build results, and
 ## files generated by popular Visual Studio add-ons.
 ##
 ## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore

KitX_Installer_Egui/assets/7z/fetch.ps1

@@ -31,7 +31,11 @@ foreach ($link in $links) {
 }
 
 foreach ($target in $targets) {
-    & .\7zr.exe e $target
+    if ($IsWindows) {
+        & .\7zr.exe e $target
+    } else {
+        7za e $target
+    }
     if ($target.EndsWith(".tar.xz")) {
         $target_2 = $target.Substring(0, $target.LastIndexOf('.'))
         $exe = ""

KitX_Installer_Egui/src/platforms/windows/reg_helper.rs

@@ -181,9 +181,11 @@ pub fn update_program_registry(
 }
 
 #[cfg(not(windows))]
-pub fn update_program_registry() -> Result<(), Box<dyn Error>> {
-    Err(())
-}
+pub fn update_program_registry(
+    exe_path: String,
+    dll_path: String,
+    dir_path: String,
+) -> Result<(), Box<dyn Error>> { Ok(()) }
 
 #[cfg(windows)]
 pub fn delete_program_registry() -> Result<String, Box<dyn Error>> {
@@ -237,7 +239,7 @@ pub fn delete_program_registry() -> Result<String, Box<dyn Error>> {
 
 #[cfg(not(windows))]
 pub fn delete_program_registry() -> Result<(), Box<dyn Error>> {
-    Err(())
+    Ok(())
 }
 
 #[cfg(windows)]