fix: reduce PDF margins and remove redundant puppeteer footer

pdf/generator.js

@@ -30,18 +30,12 @@ async function generatePdf(violation, score) {
             format:              'Letter',
             printBackground:     true,
             margin: {
-                top:    '0.6in',
-                bottom: '0.7in',
-                left:   '0.75in',
-                right:  '0.75in',
+                top:    '0.35in',
+                bottom: '0.35in',
+                left:   '0.4in',
+                right:  '0.4in',
             },
-            displayHeaderFooter: true,
-            headerTemplate:      '<div></div>',
-            footerTemplate: `
-                <div style="font-size:9px; color:#888; width:100%; text-align:center; padding:0 0.75in;">
-                    CONFIDENTIAL — MPM Internal HR Document &nbsp;|&nbsp;
-                    Page <span class="pageNumber"></span> of <span class="totalPages"></span>
-                </div>`,
+            displayHeaderFooter: false,
         });
 
         return pdf;