fix: generate web panel certs per build and clean up mqtt env flags

src/helpers/mqtt/WebPanelCert.h

@@ -1,25 +1,26 @@
 #pragma once
 
+// AUTO-GENERATED BY generate_web_panel_cert.py. DO NOT COMMIT.
+
 namespace mqtt_web_panel_cert {
 
 static const char kServerCertPem[] =
     "-----BEGIN CERTIFICATE-----\n"
-    "MIIBiDCCAS2gAwIBAgIUYPagAbDjmNMHx+sqAC5qvOnlywIwCgYIKoZIzj0EAwIw\n"
-    "GTEXMBUGA1UEAwwObWVzaGNvcmUtbG9jYWwwHhcNMjYwNDA5MDE0MjAzWhcNMzYw\n"
-    "NDA2MDE0MjAzWjAZMRcwFQYDVQQDDA5tZXNoY29yZS1sb2NhbDBZMBMGByqGSM49\n"
-    "AgEGCCqGSM49AwEHA0IABJWLgQ/4sDJKykqR9a5brDLR9RikwoZ/6n1Od38rbfzV\n"
-    "ykP2LJIdrxU6zS1gzLk33klycB7AWFL1W7klStdiSpmjUzBRMB0GA1UdDgQWBBSk\n"
-    "dpP2r+UPriHT+hXLiyFdjkFgmTAfBgNVHSMEGDAWgBSkdpP2r+UPriHT+hXLiyFd\n"
-    "jkFgmTAPBgNVHRMBAf8EBTADAQH/MAoGCCqGSM49BAMCA0kAMEYCIQCWS5ZRbON4\n"
-    "71RrwcogEzGuQTNdkbtkRc+517nZ63ZOawIhAPwSy/0yMyhqAoOMpVnhIb+w995f\n"
-    "zH4nApL2Q2U0KI2l\n"
+    "MIIBiDCCAS2gAwIBAgIUFysjM9xosI98WhPpK1doyLOAkgYwCgYIKoZIzj0EAwIw\n"
+    "GTEXMBUGA1UEAwwObWVzaGNvcmUtbG9jYWwwHhcNMjYwNDA5MDUxODQ4WhcNMzYw\n"
+    "NDA2MDUxODQ4WjAZMRcwFQYDVQQDDA5tZXNoY29yZS1sb2NhbDBZMBMGByqGSM49\n"
+    "AgEGCCqGSM49AwEHA0IABBpVegwc/kZDjVtHXnl0iYbD2vdes7nLztlyRDylcfOD\n"
+    "GoR9hopoc9NernvGJLUFP/+PsjIsfEGmVrmPESnShsWjUzBRMB0GA1UdDgQWBBTi\n"
+    "oWH5V8BvTj9Kla8ki8SHb2vdSTAfBgNVHSMEGDAWgBTioWH5V8BvTj9Kla8ki8SH\n"
+    "b2vdSTAPBgNVHRMBAf8EBTADAQH/MAoGCCqGSM49BAMCA0kAMEYCIQDjNde/RApq\n"
+    "jx/FYar9+qMMxHeBMrSiOBozTFpcmFr7RgIhAMdVESr6P2urGsxzbYirwURj5H1F\n"
+    "8eej1APpWRRZvvP0\n"
     "-----END CERTIFICATE-----\n";
 
 static const char kServerKeyPem[] =
     "-----BEGIN EC PRIVATE KEY-----\n"
-    "MHcCAQEEIGX71nLSiA8qUJXuiZRNzaGizNbMqgOxALSPd/HzfzWAoAoGCCqGSM49\n"
-    "AwEHoUQDQgAElYuBD/iwMkrKSpH1rlusMtH1GKTChn/qfU53fytt/NXKQ/Yskh2v\n"
-    "FTrNLWDMuTfeSXJwHsBYUvVbuSVK12JKmQ==\n"
+    "MHcCAQEEIPQxD+WYeE2tQja5AVrOgDUHAKJ7TYfELqU55Npb7mJ1oAoGCCqGSM49\n"
+    "AwEHoUQDQgAEGlV6DBz+RkONW0deeXSJhsPa916zucvO2XJEPKVx84MahH2Gimhz\n"
+    "016ue8YktQU//4+yMix8QaZWuY8RKdKGxQ==\n"
     "-----END EC PRIVATE KEY-----\n";
-
 }