introduce imap_rawlog option for debugging

chatmaild/src/chatmaild/config.py

@@ -31,6 +31,7 @@ class Config:
         self.filtermail_smtp_port = int(params["filtermail_smtp_port"])
         self.postfix_reinject_port = int(params["postfix_reinject_port"])
         self.disable_ipv6 = params.get("disable_ipv6", "false").lower() == "true"
+        self.imap_rawlog = params.get("imap_rawlog", "false").lower() == "true"
         self.iroh_relay = params.get("iroh_relay")
         self.privacy_postal = params.get("privacy_postal")
         self.privacy_mail = params.get("privacy_mail")

chatmaild/src/chatmaild/ini/chatmail.ini.f

@@ -54,6 +54,17 @@ postfix_reinject_port = 10025
 # if set to "True" IPv6 is disabled
 disable_ipv6 = False
 
+#
+# Debugging options 
+#
+
+# set to True if you want to track imap protocol execution
+# in per-maildir ".in/.out" files. 
+# Note that you need to manually cleanup these files
+# so use this option with caution on production servers. 
+imap_rawlog = false 
+
+
 #
 # Privacy Policy
 #