chore: fluent-bit zomboid, zomboid stats, home assistant, gregbot

ansible/roles/podman/templates/fluent-bit/parsers.conf.j2

@@ -3,3 +3,15 @@
     Format      json
     Time_Key    ts
     Time_Format %s.%L
+
+# Generic JSON parser for nested message fields
+[PARSER]
+    Name        json
+    Format      json
+
+# Parse ZOMBOID_CONN firewall logs to extract source IP
+# Example: ZOMBOID_CONN: IN=enp0s31f6 OUT= MAC=... SRC=45.5.113.90 DST=192.168.1.10 ...
+[PARSER]
+    Name        zomboid_firewall
+    Format      regex
+    Regex       ZOMBOID_CONN:.*SRC=(?<src_ip>[0-9.]+).*DST=(?<dst_ip>[0-9.]+).*DPT=(?<dst_port>[0-9]+)