fix: resolve compilation, typecheck and formatting errors

contract/contracts/hello-world/src/tests/autoshare_test.rs

@@ -1080,6 +1080,21 @@ fn test_is_group_active_on_nonexistent_group_fails() {
     client.is_group_active(&id);
 }
 
+#[test]
+fn test_create_group_with_zero_usages_fails() {
+    let test_env = setup_test_env();
+    let client = AutoShareContractClient::new(&test_env.env, &test_env.autoshare_contract);
+
+    let creator = test_env.users.get(0).unwrap().clone();
+    let token = test_env.mock_tokens.get(0).unwrap().clone();
+    let id = BytesN::from_array(&test_env.env, &[1u8; 32]);
+    let name = String::from_str(&test_env.env, "Zero Usages");
+
+    crate::test_utils::mint_tokens(&test_env.env, &token, &creator, 10_000_000);
+    let result = client.try_create(&id, &name, &creator, &0u32, &token);
+    assert!(result.is_err(), "Creating group with 0 usages should fail");
+}
+
 #[test]
 fn test_get_all_groups_includes_inactive() {
     let test_env = setup_test_env();

listener/src/index.ts

@@ -50,6 +50,9 @@ async function main() {
     logger.info('Initializing database');
     const db = await initializeDatabase(config.databasePath);
 
+    // Initialize deduplication service
+    deduplicationService = new EventDeduplicationService(db);
+
     // Rebuild registry with configured event TTL
     if (config.cleanup) {
       (eventRegistry as any).ttlMs = config.cleanup.eventRetentionMs;