chore: fix regex warnings on python 3.12 (#2400)

* deps: update some dependencies to fix warnings

* chore: move from sl.local to sl.lan for local development

* fix: mark string as regex

* chore: move facebook import to handler so its not global

* test: fix tests

* style: lint fixes

* test: move all .test and .local to .lan

* ci: do not use setup-python in lint

example.env

@@ -19,7 +19,7 @@ URL=http://localhost:7777
 NOT_SEND_EMAIL=true
 
 # domain used to create alias
-EMAIL_DOMAIN=sl.local
+EMAIL_DOMAIN=sl.lan
 
 # Allow SimpleLogin to enforce SPF by using the extra headers from postfix
 # ENFORCE_SPF=true
@@ -37,18 +37,18 @@ EMAIL_DOMAIN=sl.local
 # FIRST_ALIAS_DOMAIN = another-domain.com
 
 # transactional email is sent from this email address
-SUPPORT_EMAIL=support@sl.local
+SUPPORT_EMAIL=support@sl.lan
 SUPPORT_NAME=Son from SimpleLogin
 
 # To use VERP
 # prefix must end with + and suffix must start with +
 # BOUNCE_PREFIX = "bounces+"
-# BOUNCE_SUFFIX = "+@sl.local"
+# BOUNCE_SUFFIX = "+@sl.lan"
 # same as BOUNCE_PREFIX but used for reply phase. Note it doesn't have the plus sign (+) at the end.
 # BOUNCE_PREFIX_FOR_REPLY_PHASE = "bounce_reply"
 
 # to receive general stats.
-# ADMIN_EMAIL=admin@sl.local
+# ADMIN_EMAIL=admin@sl.lan
 
 # Max number emails user can generate for free plan
 # Set to 5 by default