lower pow faucet diff using the fast blocks feature flag

Author: camfairchild

pallets/subtensor/src/subnets/registration.rs

@@ -381,7 +381,12 @@ impl<T: Config> Pallet<T> {
         );
 
         // --- 3. Ensure the supplied work passes the difficulty.
-        let difficulty: U256 = U256::from(1_000); // Base faucet difficulty.
+        if !cfg!(feature = "fast-blocks") {
+            let difficulty: U256 = U256::from(1_000_000); // Base faucet difficulty.
+        } else {
+            let difficulty: U256 = U256::from(100); // Lowered for fast blocks
+        }
+
         let work_hash: H256 = Self::vec_to_hash(work.clone());
         ensure!(
             Self::hash_meets_difficulty(&work_hash, difficulty),