feat: add custom bilbiography titles

src/lib.typ

@@ -122,17 +122,27 @@
 
     #metadata("content terminate") <end-of-content>
 
-    #end_styled(config)[
+    #end_styled(
+      config,
+      context [
         // add bibliography if set
         #if "bibliography" in config.thesis and config.thesis.bibliography != none {
           pagebreak(weak: true)
           counter(page).update(1)
-        set bibliography(style: "ieee")
+          set bibliography(
+            style: "ieee",
+            title: if (text.lang == "de") {
+              "Literaturverzeichnis"
+            } else if text.lang == "en" {
+              "Bibliography"
+            },
+          )
           config.thesis.bibliography
         }
 
         // appendix
         #show-appendix(config: config)
-    ]
+      ],
+    )
   ]
 ]