Disable REP transfer and transferFrom

ethereum/contracts/Onboarding.sol

@@ -42,8 +42,12 @@ contract Onboarding is WorkContract, IOnValidate {
             abi.encode(requestIndex)
         );
         // We have an approval from stake.worker to transfer up to stake.amount
-        dao.transferFrom(stake.worker, address(this), stake.amount);
-        dao.stakeOnValidationPool(poolIndex, stake.amount, true);
+        dao.delegatedStakeOnValidationPool(
+            poolIndex,
+            stake.worker,
+            stake.amount,
+            true
+        );
     }
 
     /// Callback to be executed when review pool completes

ethereum/contracts/core/Reputation.sol

@@ -7,6 +7,19 @@ contract Reputation is ERC20("Reputation", "REP") {
     function decimals() public pure override returns (uint8) {
         return 9;
     }
+
+    //function stake(address to, uint amount) public {}
+    function transfer(address, uint256) public pure override returns (bool) {
+        revert("REP transfer is not allowed");
+    }
+
+    function transferFrom(
+        address,
+        address,
+        uint256
+    ) public pure override returns (bool) {
+        revert("REP transfer is not allowed");
+    }
 }
 
 // TODO: try implementing as ERC721

ethereum/test/Work1.js

@@ -262,5 +262,7 @@ describe('Work1', () => {
       await work1.proposeNewPrice(12345, 'content-id', [1, 1, 1]);
       expect(await proposals.proposalCount()).to.equal(1);
     });
+
+    // TODO: can accept a new price
   });
 });