Merge branch 'bugfix/required-commitment-count' into 'dev'

Fix required commitment count to match with the formula

See merge request ergo/rosen-bridge/watcher!321

.changeset/smart-wombats-lie.md

@@ -0,0 +1,5 @@
+---
+'@rosen-bridge/watcher': patch
+---
+
+Fix required commitment count to match with the smart contract computations

src/ergo/utils.ts

@@ -335,9 +335,8 @@ export class ErgoUtils {
     const min = BigInt(configs[2]);
     const percentage = parseInt(configs[1]);
     const watcherCount = Number(R5.to_i64().to_str());
-    const formula =
-      min + BigInt(Math.ceil((percentage * (watcherCount - 1)) / 100));
-    return max < formula ? max : formula;
+    const formula = min + BigInt(Math.floor((percentage * watcherCount) / 100));
+    return (max < formula ? max : formula) + 1n;
   };
 
   /**

src/transactions/commitmentReveal.ts

@@ -140,11 +140,9 @@ export class CommitmentReveal {
           repoConfigBox
         );
         logger.info(
-          `Valid commitments: [${validCommitments.length}/${
-            requiredCommitments + 1n
-          }]`
+          `Valid commitments: [${validCommitments.length}/${requiredCommitments}]`
         );
-        if (BigInt(validCommitments.length) > requiredCommitments) {
+        if (BigInt(validCommitments.length) >= requiredCommitments) {
           const commitmentBoxes = await Promise.all(
             validCommitments.map(async (commitment) => {
               return await ErgoNetwork.unspentErgoBoxById(commitment.boxId);