fix: Returns a warning instead of panicking if an AppImage is not mounted, closes #7736 (#7912)

Co-authored-by: Benjamin Demetz <50681275+Benji377@users.noreply.github.com>

.changes/validate-appimage.md

@@ -0,0 +1,5 @@
+---
+"tauri": patch:bug
+---
+
+Fix the validation of `std::env::current_exe` warn the user if AppImage is not mounted instead of panicking

core/tauri-utils/Cargo.toml

@@ -37,6 +37,7 @@ memchr = "2"
 semver = "1"
 infer = "0.12"
 dunce = "1"
+log = "0.4.20"
 
 [target."cfg(target_os = \"linux\")".dependencies]
 heck = "0.4"

core/tauri-utils/src/lib.rs

@@ -13,6 +13,8 @@ use std::{
 use semver::Version;
 use serde::{Deserialize, Deserializer, Serialize, Serializer};
 
+use log::warn;
+
 pub mod assets;
 pub mod config;
 pub mod html;
@@ -202,7 +204,7 @@ impl Default for Env {
           .unwrap_or(true);
 
         if !is_temp {
-          panic!("`APPDIR` or `APPIMAGE` environment variable found but this application was not detected as an AppImage; this might be a security issue.");
+          warn!("`APPDIR` or `APPIMAGE` environment variable found but this application was not detected as an AppImage; this might be a security issue.");
         }
       }
       env