FEAT: Launch with custom config location

FEAT: Generate banner
FEAT: Start blender with banner

src-tauri/src/lib.rs

@@ -1,5 +1,6 @@
 // Learn more about Tauri commands at https://tauri.app/develop/calling-rust/
 
+use std::collections::HashMap;
 use std::fs::File;
 use std::path::Path;
 
@@ -50,13 +51,24 @@ fn strip_single_top_level_directory(target_dir: &Path) -> Result<bool, std::io::
 }
 
 #[tauri::command]
-fn launch_binary(path: String, args: Vec<String>) -> Result<String, String> {
+fn launch_binary(
+    path: String,
+    args: Vec<String>,
+    env: Option<HashMap<String, String>>,
+) -> Result<String, String> {
     use std::process::{Command, Stdio};
-    Command::new(path)
+    let mut command = Command::new(path);
+    command
         .args(args)
         .stdin(Stdio::null())
         .stdout(Stdio::null())
-        .stderr(Stdio::null())
+        .stderr(Stdio::null());
+
+    if let Some(env_vars) = env {
+        command.envs(env_vars);
+    }
+
+    command
         .spawn()
         .map(|_| "Launched".into())
         .map_err(|e| e.to_string())