fix(decrypt): remove redundant password trim check and empty file condition

test(pdf-tools): update expected tool count to 41

src/js/logic/decrypt.ts

@@ -12,7 +12,7 @@ export async function decrypt() {
     document.getElementById('password-input') as HTMLInputElement
   )?.value;
 
-  if (!password?.trim()) {
+  if (!password) {
     showAlert('Input Required', 'Please enter the PDF password.');
     return;
   }
@@ -52,7 +52,7 @@ export async function decrypt() {
     showLoader('Preparing download...');
     const outputFile = qpdf.FS.readFile(outputPath, { encoding: 'binary' });
 
-    if (!outputFile || outputFile.length === 0) {
+    if (outputFile.length === 0) {
       throw new Error('Decryption resulted in an empty file.');
     }
 

src/tests/pdf-tools.test.ts

@@ -19,7 +19,7 @@ describe('Tool Configuration Arrays', () => {
 
     it('should have the correct number of tools', () => {
       // This acts as a snapshot test to catch unexpected additions/removals.
-      expect(singlePdfLoadTools).toHaveLength(40);
+      expect(singlePdfLoadTools).toHaveLength(41);
     });
 
     it('should not contain any duplicate tools', () => {