feat: auto-rename challenge on WASM upload, add RemoveChallenge sudo action

Author: factorydroid

bins/validator-node/src/main.rs

@@ -946,6 +946,16 @@ async fn main() -> Result<()> {
                                     cid,
                                     route_infos.clone(),
                                 );
+                                // If challenge_id is a human-readable name (not UUID), ensure the
+                                // challenge config uses that name so HTTP name-based routing works.
+                                if uuid::Uuid::parse_str(challenge_id).is_err() {
+                                    let needs_rename = state.wasm_challenge_configs.get(&cid)
+                                        .map(|c| c.name != challenge_id)
+                                        .unwrap_or(false);
+                                    if needs_rename {
+                                        state.rename_challenge(&cid, challenge_id.to_string());
+                                    }
+                                }
                                 info!(
                                     challenge_id = challenge_id,
                                     routes_count = route_infos.len(),

crates/core/src/message.rs

@@ -326,6 +326,11 @@ pub enum SudoAction {
         challenge_id: ChallengeId,
         new_name: String,
     },
+
+    /// Remove a challenge entirely
+    RemoveChallenge {
+        challenge_id: ChallengeId,
+    },
 }
 
 /// Configuration for how weights are distributed on a mechanism

crates/core/src/state.rs

@@ -498,6 +498,10 @@ impl ChainState {
                 );
                 self.rename_challenge(challenge_id, new_name.clone());
             }
+            SudoAction::RemoveChallenge { challenge_id } => {
+                tracing::info!(challenge_id = %challenge_id, "Sudo: removing challenge");
+                self.remove_wasm_challenge(challenge_id);
+            }
         }
         self.increment_mutation_sequence();
         Ok(())