Automated Rebalancer

[shahthepro]

Code Changes

• Add a new Safe Module RebalancerModule with methods to process deposits, withdrawals or both (in withdrawals -> deposits order). It will be replacing the existing AutoWithdrawalModule
• Add a script for Rebalancer's core logic, Check readme file for the core logic
• Add a hardhat tasks planRebalance that prints the optimal allocations and recommended actions
• Add a Defender script that uses the Rebalancer to find recommended actions and execute it using the Module
• Adds unit tests for the Module and the Rebalancer logic

Executing Hardhat task

$ npx hardhat planRebalance --network mainnet

=== OUSD Rebalancer Status ===

Total vault value    : 7,574,123.35 OUSD
  (excl. Curve AMO)  : 4,302,431.61 USDC
  Curve AMO balance  : 3,271,692.73 USDC
Withdrawal shortfall : 0.00 USDC

--- Allocations ---

Strategy                              Current       Target (optimal)              Delta      APY
------------------------------------------------------------------------------------------------
Ethereum Morpho *                1,935,732.45 (45.0%)           1,289,829.48 (30.0%)        -645,902.97    3.48%
Base Morpho                      2,327,877.52 (54.1%)           3,009,602.13 (70.0%)        +681,724.61    6.54%
Vault (idle)                        38,821.64 (0.9%)               3,000.00 (0.1%)         -35,821.64        —
------------------------------------------------------------------------------------------------
Total                            4,302,431.61
  * = default strategy

--- Actions for Optimal Allocation ---

  WITHDRAW $      645,902.97  from  Ethereum Morpho
  DEPOSIT  $      681,724.61  to    Base Morpho

--- Recommended Actions ---

  WITHDRAW $      645,902.97  from  Ethereum Morpho
  DEPOSIT  $      681,724.61  to    Base Morpho

Pending Things

• Monitoring: Discord Notifications (Will do in a separate PR)

[codecov]

Codecov Report

❌ Patch coverage is 83.33333% with 9 lines in your changes missing coverage. Please review.
✅ Project coverage is 54.41%. Comparing base (817fb11) to head (923944d).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
...ontracts/contracts/automation/RebalancerModule.sol	83.33%	9 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #2835       +/-   ##
===========================================
+ Coverage   39.88%   54.41%   +14.53%     
===========================================
  Files         111      111               
  Lines        4771     4798       +27     
  Branches     1311     1316        +5     
===========================================
+ Hits         1903     2611      +708     
+ Misses       2865     2183      -682     
- Partials        3        4        +1     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.