Fix/logging user sensitive config data in cleartext (#1634)

* Redact username and passwords from config log

* Redact empty username and password

* Make regex Username/Password case-insensitive in config redaction

server/src/main/kotlin/suwayomi/tachidesk/server/ServerSetup.kt

@@ -223,8 +223,8 @@ fun applicationSetup() {
                 .root()
                 .render(ConfigRenderOptions.concise().setFormatted(true))
                 .replace(
-                    Regex("(\"(?:basicAuth|auth)(?:Username|Password)\"\\s:\\s)(?!\"\")\".*\""),
-                    "$1\"******\"",
+                    Regex("(\".*(?i:username|password).*\"\\s:\\s)\".*\""),
+                    "$1\"[REDACTED]\"",
                 )
     }