[CRE-491] Delete mercury code moved to chainlink-data-streams.

[pavel-raykov]

Supports:

• [CRE-491] Move mercury code to chainlink-data-streams repo. chainlink-data-streams#233
• [CRE-491] Use moved mercury files from chainlink-data-streams chainlink#22284

[github-actions]

⚠️ API Diff Results - github.com/smartcontractkit/chainlink-evm

⚠️ Breaking Changes (11)

package github (11)

• com/smartcontractkit/chainlink-evm/pkg/mercury — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/pkg/mercury/mocks — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/pkg/mercury/types — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/pkg/mercury/utils — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/pkg/mercury/v2/reportcodec — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/pkg/mercury/v2/types — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/pkg/mercury/v3/reportcodec — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/pkg/mercury/v3/types — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/pkg/mercury/v4/reportcodec — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/pkg/mercury/v4/types — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/pkg/mercury/verifier — 🗑️ Removed

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[Copilot]

Pull request overview

Removes the legacy Mercury implementation from chainlink-evm now that this code has been moved to chainlink-data-streams (per the linked PRs), and cleans up module dependencies and docs accordingly.

Changes:

• Delete Mercury transmitter/queue/persistence/ORM/config-digest/config-poller/offchain-digester/verifier implementations and their tests.
• Remove Mercury v2/v3/v4 reportcodec + report types previously hosted under pkg/mercury/....
• Prune go.mod/go.sum, update mockery config, and adjust the internal dependency diagram (go.md).

Reviewed changes

Copilot reviewed 34 out of 35 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
pkg/mercury/verifier/verifier_test.go	Removes legacy Mercury verifier tests.
pkg/mercury/verifier/verifier.go	Removes legacy Mercury verifier implementation and signature recovery logic.
pkg/mercury/v4/types/types.go	Removes Mercury v4 ABI schema + decode type previously exposed here.
pkg/mercury/v4/reportcodec/report_codec_test.go	Removes Mercury v4 report codec tests.
pkg/mercury/v4/reportcodec/report_codec.go	Removes Mercury v4 report codec implementation.
pkg/mercury/v3/types/types.go	Removes Mercury v3 ABI schema + decode type previously exposed here.
pkg/mercury/v3/reportcodec/report_codec_test.go	Removes Mercury v3 report codec tests.
pkg/mercury/v3/reportcodec/report_codec.go	Removes Mercury v3 report codec implementation.
pkg/mercury/v2/types/types.go	Removes Mercury v2 ABI schema + decode type previously exposed here.
pkg/mercury/v2/reportcodec/report_codec_test.go	Removes Mercury v2 report codec tests.
pkg/mercury/v2/reportcodec/report_codec.go	Removes Mercury v2 report codec implementation.
pkg/mercury/utils/feeds_test.go	Removes tests for legacy Mercury feed ID/version helpers.
pkg/mercury/utils/feeds.go	Removes legacy Mercury feed ID/version logic and legacy feed allowlist.
pkg/mercury/types/types.go	Removes Mercury-specific interfaces and Prometheus counters.
pkg/mercury/transmitter_test.go	Removes Mercury transmitter tests.
pkg/mercury/transmitter.go	Removes Mercury transmitter implementation (enqueueing, server loops, metrics).
pkg/mercury/test_helpers.go	Removes Mercury test helper for config digest parsing.
pkg/mercury/queue_test.go	Removes Mercury transmit queue tests.
pkg/mercury/queue.go	Removes Mercury transmit queue implementation and related Prometheus gauge.
pkg/mercury/persistence_manager_test.go	Removes persistence manager tests for transmit request lifecycle.
pkg/mercury/persistence_manager.go	Removes persistence manager implementation (flush deletes + prune loops).
pkg/mercury/orm_test.go	Removes ORM tests for Mercury transmit requests and latest report tracking.
pkg/mercury/orm.go	Removes ORM implementation for Mercury transmit requests + latest report storage.
pkg/mercury/offchain_config_digester_test.go	Removes tests for Mercury offchain config digesting.
pkg/mercury/offchain_config_digester.go	Removes Mercury offchain config digester implementation.
pkg/mercury/mocks/async_deleter.go	Removes generated mock for Mercury queue async deleter.
pkg/mercury/helpers_test.go	Removes Mercury-heavy integration-style helper/test harness code.
pkg/mercury/config_poller_test.go	Removes tests for Mercury config poller.
pkg/mercury/config_poller.go	Removes Mercury config poller implementation using logpoller.
pkg/mercury/config_digest_test.go	Removes property-based tests for Mercury config digest matching onchain/offchain.
pkg/mercury/config_digest.go	Removes Mercury config digest calculation helper.
pkg/.mockery.yaml	Removes mockery generation config for deleted Mercury interface(s).
go.sum	Prunes sums corresponding to removed Mercury code/dependencies.
go.mod	Drops direct requirements that were only used by the removed Mercury implementation.
go.md	Updates the org dependency diagram to remove chainlink-data-streams from the graph.

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