dev-20260226

What's Changed

• fix!: fixes from internal audit by @antoniolocascio in #515
• fix: fix bigint delegation negation by @antoniolocascio in #512
• chore: Update docs, README.md and add AGENTS.md by @0xVolosnikov in #517
• feat: Add Stage 1 support by @vladbochok in #478
• test: Unify transaction flows and conversions in tests by @0xVolosnikov in #519
• fix: skip block gas limit check for service txs by @antoniolocascio in #520
• fix: do not send l1 log for upgrade tx result by @AntonD3 in #522
• fix: add reduction to u512 montgomerry mul by @yoaveshel in #514
• fix: observe account read if previously touched by @antoniolocascio in #523
• feat: Return back contract deployer by @Artemka374 in #526
• fix: use EvmError from zk_ee instead of zksync_os_evm_errors in evm_interpreter by @antoniolocascio in #525
• test: Introduce TestingFramework struct by @0xVolosnikov in #532
• fix!: low and info audittens fixes by @antoniolocascio in #524
• fix: fix UB in aligned vector by @antoniolocascio in #530
• fix: burn gas when out of native for pubdata by @antoniolocascio in #535

New Contributors

• @vladbochok made their first contribution in #478
• @Artemka374 made their first contribution in #526

Full Changelog: dev-20260210-2...dev-20260226