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

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

edge/src/bin/edge-node.rs

@@ -64,6 +64,8 @@ struct RulesJson {
     sample_percent: Option<f64>,
     #[serde(default)]
     drop_executables: Option<bool>,
+    #[serde(default)]
+    dropped_posters: Option<Vec<String>>,
 }
 
 impl RulesJson {
@@ -83,6 +85,9 @@ impl RulesJson {
         if let Some(e) = self.drop_executables {
             rules.drop_executables = e;
         }
+        if let Some(posters) = self.dropped_posters {
+            rules.dropped_posters = posters;
+        }
         rules
     }
 }