Rules drop posters at the header pass: the CelebMovie family (rule set version 3)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

lib/edge/range_indexer.ts

@@ -48,7 +48,7 @@ export interface ProbeCandidate {
 
 /** What a rule dropped in a batch (REBUILD.md, rules and recovery). */
 export interface RuleCount {
-  rule: 'crosspost' | 'obfuscated' | 'executable' | 'garbage' | 'per-article' | 'incomplete'
+  rule: 'crosspost' | 'obfuscated' | 'poster' | 'executable' | 'garbage' | 'per-article' | 'incomplete'
   key: string
   articles: number
   files: number
@@ -215,7 +215,7 @@ export class RangeIndexer {
       uploadsOf(all).forEach((list, upload) => {
         const verdict = this.rules.judge(
           key,
-          list.map((f) => ({ name: f.segments[0].file.name, totalParts: f.segments[0].totalParts, groups: f.segments[0].file.groups, firstMessageId: f.segments[0].messageId }))
+          list.map((f) => ({ name: f.segments[0].file.name, totalParts: f.segments[0].totalParts, groups: f.segments[0].file.groups, firstMessageId: f.segments[0].messageId, poster: f.segments[0].file.poster }))
         )
         if (verdict.rule === null) {
           this.batch.releases.push(chunkOf(key, list, upload))