Refactor error handling in various components to ignore modal display failures and improve code clarity

server/api/membership/generate-pdf.post.js

@@ -39,7 +39,9 @@ function setTextFieldIfEmpty(field, val) {
       const cur = field.getText()
       if (cur && String(cur).trim() !== '') return
     }
-  } catch (e) {}
+  } catch (_e) {
+    // Feld nicht lesbar, ignorieren
+  }
   if (val != null && String(val).trim() !== '') field.setText(val)
 }
 
@@ -58,9 +60,13 @@ function setCheckboxIfNeeded(field, name, data) {
     if (mapped === 'true' || mapped === 'ja' || mapped === 'checked') {
       try {
         if (!(typeof field.isChecked === 'function' && field.isChecked())) field.check && field.check()
-      } catch (e) { field.check && field.check() }
+      } catch (_e) { 
+        field.check && field.check() 
+      }
     }
-  } catch (e) {}
+  } catch (_e) {
+    // Feld nicht verarbeitbar, ignorieren
+  }
 }
 
 async function fillFormFields(pdfDoc, form, data) {
@@ -81,7 +87,9 @@ async function fillFormFields(pdfDoc, form, data) {
   try {
     const helv2 = await pdfDoc.embedFont(StandardFonts.Helvetica)
     form.updateFieldAppearances(helv2)
-  } catch (e) {}
+  } catch (_e) {
+    // Schriftart nicht einbettbar, ignorieren
+  }
 }
 
 function generateLaTeXContent(data) {