Add explicit FIREWALL PENILAIAN rule separating username assessment from
message content assessment. Username containing political/religious terms
(matikanetanyahu etc) is assessed as offensive_username with severity low
— never triggers sara/conflict_instigation zero tolerance for content.
Changes:
- rules.ts: Add FIREWALL section before LARANGAN BERAT; clarify each
zero-tolerance rule applies to ISI PESAN only; update hierarchy #9
- examples.ts: Fix example #11 status flagged→warn for clean username;
add example #11b with matikanetanyahu case
- output.ts: Explicit status/action mapping for username-only violations