Merge pull request #1629 from saratomaz/check_return_collateral_on_duplicated
check return collateral amount on test_duplicated_collareral
check return collateral amount on test_duplicated_collareral
Fix other places where `invalid_before` can be negative
Make sure `invalid_before` is not negative
Stop postgres if started during testing
On fast machine there can be too many SQL queries per db-sync instance.
Wait for cost models to appear in db
update load_tx_view and use it on check_tx_view
Update cardano-node lock
`nix flake lock --override-input cardano-node "github:input-output-hk/cardano-node/1.35.5"`
`nix flake lock --update-input cardano-node`
Workaround for `nix develop -c` forking
On "fast" cluster it might be needed to wait one epoch for the record to appear in db.
test db-sync recconection after restarting nodes
Skip tests that cannot run on fast local cluster
Withdraw rewards before stake address de-registration