Fix aarch64 compile error and add CI

.github/workflows/rust.yml

@@ -20,6 +20,10 @@ jobs:
             os: ubuntu-latest
             target: x86_64-unknown-linux-gnu
             flags: '--no-default-features --features xdg-portal'
+          - name: Ubuntu XDG aarch64
+            os: ubuntu-24.04-arm
+            target: aarch64-unknown-linux-gnu
+            flags: '--no-default-features --features xdg-portal'
           - name: Windows
             os: windows-latest
             target: x86_64-pc-windows-msvc
@@ -45,7 +49,7 @@ jobs:
       if: matrix.name == 'Ubuntu GTK'
       run: sudo apt update && sudo apt install libgtk-3-dev
     - name: "[Ubuntu XDG] install dependencies"
-      if: matrix.name == 'Ubuntu XDG'
+      if: startsWith(matrix.name, 'Ubuntu XDG')
       run: sudo apt update && sudo apt install libwayland-dev
     - name: "[WASM] rustup"
       if: matrix.name == 'WASM32'

src/backend/wasm.rs

@@ -172,15 +172,19 @@ impl<'a> WasmDialog<'a> {
 
                 body.append_child(&overlay).ok();
 
-                input.add_event_listener_with_callback(
-                    "change",
-                    resolve_promise.as_ref().unchecked_ref(),
-                ).unwrap();
-
-                input.add_event_listener_with_callback(
-                    "cancel",
-                    reject_promise.as_ref().unchecked_ref(),
-                ).unwrap();
+                input
+                    .add_event_listener_with_callback(
+                        "change",
+                        resolve_promise.as_ref().unchecked_ref(),
+                    )
+                    .unwrap();
+
+                input
+                    .add_event_listener_with_callback(
+                        "cancel",
+                        reject_promise.as_ref().unchecked_ref(),
+                    )
+                    .unwrap();
 
                 if window.navigator().user_activation().is_active() {
                     // Browsers require transient user activation to open the file picker from JS.

src/backend/xdg_desktop_portal/portal/libdbus.rs

@@ -1,5 +1,5 @@
 use std::{
-    ffi::{CStr, CString, c_void},
+    ffi::{c_char, c_void, CStr, CString},
     fmt,
     marker::PhantomData,
     ptr::NonNull,
@@ -295,8 +295,8 @@ impl<'a> MessageIter<'a> {
 
     unsafe fn get_basic_str(&mut self) -> Option<CString> {
         unsafe {
-            let mut out: *const i8 = std::ptr::null_mut();
-            self.get_basic(&mut out as *mut *const i8 as *mut _);
+            let mut out: *const c_char = std::ptr::null_mut();
+            self.get_basic(&mut out as *mut *const c_char as *mut _);
 
             if out.is_null() {
                 None