Add Gnosis safe owner modification gas per tx option

contracts/safe-integration/README.md

@@ -1,7 +1,7 @@
 # Trading Strategy module as a Safe module using Zodiac.
 
 [TradingStrategyModuleV0](./src/TradingStrategyModuleV0.sol) is a Zodiac-module for Gnosis Safe multisignature wallets.
-It enables automated trading, "trading algorithms" or "AI-agent", for various use cases.
+It enables automated trading, "trading algorithms" or "AI-agent", for various use cases.`
 
 - You can assign an asset management role for an automated system 
 - The asset manager can perform automated trades allowed by whitelist-based rules

eth_defi/safe/deployment.py

@@ -78,6 +78,7 @@ def add_new_safe_owners(
     deployer: LocalAccount,
     owners: list[HexAddress | str],
     threshold: int,
+    gas_per_tx=500_000,
 ):
     """Update Safe owners and threshold list.
 
@@ -89,6 +90,9 @@ def add_new_safe_owners(
 
         We cannot remove deployer account from the list, but it must be done by the new owners
 
+    :param gas_per_tx:
+        Gas limit for a single transaction.
+
     More info:
 
     - https://github.com/safe-global/safe-smart-account/blob/main/contracts/base/OwnerManager.sol#L56C14-L56C35
@@ -113,7 +117,7 @@ def add_new_safe_owners(
             continue
 
         tx = safe.contract.functions.addOwnerWithThreshold(owner, 1).build_transaction(
-            {"from": deployer.address, "gas": 0, "gasPrice": 0}
+            {"from": deployer.address, "gas": gas_per_tx, "gasPrice": 0}
         )
         safe_tx = safe.build_multisig_tx(safe.address, 0, tx["data"])
         safe_tx.sign(deployer._private_key.hex())
@@ -124,7 +128,7 @@ def add_new_safe_owners(
 
     # Change the threshold
     tx = safe.contract.functions.changeThreshold(threshold).build_transaction(
-        {"from": deployer.address, "gas": 0, "gasPrice": 0}
+        {"from": deployer.address, "gas": gas_per_tx, "gasPrice": 0}
     )
     safe_tx = safe.build_multisig_tx(safe.address, 0, tx["data"])
     safe_tx.sign(deployer._private_key.hex())