[Conf] Add default config for spamassasssin plugin

conf/modules.d/spamassassin.conf

@@ -0,0 +1,27 @@
+# Please don't modify this file as your changes might be overwritten with
+# the next update.
+#
+# You can modify '$LOCAL_CONFDIR/rspamd.conf.local.override' to redefine
+# parameters defined on the top level
+#
+# You can modify '$LOCAL_CONFDIR/rspamd.conf.local' to add
+# parameters defined on the top level
+#
+# For specific modules or configuration you can also modify
+# '$LOCAL_CONFDIR/local.d/file.conf' - to add your options or rewrite defaults
+# '$LOCAL_CONFDIR/override.d/file.conf' - to override the defaults
+#
+# See https://rspamd.com/doc/tutorials/writing_rules.html for details
+
+spamassassin {
+  # This config defines no SA files leaving this module efficiently disabled by default
+  #ruleset = "/path/to/file";
+  # Limit search size to 100 kilobytes for all regular expressions
+  #match_limit = 100k;
+  # Those regexp atoms will not be passed through hyperscan:
+  #pcre_only = ["RULE1", "__RULE2"];
+
+  .include(try=true,priority=5) "${DBDIR}/dynamic/spamassassin.conf"
+  .include(try=true,priority=1,duplicate=merge) "$LOCAL_CONFDIR/local.d/spamassassin.conf"
+  .include(try=true,priority=10) "$LOCAL_CONFDIR/override.d/spamassassin.conf"
+}