fix(clippy): apply auto-fixable linting suggestions

protobufs/arbiter.proto

@@ -1,16 +1,16 @@
-syntax = "proto3";
-
-package arbiter;
-
-import "client.proto";
-import "operator.proto";
-
-message ServerInfo {
-  string version = 1;
-  bytes cert_public_key = 2;
-}
-
-service ArbiterService {
-  rpc Client(stream arbiter.client.ClientRequest) returns (stream arbiter.client.ClientResponse);
-  rpc Operator(stream arbiter.operator.OperatorRequest) returns (stream arbiter.operator.OperatorResponse);
-}
+syntax = "proto3";
+
+package arbiter;
+
+import "client.proto";
+import "operator.proto";
+
+message ServerInfo {
+  string version = 1;
+  bytes cert_public_key = 2;
+}
+
+service ArbiterService {
+  rpc Client(stream arbiter.client.ClientRequest) returns (stream arbiter.client.ClientResponse);
+  rpc Operator(stream arbiter.operator.OperatorRequest) returns (stream arbiter.operator.OperatorResponse);
+}

protobufs/client.proto

@@ -1,25 +1,25 @@
-syntax = "proto3";
-
-package arbiter.client;
-
-import "client/auth.proto";
-import "client/evm.proto";
-import "client/vault.proto";
-
-message ClientRequest {
-  int32 request_id = 4;
-  oneof payload {
-    auth.Request auth = 1;
-    vault.Request vault = 2;
-    evm.Request evm = 3;
-  }
-}
-
-message ClientResponse {
-  optional int32 request_id = 7;
-  oneof payload {
-    auth.Response auth = 1;
-    vault.Response vault = 2;
-    evm.Response evm = 3;
-  }
-}
+syntax = "proto3";
+
+package arbiter.client;
+
+import "client/auth.proto";
+import "client/evm.proto";
+import "client/vault.proto";
+
+message ClientRequest {
+  int32 request_id = 4;
+  oneof payload {
+    auth.Request auth = 1;
+    vault.Request vault = 2;
+    evm.Request evm = 3;
+  }
+}
+
+message ClientResponse {
+  optional int32 request_id = 7;
+  oneof payload {
+    auth.Response auth = 1;
+    vault.Response vault = 2;
+    evm.Response evm = 3;
+  }
+}

protobufs/client/auth.proto

@@ -1,43 +1,43 @@
-syntax = "proto3";
-
-package arbiter.client.auth;
-
-import "shared/client.proto";
-
-message AuthChallengeRequest {
-  bytes pubkey = 1;
-  arbiter.shared.ClientInfo client_info = 2;
-}
-
-message AuthChallenge {
-  uint64 timestamp_nanos = 1;
-  bytes random = 2;
-}
-
-message AuthChallengeSolution {
-  bytes signature = 1;
-}
-
-enum AuthResult {
-  AUTH_RESULT_UNSPECIFIED = 0;
-  AUTH_RESULT_SUCCESS = 1;
-  AUTH_RESULT_INVALID_KEY = 2;
-  AUTH_RESULT_INVALID_SIGNATURE = 3;
-  AUTH_RESULT_APPROVAL_DENIED = 4;
-  AUTH_RESULT_NO_OPERATORS_ONLINE = 5;
-  AUTH_RESULT_INTERNAL = 6;
-}
-
-message Request {
-  oneof payload {
-    AuthChallengeRequest challenge_request = 1;
-    AuthChallengeSolution challenge_solution = 2;
-  }
-}
-
-message Response {
-  oneof payload {
-    AuthChallenge challenge = 1;
-    AuthResult result = 2;
-  }
-}
+syntax = "proto3";
+
+package arbiter.client.auth;
+
+import "shared/client.proto";
+
+message AuthChallengeRequest {
+  bytes pubkey = 1;
+  arbiter.shared.ClientInfo client_info = 2;
+}
+
+message AuthChallenge {
+  uint64 timestamp_nanos = 1;
+  bytes random = 2;
+}
+
+message AuthChallengeSolution {
+  bytes signature = 1;
+}
+
+enum AuthResult {
+  AUTH_RESULT_UNSPECIFIED = 0;
+  AUTH_RESULT_SUCCESS = 1;
+  AUTH_RESULT_INVALID_KEY = 2;
+  AUTH_RESULT_INVALID_SIGNATURE = 3;
+  AUTH_RESULT_APPROVAL_DENIED = 4;
+  AUTH_RESULT_NO_OPERATORS_ONLINE = 5;
+  AUTH_RESULT_INTERNAL = 6;
+}
+
+message Request {
+  oneof payload {
+    AuthChallengeRequest challenge_request = 1;
+    AuthChallengeSolution challenge_solution = 2;
+  }
+}
+
+message Response {
+  oneof payload {
+    AuthChallenge challenge = 1;
+    AuthResult result = 2;
+  }
+}

protobufs/client/evm.proto

@@ -1,19 +1,19 @@
-syntax = "proto3";
-
-package arbiter.client.evm;
-
-import "evm.proto";
-
-message Request {
-  oneof payload {
-    arbiter.evm.EvmSignTransactionRequest sign_transaction = 1;
-    arbiter.evm.EvmAnalyzeTransactionRequest analyze_transaction = 2;
-  }
-}
-
-message Response {
-  oneof payload {
-    arbiter.evm.EvmSignTransactionResponse sign_transaction = 1;
-    arbiter.evm.EvmAnalyzeTransactionResponse analyze_transaction = 2;
-  }
-}
+syntax = "proto3";
+
+package arbiter.client.evm;
+
+import "evm.proto";
+
+message Request {
+  oneof payload {
+    arbiter.evm.EvmSignTransactionRequest sign_transaction = 1;
+    arbiter.evm.EvmAnalyzeTransactionRequest analyze_transaction = 2;
+  }
+}
+
+message Response {
+  oneof payload {
+    arbiter.evm.EvmSignTransactionResponse sign_transaction = 1;
+    arbiter.evm.EvmAnalyzeTransactionResponse analyze_transaction = 2;
+  }
+}

protobufs/client/vault.proto

@@ -1,18 +1,18 @@
-syntax = "proto3";
-
-package arbiter.client.vault;
-
-import "google/protobuf/empty.proto";
-import "shared/vault.proto";
-
-message Request {
-  oneof payload {
-    google.protobuf.Empty query_state = 1;
-  }
-}
-
-message Response {
-  oneof payload {
-    arbiter.shared.VaultState state = 1;
-  }
-}
+syntax = "proto3";
+
+package arbiter.client.vault;
+
+import "google/protobuf/empty.proto";
+import "shared/vault.proto";
+
+message Request {
+  oneof payload {
+    google.protobuf.Empty query_state = 1;
+  }
+}
+
+message Response {
+  oneof payload {
+    arbiter.shared.VaultState state = 1;
+  }
+}

protobufs/evm.proto

@@ -1,153 +1,153 @@
-syntax = "proto3";
-
-package arbiter.evm;
-
-import "google/protobuf/empty.proto";
-import "google/protobuf/timestamp.proto";
-import "shared/evm.proto";
-
-enum EvmError {
-  EVM_ERROR_UNSPECIFIED = 0;
-  EVM_ERROR_VAULT_SEALED = 1;
-  EVM_ERROR_INTERNAL = 2;
-}
-
-message WalletEntry {
-  int32 id = 1;
-  bytes address = 2; // 20-byte Ethereum address
-}
-
-message WalletList {
-  repeated WalletEntry wallets = 1;
-}
-
-message WalletCreateResponse {
-  oneof result {
-    WalletEntry wallet = 1;
-    EvmError error = 2;
-  }
-}
-
-message WalletListResponse {
-  oneof result {
-    WalletList wallets = 1;
-    EvmError error = 2;
-  }
-}
-
-// --- Grant types ---
-
-message TransactionRateLimit {
-  uint32 count = 1;
-  int64 window_secs = 2;
-}
-
-message VolumeRateLimit {
-  bytes max_volume = 1; // U256 as big-endian bytes
-  int64 window_secs = 2;
-}
-
-message SharedSettings {
-  int32 wallet_access_id = 1;
-  uint64 chain_id = 2;
-  optional google.protobuf.Timestamp valid_from = 3;
-  optional google.protobuf.Timestamp valid_until = 4;
-  optional bytes max_gas_fee_per_gas = 5; // U256 as big-endian bytes
-  optional bytes max_priority_fee_per_gas = 6; // U256 as big-endian bytes
-  optional TransactionRateLimit rate_limit = 7;
-}
-
-message EtherTransferSettings {
-  repeated bytes targets = 1; // list of 20-byte Ethereum addresses
-  VolumeRateLimit limit = 2;
-}
-
-message TokenTransferSettings {
-  bytes token_contract = 1; // 20-byte Ethereum address
-  optional bytes target = 2; // 20-byte Ethereum address; absent means any recipient allowed
-  repeated VolumeRateLimit volume_limits = 3;
-}
-
-message SpecificGrant {
-  oneof grant {
-    EtherTransferSettings ether_transfer = 1;
-    TokenTransferSettings token_transfer = 2;
-  }
-}
-
-// --- Operator grant management ---
-message EvmGrantCreateRequest {
-  SharedSettings shared = 1;
-  SpecificGrant specific = 2;
-}
-
-message EvmGrantCreateResponse {
-  oneof result {
-    int32 grant_id = 1;
-    EvmError error = 2;
-  }
-}
-
-message EvmGrantDeleteRequest {
-  int32 grant_id = 1;
-}
-
-message EvmGrantDeleteResponse {
-  oneof result {
-    google.protobuf.Empty ok = 1;
-    EvmError error = 2;
-  }
-}
-
-// Basic grant info returned in grant listings
-message GrantEntry {
-  int32 id = 1;
-  int32 wallet_access_id = 2;
-  SharedSettings shared = 3;
-  SpecificGrant specific = 4;
-}
-
-message EvmGrantListRequest {
-  optional int32 wallet_access_id = 1;
-}
-
-message EvmGrantListResponse {
-  oneof result {
-    EvmGrantList grants = 1;
-    EvmError error = 2;
-  }
-}
-
-message EvmGrantList {
-  repeated GrantEntry grants = 1;
-}
-
-// --- Client transaction operations ---
-
-message EvmSignTransactionRequest {
-  bytes wallet_address = 1; // 20-byte Ethereum address
-  bytes rlp_transaction = 2; // RLP-encoded EIP-1559 transaction (unsigned)
-}
-
-// oneof because signing and evaluation happen atomically — a signing failure
-// is always either an eval error or an internal error, never a partial success
-message EvmSignTransactionResponse {
-  oneof result {
-    bytes signature = 1; // 65-byte signature: r[32] || s[32] || v[1]
-    arbiter.shared.evm.TransactionEvalError eval_error = 2;
-    EvmError error = 3;
-  }
-}
-
-message EvmAnalyzeTransactionRequest {
-  bytes wallet_address = 1; // 20-byte Ethereum address
-  bytes rlp_transaction = 2; // RLP-encoded EIP-1559 transaction
-}
-
-message EvmAnalyzeTransactionResponse {
-  oneof result {
-    arbiter.shared.evm.SpecificMeaning meaning = 1;
-    arbiter.shared.evm.TransactionEvalError eval_error = 2;
-    EvmError error = 3;
-  }
-}
+syntax = "proto3";
+
+package arbiter.evm;
+
+import "google/protobuf/empty.proto";
+import "google/protobuf/timestamp.proto";
+import "shared/evm.proto";
+
+enum EvmError {
+  EVM_ERROR_UNSPECIFIED = 0;
+  EVM_ERROR_VAULT_SEALED = 1;
+  EVM_ERROR_INTERNAL = 2;
+}
+
+message WalletEntry {
+  int32 id = 1;
+  bytes address = 2; // 20-byte Ethereum address
+}
+
+message WalletList {
+  repeated WalletEntry wallets = 1;
+}
+
+message WalletCreateResponse {
+  oneof result {
+    WalletEntry wallet = 1;
+    EvmError error = 2;
+  }
+}
+
+message WalletListResponse {
+  oneof result {
+    WalletList wallets = 1;
+    EvmError error = 2;
+  }
+}
+
+// --- Grant types ---
+
+message TransactionRateLimit {
+  uint32 count = 1;
+  int64 window_secs = 2;
+}
+
+message VolumeRateLimit {
+  bytes max_volume = 1; // U256 as big-endian bytes
+  int64 window_secs = 2;
+}
+
+message SharedSettings {
+  int32 wallet_access_id = 1;
+  uint64 chain_id = 2;
+  optional google.protobuf.Timestamp valid_from = 3;
+  optional google.protobuf.Timestamp valid_until = 4;
+  optional bytes max_gas_fee_per_gas = 5; // U256 as big-endian bytes
+  optional bytes max_priority_fee_per_gas = 6; // U256 as big-endian bytes
+  optional TransactionRateLimit rate_limit = 7;
+}
+
+message EtherTransferSettings {
+  repeated bytes targets = 1; // list of 20-byte Ethereum addresses
+  VolumeRateLimit limit = 2;
+}
+
+message TokenTransferSettings {
+  bytes token_contract = 1; // 20-byte Ethereum address
+  optional bytes target = 2; // 20-byte Ethereum address; absent means any recipient allowed
+  repeated VolumeRateLimit volume_limits = 3;
+}
+
+message SpecificGrant {
+  oneof grant {
+    EtherTransferSettings ether_transfer = 1;
+    TokenTransferSettings token_transfer = 2;
+  }
+}
+
+// --- Operator grant management ---
+message EvmGrantCreateRequest {
+  SharedSettings shared = 1;
+  SpecificGrant specific = 2;
+}
+
+message EvmGrantCreateResponse {
+  oneof result {
+    int32 grant_id = 1;
+    EvmError error = 2;
+  }
+}
+
+message EvmGrantDeleteRequest {
+  int32 grant_id = 1;
+}
+
+message EvmGrantDeleteResponse {
+  oneof result {
+    google.protobuf.Empty ok = 1;
+    EvmError error = 2;
+  }
+}
+
+// Basic grant info returned in grant listings
+message GrantEntry {
+  int32 id = 1;
+  int32 wallet_access_id = 2;
+  SharedSettings shared = 3;
+  SpecificGrant specific = 4;
+}
+
+message EvmGrantListRequest {
+  optional int32 wallet_access_id = 1;
+}
+
+message EvmGrantListResponse {
+  oneof result {
+    EvmGrantList grants = 1;
+    EvmError error = 2;
+  }
+}
+
+message EvmGrantList {
+  repeated GrantEntry grants = 1;
+}
+
+// --- Client transaction operations ---
+
+message EvmSignTransactionRequest {
+  bytes wallet_address = 1; // 20-byte Ethereum address
+  bytes rlp_transaction = 2; // RLP-encoded EIP-1559 transaction (unsigned)
+}
+
+// oneof because signing and evaluation happen atomically — a signing failure
+// is always either an eval error or an internal error, never a partial success
+message EvmSignTransactionResponse {
+  oneof result {
+    bytes signature = 1; // 65-byte signature: r[32] || s[32] || v[1]
+    arbiter.shared.evm.TransactionEvalError eval_error = 2;
+    EvmError error = 3;
+  }
+}
+
+message EvmAnalyzeTransactionRequest {
+  bytes wallet_address = 1; // 20-byte Ethereum address
+  bytes rlp_transaction = 2; // RLP-encoded EIP-1559 transaction
+}
+
+message EvmAnalyzeTransactionResponse {
+  oneof result {
+    arbiter.shared.evm.SpecificMeaning meaning = 1;
+    arbiter.shared.evm.TransactionEvalError eval_error = 2;
+    EvmError error = 3;
+  }
+}

protobufs/operator.proto

@@ -1,28 +1,28 @@
-syntax = "proto3";
-
-package arbiter.operator;
-
-import "operator/auth.proto";
-import "operator/evm.proto";
-import "operator/sdk_client.proto";
-import "operator/vault/vault.proto";
-
-message OperatorRequest {
-  int32 id = 16;
-  oneof payload {
-    auth.Request auth = 1;
-    vault.Request vault = 2;
-    evm.Request evm = 3;
-    sdk_client.Request sdk_client = 4;
-  }
-}
-
-message OperatorResponse {
-  optional int32 id = 16;
-  oneof payload {
-    auth.Response auth = 1;
-    vault.Response vault = 2;
-    evm.Response evm = 3;
-    sdk_client.Response sdk_client = 4;
-  }
-}
+syntax = "proto3";
+
+package arbiter.operator;
+
+import "operator/auth.proto";
+import "operator/evm.proto";
+import "operator/sdk_client.proto";
+import "operator/vault/vault.proto";
+
+message OperatorRequest {
+  int32 id = 16;
+  oneof payload {
+    auth.Request auth = 1;
+    vault.Request vault = 2;
+    evm.Request evm = 3;
+    sdk_client.Request sdk_client = 4;
+  }
+}
+
+message OperatorResponse {
+  optional int32 id = 16;
+  oneof payload {
+    auth.Response auth = 1;
+    vault.Response vault = 2;
+    evm.Response evm = 3;
+    sdk_client.Response sdk_client = 4;
+  }
+}

protobufs/operator/auth.proto

@@ -1,41 +1,41 @@
-syntax = "proto3";
-
-package arbiter.operator.auth;
-
-message AuthChallengeRequest {
-  bytes pubkey = 1;
-  optional string bootstrap_token = 2;
-}
-
-message AuthChallenge {
-  uint64 timestamp_nanos = 1;
-  bytes random = 2;
-}
-
-message AuthChallengeSolution {
-  bytes signature = 1;
-}
-
-enum AuthResult {
-  AUTH_RESULT_UNSPECIFIED = 0;
-  AUTH_RESULT_SUCCESS = 1;
-  AUTH_RESULT_INVALID_KEY = 2;
-  AUTH_RESULT_INVALID_SIGNATURE = 3;
-  AUTH_RESULT_BOOTSTRAP_REQUIRED = 4;
-  AUTH_RESULT_TOKEN_INVALID = 5;
-  AUTH_RESULT_INTERNAL = 6;
-}
-
-message Request {
-  oneof payload {
-    AuthChallengeRequest challenge_request = 1;
-    AuthChallengeSolution challenge_solution = 2;
-  }
-}
-
-message Response {
-  oneof payload {
-    AuthChallenge challenge = 1;
-    AuthResult result = 2;
-  }
-}
+syntax = "proto3";
+
+package arbiter.operator.auth;
+
+message AuthChallengeRequest {
+  bytes pubkey = 1;
+  optional string bootstrap_token = 2;
+}
+
+message AuthChallenge {
+  uint64 timestamp_nanos = 1;
+  bytes random = 2;
+}
+
+message AuthChallengeSolution {
+  bytes signature = 1;
+}
+
+enum AuthResult {
+  AUTH_RESULT_UNSPECIFIED = 0;
+  AUTH_RESULT_SUCCESS = 1;
+  AUTH_RESULT_INVALID_KEY = 2;
+  AUTH_RESULT_INVALID_SIGNATURE = 3;
+  AUTH_RESULT_BOOTSTRAP_REQUIRED = 4;
+  AUTH_RESULT_TOKEN_INVALID = 5;
+  AUTH_RESULT_INTERNAL = 6;
+}
+
+message Request {
+  oneof payload {
+    AuthChallengeRequest challenge_request = 1;
+    AuthChallengeSolution challenge_solution = 2;
+  }
+}
+
+message Response {
+  oneof payload {
+    AuthChallenge challenge = 1;
+    AuthResult result = 2;
+  }
+}

protobufs/operator/evm.proto

@@ -1,33 +1,33 @@
-syntax = "proto3";
-
-package arbiter.operator.evm;
-
-import "evm.proto";
-import "google/protobuf/empty.proto";
-
-message SignTransactionRequest {
-  int32 client_id = 1;
-  arbiter.evm.EvmSignTransactionRequest request = 2;
-}
-
-message Request {
-  oneof payload {
-    google.protobuf.Empty wallet_create = 1;
-    google.protobuf.Empty wallet_list = 2;
-    arbiter.evm.EvmGrantCreateRequest grant_create = 3;
-    arbiter.evm.EvmGrantDeleteRequest grant_delete = 4;
-    arbiter.evm.EvmGrantListRequest grant_list = 5;
-    SignTransactionRequest sign_transaction = 6;
-  }
-}
-
-message Response {
-  oneof payload {
-    arbiter.evm.WalletCreateResponse wallet_create = 1;
-    arbiter.evm.WalletListResponse wallet_list = 2;
-    arbiter.evm.EvmGrantCreateResponse grant_create = 3;
-    arbiter.evm.EvmGrantDeleteResponse grant_delete = 4;
-    arbiter.evm.EvmGrantListResponse grant_list = 5;
-    arbiter.evm.EvmSignTransactionResponse sign_transaction = 6;
-  }
-}
+syntax = "proto3";
+
+package arbiter.operator.evm;
+
+import "evm.proto";
+import "google/protobuf/empty.proto";
+
+message SignTransactionRequest {
+  int32 client_id = 1;
+  arbiter.evm.EvmSignTransactionRequest request = 2;
+}
+
+message Request {
+  oneof payload {
+    google.protobuf.Empty wallet_create = 1;
+    google.protobuf.Empty wallet_list = 2;
+    arbiter.evm.EvmGrantCreateRequest grant_create = 3;
+    arbiter.evm.EvmGrantDeleteRequest grant_delete = 4;
+    arbiter.evm.EvmGrantListRequest grant_list = 5;
+    SignTransactionRequest sign_transaction = 6;
+  }
+}
+
+message Response {
+  oneof payload {
+    arbiter.evm.WalletCreateResponse wallet_create = 1;
+    arbiter.evm.WalletListResponse wallet_list = 2;
+    arbiter.evm.EvmGrantCreateResponse grant_create = 3;
+    arbiter.evm.EvmGrantDeleteResponse grant_delete = 4;
+    arbiter.evm.EvmGrantListResponse grant_list = 5;
+    arbiter.evm.EvmSignTransactionResponse sign_transaction = 6;
+  }
+}

protobufs/operator/sdk_client.proto

@@ -1,100 +1,100 @@
-syntax = "proto3";
-
-package arbiter.operator.sdk_client;
-
-import "shared/client.proto";
-import "google/protobuf/empty.proto";
-
-enum Error {
-  ERROR_UNSPECIFIED = 0;
-  ERROR_ALREADY_EXISTS = 1;
-  ERROR_NOT_FOUND = 2;
-  ERROR_HAS_RELATED_DATA = 3; // hard-delete blocked by FK (client has grants or transaction logs)
-  ERROR_INTERNAL = 4;
-}
-
-message RevokeRequest {
-  int32 client_id = 1;
-}
-
-message Entry {
-  int32 id = 1;
-  bytes pubkey = 2;
-  arbiter.shared.ClientInfo info = 3;
-  int32 created_at = 4;
-}
-
-message List {
-  repeated Entry clients = 1;
-}
-
-message RevokeResponse {
-  oneof result {
-    google.protobuf.Empty ok = 1;
-    Error error = 2;
-  }
-}
-
-message ListResponse {
-  oneof result {
-    List clients = 1;
-    Error error = 2;
-  }
-}
-
-message ConnectionRequest {
-  bytes pubkey = 1;
-  arbiter.shared.ClientInfo info = 2;
-}
-
-message ConnectionResponse {
-  bool approved = 1;
-  bytes pubkey = 2;
-}
-
-message ConnectionCancel {
-  bytes pubkey = 1;
-}
-
-message WalletAccess {
-  int32 wallet_id = 1;
-  int32 sdk_client_id = 2;
-}
-
-message WalletAccessEntry {
-  int32 id = 1;
-  WalletAccess access = 2;
-}
-
-message GrantWalletAccess {
-  repeated WalletAccess accesses = 1;
-}
-
-message RevokeWalletAccess {
-  repeated int32 accesses = 1;
-}
-
-message ListWalletAccessResponse {
-  repeated WalletAccessEntry accesses = 1;
-}
-
-message Request {
-  oneof payload {
-    ConnectionResponse connection_response = 1;
-    RevokeRequest revoke = 2;
-    google.protobuf.Empty list = 3;
-    GrantWalletAccess grant_wallet_access = 4;
-    RevokeWalletAccess revoke_wallet_access = 5;
-    google.protobuf.Empty list_wallet_access = 6;
-  }
-}
-
-message Response {
-  oneof payload {
-    ConnectionRequest connection_request = 1;
-    ConnectionCancel connection_cancel = 2;
-    RevokeResponse revoke = 3;
-    ListResponse list = 4;
-    ListWalletAccessResponse list_wallet_access = 5;
-  }
-}
+syntax = "proto3";
+
+package arbiter.operator.sdk_client;
+
+import "shared/client.proto";
+import "google/protobuf/empty.proto";
+
+enum Error {
+  ERROR_UNSPECIFIED = 0;
+  ERROR_ALREADY_EXISTS = 1;
+  ERROR_NOT_FOUND = 2;
+  ERROR_HAS_RELATED_DATA = 3; // hard-delete blocked by FK (client has grants or transaction logs)
+  ERROR_INTERNAL = 4;
+}
+
+message RevokeRequest {
+  int32 client_id = 1;
+}
+
+message Entry {
+  int32 id = 1;
+  bytes pubkey = 2;
+  arbiter.shared.ClientInfo info = 3;
+  int32 created_at = 4;
+}
+
+message List {
+  repeated Entry clients = 1;
+}
+
+message RevokeResponse {
+  oneof result {
+    google.protobuf.Empty ok = 1;
+    Error error = 2;
+  }
+}
+
+message ListResponse {
+  oneof result {
+    List clients = 1;
+    Error error = 2;
+  }
+}
+
+message ConnectionRequest {
+  bytes pubkey = 1;
+  arbiter.shared.ClientInfo info = 2;
+}
+
+message ConnectionResponse {
+  bool approved = 1;
+  bytes pubkey = 2;
+}
+
+message ConnectionCancel {
+  bytes pubkey = 1;
+}
+
+message WalletAccess {
+  int32 wallet_id = 1;
+  int32 sdk_client_id = 2;
+}
+
+message WalletAccessEntry {
+  int32 id = 1;
+  WalletAccess access = 2;
+}
+
+message GrantWalletAccess {
+  repeated WalletAccess accesses = 1;
+}
+
+message RevokeWalletAccess {
+  repeated int32 accesses = 1;
+}
+
+message ListWalletAccessResponse {
+  repeated WalletAccessEntry accesses = 1;
+}
+
+message Request {
+  oneof payload {
+    ConnectionResponse connection_response = 1;
+    RevokeRequest revoke = 2;
+    google.protobuf.Empty list = 3;
+    GrantWalletAccess grant_wallet_access = 4;
+    RevokeWalletAccess revoke_wallet_access = 5;
+    google.protobuf.Empty list_wallet_access = 6;
+  }
+}
+
+message Response {
+  oneof payload {
+    ConnectionRequest connection_request = 1;
+    ConnectionCancel connection_cancel = 2;
+    RevokeResponse revoke = 3;
+    ListResponse list = 4;
+    ListWalletAccessResponse list_wallet_access = 5;
+  }
+}

protobufs/operator/vault/bootstrap.proto

@@ -1,24 +1,24 @@
-syntax = "proto3";
-
-package arbiter.operator.vault.bootstrap;
-
-message BootstrapEncryptedKey {
-  bytes nonce = 1;
-  bytes ciphertext = 2;
-  bytes associated_data = 3;
-}
-
-enum BootstrapResult {
-  BOOTSTRAP_RESULT_UNSPECIFIED = 0;
-  BOOTSTRAP_RESULT_SUCCESS = 1;
-  BOOTSTRAP_RESULT_ALREADY_BOOTSTRAPPED = 2;
-  BOOTSTRAP_RESULT_INVALID_KEY = 3;
-}
-
-message Request {
-  BootstrapEncryptedKey encrypted_key = 2;
-}
-
-message Response {
-  BootstrapResult result = 1;
-}
+syntax = "proto3";
+
+package arbiter.operator.vault.bootstrap;
+
+message BootstrapEncryptedKey {
+  bytes nonce = 1;
+  bytes ciphertext = 2;
+  bytes associated_data = 3;
+}
+
+enum BootstrapResult {
+  BOOTSTRAP_RESULT_UNSPECIFIED = 0;
+  BOOTSTRAP_RESULT_SUCCESS = 1;
+  BOOTSTRAP_RESULT_ALREADY_BOOTSTRAPPED = 2;
+  BOOTSTRAP_RESULT_INVALID_KEY = 3;
+}
+
+message Request {
+  BootstrapEncryptedKey encrypted_key = 2;
+}
+
+message Response {
+  BootstrapResult result = 1;
+}

protobufs/operator/vault/unseal.proto

@@ -1,37 +1,37 @@
-syntax = "proto3";
-
-package arbiter.operator.vault.unseal;
-
-message UnsealStart {
-  bytes client_pubkey = 1;
-}
-
-message UnsealStartResponse {
-  bytes server_pubkey = 1;
-}
-message UnsealEncryptedKey {
-  bytes nonce = 1;
-  bytes ciphertext = 2;
-  bytes associated_data = 3;
-}
-
-enum UnsealResult {
-  UNSEAL_RESULT_UNSPECIFIED = 0;
-  UNSEAL_RESULT_SUCCESS = 1;
-  UNSEAL_RESULT_INVALID_KEY = 2;
-  UNSEAL_RESULT_UNBOOTSTRAPPED = 3;
-}
-
-message Request {
-  oneof payload {
-    UnsealStart start = 1;
-    UnsealEncryptedKey encrypted_key = 2;
-  }
-}
-
-message Response {
-  oneof payload {
-    UnsealStartResponse start = 1;
-    UnsealResult result = 2;
-  }
-}
+syntax = "proto3";
+
+package arbiter.operator.vault.unseal;
+
+message UnsealStart {
+  bytes client_pubkey = 1;
+}
+
+message UnsealStartResponse {
+  bytes server_pubkey = 1;
+}
+message UnsealEncryptedKey {
+  bytes nonce = 1;
+  bytes ciphertext = 2;
+  bytes associated_data = 3;
+}
+
+enum UnsealResult {
+  UNSEAL_RESULT_UNSPECIFIED = 0;
+  UNSEAL_RESULT_SUCCESS = 1;
+  UNSEAL_RESULT_INVALID_KEY = 2;
+  UNSEAL_RESULT_UNBOOTSTRAPPED = 3;
+}
+
+message Request {
+  oneof payload {
+    UnsealStart start = 1;
+    UnsealEncryptedKey encrypted_key = 2;
+  }
+}
+
+message Response {
+  oneof payload {
+    UnsealStartResponse start = 1;
+    UnsealResult result = 2;
+  }
+}

protobufs/operator/vault/vault.proto

@@ -1,24 +1,24 @@
-syntax = "proto3";
-
-package arbiter.operator.vault;
-
-import "google/protobuf/empty.proto";
-import "shared/vault.proto";
-import "operator/vault/bootstrap.proto";
-import "operator/vault/unseal.proto";
-
-message Request {
-  oneof payload {
-    google.protobuf.Empty query_state = 1;
-    unseal.Request unseal = 2;
-    bootstrap.Request bootstrap = 3;
-  }
-}
-
-message Response {
-  oneof payload {
-    arbiter.shared.VaultState state = 1;
-    unseal.Response unseal = 2;
-    bootstrap.Response bootstrap = 3;
-  }
-}
+syntax = "proto3";
+
+package arbiter.operator.vault;
+
+import "google/protobuf/empty.proto";
+import "shared/vault.proto";
+import "operator/vault/bootstrap.proto";
+import "operator/vault/unseal.proto";
+
+message Request {
+  oneof payload {
+    google.protobuf.Empty query_state = 1;
+    unseal.Request unseal = 2;
+    bootstrap.Request bootstrap = 3;
+  }
+}
+
+message Response {
+  oneof payload {
+    arbiter.shared.VaultState state = 1;
+    unseal.Response unseal = 2;
+    bootstrap.Response bootstrap = 3;
+  }
+}

protobufs/shared/client.proto

@@ -1,9 +1,9 @@
-syntax = "proto3";
-
-package arbiter.shared;
-
-message ClientInfo {
-  string name = 1;
-  optional string description = 2;
-  optional string version = 3;
-}
+syntax = "proto3";
+
+package arbiter.shared;
+
+message ClientInfo {
+  string name = 1;
+  optional string description = 2;
+  optional string version = 3;
+}

protobufs/shared/evm.proto

@@ -1,74 +1,74 @@
-syntax = "proto3";
-
-package arbiter.shared.evm;
-
-import "google/protobuf/empty.proto";
-
-message EtherTransferMeaning {
-  bytes to = 1; // 20-byte Ethereum address
-  bytes value = 2; // U256 as big-endian bytes
-}
-
-message TokenInfo {
-  string symbol = 1;
-  bytes address = 2; // 20-byte Ethereum address
-  uint64 chain_id = 3;
-}
-
-// Mirror of token_transfers::Meaning
-message TokenTransferMeaning {
-  TokenInfo token = 1;
-  bytes to = 2; // 20-byte Ethereum address
-  bytes value = 3; // U256 as big-endian bytes
-}
-
-// Mirror of policies::SpecificMeaning
-message SpecificMeaning {
-  oneof meaning {
-    EtherTransferMeaning ether_transfer = 1;
-    TokenTransferMeaning token_transfer = 2;
-  }
-}
-
-message GasLimitExceededViolation {
-  optional bytes max_gas_fee_per_gas = 1; // U256 as big-endian bytes
-  optional bytes max_priority_fee_per_gas = 2; // U256 as big-endian bytes
-}
-
-message EvalViolation {
-  message ChainIdMismatch {
-    uint64 expected = 1;
-    uint64 actual = 2;
-  }
-  oneof kind {
-    bytes invalid_target = 1; // 20-byte Ethereum address
-    GasLimitExceededViolation gas_limit_exceeded = 2;
-    google.protobuf.Empty rate_limit_exceeded = 3;
-    google.protobuf.Empty volumetric_limit_exceeded = 4;
-    google.protobuf.Empty invalid_time = 5;
-    google.protobuf.Empty invalid_transaction_type = 6;
-
-    ChainIdMismatch chain_id_mismatch = 7;
-  }
-}
-
-// Transaction was classified but no grant covers it
-message NoMatchingGrantError {
-  SpecificMeaning meaning = 1;
-}
-
-// Transaction was classified and a grant was found, but constraints were violated
-message PolicyViolationsError {
-  SpecificMeaning meaning = 1;
-  repeated EvalViolation violations = 2;
-}
-
-// top-level error returned when transaction evaluation fails
-message TransactionEvalError {
-  oneof kind {
-    google.protobuf.Empty contract_creation_not_supported = 1;
-    google.protobuf.Empty unsupported_transaction_type = 2;
-    NoMatchingGrantError no_matching_grant = 3;
-    PolicyViolationsError policy_violations = 4;
-  }
-}
+syntax = "proto3";
+
+package arbiter.shared.evm;
+
+import "google/protobuf/empty.proto";
+
+message EtherTransferMeaning {
+  bytes to = 1; // 20-byte Ethereum address
+  bytes value = 2; // U256 as big-endian bytes
+}
+
+message TokenInfo {
+  string symbol = 1;
+  bytes address = 2; // 20-byte Ethereum address
+  uint64 chain_id = 3;
+}
+
+// Mirror of token_transfers::Meaning
+message TokenTransferMeaning {
+  TokenInfo token = 1;
+  bytes to = 2; // 20-byte Ethereum address
+  bytes value = 3; // U256 as big-endian bytes
+}
+
+// Mirror of policies::SpecificMeaning
+message SpecificMeaning {
+  oneof meaning {
+    EtherTransferMeaning ether_transfer = 1;
+    TokenTransferMeaning token_transfer = 2;
+  }
+}
+
+message GasLimitExceededViolation {
+  optional bytes max_gas_fee_per_gas = 1; // U256 as big-endian bytes
+  optional bytes max_priority_fee_per_gas = 2; // U256 as big-endian bytes
+}
+
+message EvalViolation {
+  message ChainIdMismatch {
+    uint64 expected = 1;
+    uint64 actual = 2;
+  }
+  oneof kind {
+    bytes invalid_target = 1; // 20-byte Ethereum address
+    GasLimitExceededViolation gas_limit_exceeded = 2;
+    google.protobuf.Empty rate_limit_exceeded = 3;
+    google.protobuf.Empty volumetric_limit_exceeded = 4;
+    google.protobuf.Empty invalid_time = 5;
+    google.protobuf.Empty invalid_transaction_type = 6;
+
+    ChainIdMismatch chain_id_mismatch = 7;
+  }
+}
+
+// Transaction was classified but no grant covers it
+message NoMatchingGrantError {
+  SpecificMeaning meaning = 1;
+}
+
+// Transaction was classified and a grant was found, but constraints were violated
+message PolicyViolationsError {
+  SpecificMeaning meaning = 1;
+  repeated EvalViolation violations = 2;
+}
+
+// top-level error returned when transaction evaluation fails
+message TransactionEvalError {
+  oneof kind {
+    google.protobuf.Empty contract_creation_not_supported = 1;
+    google.protobuf.Empty unsupported_transaction_type = 2;
+    NoMatchingGrantError no_matching_grant = 3;
+    PolicyViolationsError policy_violations = 4;
+  }
+}

protobufs/shared/vault.proto

@@ -1,11 +1,11 @@
-syntax = "proto3";
-
-package arbiter.shared;
-
-enum VaultState {
-  VAULT_STATE_UNSPECIFIED = 0;
-  VAULT_STATE_UNBOOTSTRAPPED = 1;
-  VAULT_STATE_SEALED = 2;
-  VAULT_STATE_UNSEALED = 3;
-  VAULT_STATE_ERROR = 4;
-}
+syntax = "proto3";
+
+package arbiter.shared;
+
+enum VaultState {
+  VAULT_STATE_UNSPECIFIED = 0;
+  VAULT_STATE_UNBOOTSTRAPPED = 1;
+  VAULT_STATE_SEALED = 2;
+  VAULT_STATE_UNSEALED = 3;
+  VAULT_STATE_ERROR = 4;
+}