✨ chore: lots of improvements, exec apps with uwsm if in usage

also, started using `AstalWp.Endpoint.description` instead of the `name` property when showing device names, thanks to @NotMephisto in #9

ags/scripts/stylesheet.ts

@@ -12,11 +12,11 @@ export class Stylesheet {
         "./style.scss"
     ];
 
-    public compileSass(): void {
+    public async compileSass(): Promise<void> {
         console.log("Stylesheet: Compiling Sass");
 
-        exec(`bash -c "sass ${this.#styles.map(style => `-I ${style}`).join('\s')
-            } ${this.#outputPath.get_path()!}/style.css"`);
+        exec(`bash -c "sass ${this.#styles.map(style => `-I ${style}`).join('\s')} ${
+            this.#outputPath.get_path()!}/style.css"`);
     }
 
     public async reapply(cssFilePath: string): Promise<void> {
@@ -37,8 +37,10 @@ export class Stylesheet {
     }
 
     public async compileApply(): Promise<void> {
-        this.compileSass();
-        this.reapply(this.#outputPath.get_path()! + "/style.css");
+        await this.compileSass().catch((err: Gio.IOErrorEnum) => 
+            console.error(`Stylesheet: An Error occurred and Sass couldn't be compiled. Stderr:\n${err.message ? 
+                `\t${err.message}\n` : ""}${err.stack}\n`)
+        ).then(() => this.reapply(this.#outputPath.get_path()! + "/style.css"));
     }
 
     public static getDefault(): Stylesheet {