move secret scanning to main container

backend/src/templates/secretLeakIncident.handlebars

@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+  <meta charset="utf-8">
+  <meta http-equiv="x-ua-compatible" content="ie=edge">
+  <title>Incident alert: secret leaked</title>
+</head>
+
+<body>
+  <h3>Infisical has uncovered {{numberOfSecrets}} secret(s) from your recent push</h3>
+  <p><a href="https://app.infisical.com/secret-scanning"><strong>View leaked secrets</strong></a></p>
+  <p>One or more secret leaks have been detected in a recent commit pushed by {{pusher_name}} ({{pusher_email}}). If
+    the secrets are test secrets, please mark them as false positives in the <a
+      href="https://app.infisical.com/">Infisical dashboard</a>.
+    Otherwise, please rotate the secrets immediately.</p>
+</body>
+
+</html>