diff --git a/.changeset/curvy-mangos-push.md b/.changeset/curvy-mangos-push.md
new file mode 100644
index 000000000..c26fd67e9
--- /dev/null
+++ b/.changeset/curvy-mangos-push.md
@@ -0,0 +1,5 @@
+---
+"@nocturne-xyz/offchain-utils": minor
+---
+
+Dry up ethers, defender config code and add to offchain utils
diff --git a/.changeset/spicy-tigers-collect.md b/.changeset/spicy-tigers-collect.md
new file mode 100644
index 000000000..1b745a73f
--- /dev/null
+++ b/.changeset/spicy-tigers-collect.md
@@ -0,0 +1,9 @@
+---
+"@nocturne-xyz/deposit-screener": patch
+"@nocturne-xyz/insertion-writer": patch
+"@nocturne-xyz/subtree-updater": patch
+"@nocturne-xyz/test-actor": patch
+"@nocturne-xyz/bundler": patch
+---
+
+Change log level flag to just --log-level
diff --git a/Dockerfile b/Dockerfile
index 6f091376f..a5f7f4fc6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,7 +15,7 @@ COPY . .
 
 RUN yarn install
 
-RUN for component in bundler deposit-screener insertion-writer subtree-updater test-actor; do \
+RUN for component in bundler deposit-screener insertion-writer subtree-updater test-actor balance-monitor; do \
     yarn turbo run build --filter="@nocturne-xyz/$component" \
     # setup CLI using loop
     && cd /app/actors/$component \
diff --git a/actors/bundler/src/cli/commands/run/batcher.ts b/actors/bundler/src/cli/commands/run/batcher.ts
index 58fbf0657..285b47a4a 100644
--- a/actors/bundler/src/cli/commands/run/batcher.ts
+++ b/actors/bundler/src/cli/commands/run/batcher.ts
@@ -22,11 +22,11 @@ const runBatcher = new Command("batcher")
     "./logs/bundler-server"
   )
   .option(
-    "--stdout-log-level <string>",
+    "--log-level <string>",
     "min log importance to log to stdout. if not given, logs will not be emitted to stdout"
   )
   .action(async (options) => {
-    const { configNameOrPath, maxLatency, batchSize, logDir, stdoutLogLevel } =
+    const { configNameOrPath, maxLatency, batchSize, logDir, logLevel } =
       options;
 
     // TODO: consolidate batcher and submitter into one component (batcher doesn't need config name)
@@ -35,7 +35,7 @@ const runBatcher = new Command("batcher")
       logDir,
       `${configName}-bundler`,
       "batcher",
-      stdoutLogLevel
+      logLevel
     );
     const batcher = new BundlerBatcher(
       getRedis(),
diff --git a/actors/bundler/src/cli/commands/run/server.ts b/actors/bundler/src/cli/commands/run/server.ts
index 97b58351c..821c8a1a9 100644
--- a/actors/bundler/src/cli/commands/run/server.ts
+++ b/actors/bundler/src/cli/commands/run/server.ts
@@ -22,11 +22,11 @@ const runServer = new Command("server")
     "./logs/bundler-server"
   )
   .option(
-    "--stdout-log-level <string>",
+    "--log-level <string>",
     "min log importance to log to stdout. if not given, logs will not be emitted to stdout"
   )
   .action(async (options) => {
-    const { configNameOrPath, port, bundlerAddress, logDir, stdoutLogLevel } =
+    const { configNameOrPath, port, bundlerAddress, logDir, logLevel } =
       options;
     const config = loadNocturneConfig(configNameOrPath);
 
@@ -41,7 +41,7 @@ const runServer = new Command("server")
       logDir,
       `${configName}-bundler`,
       "server",
-      stdoutLogLevel
+      logLevel
     );
     const server = new BundlerServer(
       bundlerAddress,
diff --git a/actors/bundler/src/cli/commands/run/submitter.ts b/actors/bundler/src/cli/commands/run/submitter.ts
index 715a905ab..f63a27d83 100644
--- a/actors/bundler/src/cli/commands/run/submitter.ts
+++ b/actors/bundler/src/cli/commands/run/submitter.ts
@@ -1,14 +1,11 @@
 import { Command } from "commander";
-import { ethers } from "ethers";
 import { BundlerSubmitter } from "../../../submitter";
-import { makeLogger } from "@nocturne-xyz/offchain-utils";
+import {
+  makeLogger,
+  getEthersProviderAndSignerFromEnvConfiguration,
+} from "@nocturne-xyz/offchain-utils";
 import { getRedis } from "./utils";
 import { extractConfigName, loadNocturneConfig } from "@nocturne-xyz/config";
-import {
-  DefenderRelayProvider,
-  DefenderRelaySigner,
-} from "@openzeppelin/defender-relay-client/lib/ethers";
-import { Speed } from "@openzeppelin/defender-relay-client";
 
 const runSubmitter = new Command("submitter")
   .summary("run bundler submitter")
@@ -25,7 +22,7 @@ const runSubmitter = new Command("submitter")
     "./logs/bundler-submitter"
   )
   .option(
-    "--stdout-log-level <string>",
+    "--log-level <string>",
     "min log importance to log to stdout. if not given, logs will not be emitted to stdout"
   )
   .option(
@@ -34,42 +31,17 @@ const runSubmitter = new Command("submitter")
     parseInt
   )
   .action(async (options) => {
-    const { configNameOrPath, logDir, stdoutLogLevel, finalityBlocks } =
-      options;
+    const { configNameOrPath, logDir, logLevel, finalityBlocks } = options;
     const config = loadNocturneConfig(configNameOrPath);
 
-    const relayerApiKey = process.env.OZ_RELAYER_API_KEY;
-    const relayerApiSecret = process.env.OZ_RELAYER_API_SECRET;
-    const relayerSpeed = process.env.OZ_RELAYER_SPEED;
-
-    const privateKey = process.env.TX_SIGNER_KEY;
-    const rpcUrl = process.env.RPC_URL;
-
-    let signer: ethers.Signer;
-    if (relayerApiKey && relayerApiSecret) {
-      const credentials = {
-        apiKey: relayerApiKey,
-        apiSecret: relayerApiSecret,
-      };
-      const provider = new DefenderRelayProvider(credentials);
-      signer = new DefenderRelaySigner(credentials, provider, {
-        speed: (relayerSpeed as Speed) ?? "safeLow",
-      });
-    } else if (rpcUrl && privateKey) {
-      const provider = new ethers.providers.JsonRpcProvider(rpcUrl);
-      signer = new ethers.Wallet(privateKey, provider);
-    } else {
-      throw new Error(
-        "missing RPC_URL/PRIVATE_KEY or OZ_RELAYER_API_KEY/OZ_RELAYER_API_SECRET"
-      );
-    }
+    const { signer } = getEthersProviderAndSignerFromEnvConfiguration();
 
     const configName = extractConfigName(configNameOrPath);
     const logger = makeLogger(
       logDir,
       `${configName}-bundler`,
       "submitter",
-      stdoutLogLevel
+      logLevel
     );
     const submitter = new BundlerSubmitter(
       config.tellerAddress,
diff --git a/actors/deposit-screener/src/cli/commands/inspect/check.ts b/actors/deposit-screener/src/cli/commands/inspect/check.ts
index 665047e05..aca371869 100644
--- a/actors/deposit-screener/src/cli/commands/inspect/check.ts
+++ b/actors/deposit-screener/src/cli/commands/inspect/check.ts
@@ -17,7 +17,7 @@ import path from "path";
 
 /**
  * Example
- * yarn deposit-screener-cli inspect check --snapshot-json-path ./snapshot/addresses.json --output-dir output --stdout-log-level=info
+ * yarn deposit-screener-cli inspect check --snapshot-json-path ./snapshot/addresses.json --output-dir output --log-level=info
  */
 const runChecker = new Command("check")
   .summary("inspect and analyze addresses from a snapshot JSON file")
@@ -38,7 +38,7 @@ const runChecker = new Command("check")
     "./logs/address-checker"
   )
   .option(
-    "--stdout-log-level <string>",
+    "--log-level <string>",
     "min log importance to log to stdout. if not given, logs will not be emitted to stdout"
   )
   .action(main);
@@ -61,18 +61,13 @@ function showReasonCounts(
 }
 
 async function main(options: any): Promise<void> {
-  const { snapshotJsonPath, outputDir, logDir, stdoutLogLevel } = options;
+  const { snapshotJsonPath, outputDir, logDir, logLevel } = options;
   ensureExists(snapshotJsonPath, {
     path: outputDir,
     type: "DIRECTORY",
   });
 
-  const logger = makeLogger(
-    logDir,
-    "address-checker",
-    "checker",
-    stdoutLogLevel
-  );
+  const logger = makeLogger(logDir, "address-checker", "checker", logLevel);
 
   const redis = await getLocalRedis();
   const ruleset = RULESET_V1(redis);
diff --git a/actors/deposit-screener/src/cli/commands/inspect/snapshot.ts b/actors/deposit-screener/src/cli/commands/inspect/snapshot.ts
index 971f1f777..87ce8c55b 100644
--- a/actors/deposit-screener/src/cli/commands/inspect/snapshot.ts
+++ b/actors/deposit-screener/src/cli/commands/inspect/snapshot.ts
@@ -16,7 +16,7 @@ import {
 
 /**
  * Example
- * yarn deposit-screener-cli inspect snapshot --input-csv ./data/addresses.csv --output-data ./data/addresses.json --delay-ms 3000 --stdout-log-level info
+ * yarn deposit-screener-cli inspect snapshot --input-csv ./data/addresses.csv --output-data ./data/addresses.json --delay-ms 3000 --log-level info
  */
 const runSnapshot = new Command("snapshot")
   .summary("create data snapshot for CSV or JSON file of addresses")
@@ -42,7 +42,7 @@ const runSnapshot = new Command("snapshot")
     "500"
   )
   .option(
-    "--stdout-log-level <string>",
+    "--log-level <string>",
     "min log importance to log to stdout. if not given, logs will not be emitted to stdout"
   )
   .action(main);
@@ -65,15 +65,10 @@ async function parseAndFilterCsvOfAddresses(path: string): Promise<Address[]> {
 async function main(options: any): Promise<void> {
   requireApiKeys();
 
-  const { inputCsv, outputData, logDir, stdoutLogLevel, delayMs } = options;
+  const { inputCsv, outputData, logDir, logLevel, delayMs } = options;
   ensureExists(inputCsv, { path: outputData, type: "FILE" });
 
-  const logger = makeLogger(
-    logDir,
-    "address-checker",
-    "checker",
-    stdoutLogLevel
-  );
+  const logger = makeLogger(logDir, "address-checker", "checker", logLevel);
 
   logger.info(`Starting snapshot for addresses from ${inputCsv}`);
   const dedupedAddresses = await parseAndFilterCsvOfAddresses(inputCsv);
diff --git a/actors/deposit-screener/src/cli/commands/inspect/trmTxMonitor.ts b/actors/deposit-screener/src/cli/commands/inspect/trmTxMonitor.ts
index 245d0f9bc..d004fe577 100644
--- a/actors/deposit-screener/src/cli/commands/inspect/trmTxMonitor.ts
+++ b/actors/deposit-screener/src/cli/commands/inspect/trmTxMonitor.ts
@@ -16,7 +16,7 @@ import { getCoinMarketCapPriceConversion } from "./helpers";
 
 /**
  * Example
- * yarn deposit-screener-cli inspect trmTxMonitor --token-address 0x6b175474e89094c44da98b954eedeac495271d0f --eth-transfer-style indirect --from-address 0xd90e2f925DA726b50C4Ed8D0Fb90Ad053324F31b --start-block 0 --end-block 27025780 --stdout-log-level=info
+ * yarn deposit-screener-cli inspect trmTxMonitor --token-address 0x6b175474e89094c44da98b954eedeac495271d0f --eth-transfer-style indirect --from-address 0xd90e2f925DA726b50C4Ed8D0Fb90Ad053324F31b --start-block 0 --end-block 27025780 --log-level=info
  */
 const runTrmTxMonitor = new Command("trmTxMonitor")
   .summary(
@@ -45,7 +45,7 @@ const runTrmTxMonitor = new Command("trmTxMonitor")
     "./logs/address-checker"
   )
   .option(
-    "--stdout-log-level <string>",
+    "--log-level <string>",
     "min log importance to log to stdout. if not given, logs will not be emitted to stdout"
   )
   .action(main);
@@ -58,15 +58,10 @@ async function main(options: any): Promise<void> {
     startBlock,
     endBlock,
     logDir,
-    stdoutLogLevel,
+    logLevel,
   } = options;
 
-  const logger = makeLogger(
-    logDir,
-    "trm-tx-monitor",
-    "monitor",
-    stdoutLogLevel
-  );
+  const logger = makeLogger(logDir, "trm-tx-monitor", "monitor", logLevel);
 
   const redis = await getLocalRedis();
 
diff --git a/actors/deposit-screener/src/cli/commands/run/processor.ts b/actors/deposit-screener/src/cli/commands/run/processor.ts
index 7d2d0a61a..30b6cfd04 100644
--- a/actors/deposit-screener/src/cli/commands/run/processor.ts
+++ b/actors/deposit-screener/src/cli/commands/run/processor.ts
@@ -1,9 +1,8 @@
 import { extractConfigName, loadNocturneConfig } from "@nocturne-xyz/config";
-import { makeLogger } from "@nocturne-xyz/offchain-utils";
 import {
-  DefenderRelayProvider,
-  DefenderRelaySigner,
-} from "@openzeppelin/defender-relay-client/lib/ethers";
+  makeLogger,
+  getEthersProviderAndSignerFromEnvConfiguration,
+} from "@nocturne-xyz/offchain-utils";
 import { Command } from "commander";
 import { ethers } from "ethers";
 import { DepositScreenerFulfiller } from "../../../fulfiller";
@@ -15,7 +14,6 @@ import {
 } from "../../../screening";
 import { SubgraphDepositEventSyncAdapter } from "@nocturne-xyz/subgraph-sync-adapters";
 import { getRedis } from "./utils";
-import { Speed } from "@openzeppelin/defender-relay-client";
 
 const runProcess = new Command("processor")
   .summary("process deposit requests")
@@ -46,7 +44,7 @@ const runProcess = new Command("processor")
     parseInt
   )
   .option(
-    "--stdout-log-level <string>",
+    "--log-level <string>",
     "min log importance to log to stdout. if not given, logs will not be emitted to stdout"
   )
   .action(async (options) => {
@@ -58,14 +56,14 @@ const runProcess = new Command("processor")
       throw new Error(`ENVIRONMENT env var set to invalid value: ${env}`);
     }
 
-    const { configNameOrPath, logDir, throttleMs, stdoutLogLevel } = options;
+    const { configNameOrPath, logDir, throttleMs, logLevel } = options;
 
     const configName = extractConfigName(configNameOrPath);
     const logger = makeLogger(
       logDir,
       `${configName}-deposit-screener`,
       "processor",
-      stdoutLogLevel
+      logLevel
     );
 
     const config = loadNocturneConfig(configNameOrPath);
@@ -81,32 +79,8 @@ const runProcess = new Command("processor")
       logger.child({ function: "SubgraphDepositEventSyncAdapter" })
     );
 
-    const relayerApiKey = process.env.OZ_RELAYER_API_KEY;
-    const relayerApiSecret = process.env.OZ_RELAYER_API_SECRET;
-    const relayerSpeed = process.env.OZ_RELAYER_SPEED;
-
-    const privateKey = process.env.TX_SIGNER_KEY;
-    const rpcUrl = process.env.RPC_URL;
-
-    let provider: ethers.providers.Provider;
-    let signer: ethers.Signer;
-    if (relayerApiKey && relayerApiSecret) {
-      const credentials = {
-        apiKey: relayerApiKey,
-        apiSecret: relayerApiSecret,
-      };
-      provider = new DefenderRelayProvider(credentials);
-      signer = new DefenderRelaySigner(credentials, provider, {
-        speed: (relayerSpeed as Speed) ?? "safeLow",
-      });
-    } else if (rpcUrl && privateKey) {
-      provider = new ethers.providers.JsonRpcProvider(rpcUrl);
-      signer = new ethers.Wallet(privateKey, provider);
-    } else {
-      throw new Error(
-        "missing RPC_URL/PRIVATE_KEY or OZ_RELAYER_API_KEY/OZ_RELAYER_API_SECRET"
-      );
-    }
+    const { signer, provider } =
+      getEthersProviderAndSignerFromEnvConfiguration();
 
     const attestationSignerKey = process.env.ATTESTATION_SIGNER_KEY;
     if (!attestationSignerKey) {
diff --git a/actors/deposit-screener/src/cli/commands/run/server.ts b/actors/deposit-screener/src/cli/commands/run/server.ts
index 76b25a10b..90407c093 100644
--- a/actors/deposit-screener/src/cli/commands/run/server.ts
+++ b/actors/deposit-screener/src/cli/commands/run/server.ts
@@ -29,7 +29,7 @@ const runServer = new Command("server")
     "./logs/deposit-screener"
   )
   .option(
-    "--stdout-log-level <string>",
+    "--log-level <string>",
     "min log importance to log to stdout. if not given, logs will not be emitted to stdout"
   )
   .action(async (options) => {
@@ -41,7 +41,7 @@ const runServer = new Command("server")
       throw new Error(`ENVIRONMENT env var set to invalid value: ${env}`);
     }
 
-    const { configNameOrPath, port, logDir, stdoutLogLevel } = options;
+    const { configNameOrPath, port, logDir, logLevel } = options;
 
     const config = loadNocturneConfig(configNameOrPath);
 
@@ -67,7 +67,7 @@ const runServer = new Command("server")
       logDir,
       `${configName}-deposit-screener`,
       "server",
-      stdoutLogLevel
+      logLevel
     );
     const server = new DepositScreenerServer(
       logger,
diff --git a/actors/deposit-screener/test/scripts/generateRulesetV1CallsSnapshot.ts b/actors/deposit-screener/test/scripts/generateRulesetV1CallsSnapshot.ts
index c63e62dc2..7d1c42b23 100644
--- a/actors/deposit-screener/test/scripts/generateRulesetV1CallsSnapshot.ts
+++ b/actors/deposit-screener/test/scripts/generateRulesetV1CallsSnapshot.ts
@@ -45,7 +45,7 @@ async function run() {
   const outputPath = getNewSnapshotFolderPath();
 
   await execAsync(
-    `yarn build && yarn deposit-screener-cli inspect snapshot --input-csv ./snapshotTestCases.csv --output-data ${outputPath}/snapshot.json --delay-ms ${800} --stdout-log-level debug`
+    `yarn build && yarn deposit-screener-cli inspect snapshot --input-csv ./snapshotTestCases.csv --output-data ${outputPath}/snapshot.json --delay-ms ${800} --log-level debug`
   );
 
   process.exit(0);
diff --git a/actors/insertion-writer/src/cli/commands/run/runInsertionWriter.ts b/actors/insertion-writer/src/cli/commands/run/runInsertionWriter.ts
index 2273294dd..c6fd88a07 100644
--- a/actors/insertion-writer/src/cli/commands/run/runInsertionWriter.ts
+++ b/actors/insertion-writer/src/cli/commands/run/runInsertionWriter.ts
@@ -33,7 +33,7 @@ export const runInsertionWriter = new Command("insertion-writer")
     parseInt
   )
   .option(
-    "--stdout-log-level <string>",
+    "--log-level <string>",
     "min log importance to log to stdout. if not given, logs will not be emitted to stdout"
   )
   .action(async (options) => {
@@ -42,7 +42,7 @@ export const runInsertionWriter = new Command("insertion-writer")
       logDir,
       throttleMs,
       throttleOnEmptyMs,
-      stdoutLogLevel,
+      logLevel,
       finalityBlocks,
     } = options;
 
@@ -51,7 +51,7 @@ export const runInsertionWriter = new Command("insertion-writer")
       logDir,
       `${configName}-insertion-writer`,
       "insertion-writer",
-      stdoutLogLevel
+      logLevel
     );
 
     const config = loadNocturneConfig(configNameOrPath);
diff --git a/actors/subtree-updater/Dockerfile b/actors/subtree-updater/Dockerfile
index 11f1b1297..b76a20f29 100644
--- a/actors/subtree-updater/Dockerfile
+++ b/actors/subtree-updater/Dockerfile
@@ -26,8 +26,8 @@ COPY --from=circuit-artifacts ./subtreeupdate ./circuit-artifacts/subtreeupdate
 RUN yarn install
 
 # build witness generator
-WORKDIR /app/packages/circuits
-RUN ./scripts/build_witness_generator.sh
+WORKDIR /app/actors/subtree-updater
+RUN ./build_witness_generator.sh
 
 
 # build
diff --git a/actors/subtree-updater/build_witness_generator.sh b/actors/subtree-updater/build_witness_generator.sh
index 938e7731e..f9c8bea0a 100755
--- a/actors/subtree-updater/build_witness_generator.sh
+++ b/actors/subtree-updater/build_witness_generator.sh
@@ -1,15 +1,16 @@
 #!/bin/bash
 
 SCRIPT_DIR=$(dirname "$0")
-ROOT_DIR="$SCRIPT_DIR/../../../"
+ROOT_DIR="$SCRIPT_DIR/../../"
 CIRCUIT_NAME="subtreeupdate"
 CIRCUIT_ARTIFACTS_DIR="$ROOT_DIR/circuit-artifacts/"
 
 pushd "$CIRCUIT_ARTIFACTS_DIR"/"$CIRCUIT_NAME"/"$CIRCUIT_NAME"_cpp
+
 # clean
 rm *.o
 rm "$CIRCUIT_NAME"
 
 # build
 make
-popd
+popd
\ No newline at end of file
diff --git a/actors/subtree-updater/src/cli/commands/run/runSubtreeUpdater.ts b/actors/subtree-updater/src/cli/commands/run/runSubtreeUpdater.ts
index a109039cb..cdd8689c9 100644
--- a/actors/subtree-updater/src/cli/commands/run/runSubtreeUpdater.ts
+++ b/actors/subtree-updater/src/cli/commands/run/runSubtreeUpdater.ts
@@ -1,8 +1,10 @@
 import { Command } from "commander";
-import { ethers } from "ethers";
 import { SubtreeUpdater } from "../../../subtreeUpdater";
 import { getRedis } from "../utils";
-import { makeLogger } from "@nocturne-xyz/offchain-utils";
+import {
+  makeLogger,
+  getEthersProviderAndSignerFromEnvConfiguration,
+} from "@nocturne-xyz/offchain-utils";
 import { extractConfigName, loadNocturneConfig } from "@nocturne-xyz/config";
 import { Handler__factory } from "@nocturne-xyz/contracts";
 import {
@@ -11,11 +13,6 @@ import {
   assertOrErr,
 } from "@nocturne-xyz/core";
 import { RapidsnarkSubtreeUpdateProver } from "../../../rapidsnarkProver";
-import {
-  DefenderRelayProvider,
-  DefenderRelaySigner,
-} from "@openzeppelin/defender-relay-client/lib/ethers";
-import { Speed } from "@openzeppelin/defender-relay-client";
 
 export const runSubtreeUpdater = new Command("subtree-updater")
   .summary("run subtree updater service")
@@ -53,7 +50,7 @@ export const runSubtreeUpdater = new Command("subtree-updater")
     "./logs/subtree-updater"
   )
   .option(
-    "--stdout-log-level <string>",
+    "--log-level <string>",
     "min log importance to log to stdout. if not given, logs will not be emitted to stdout"
   )
   .action(async (options) => {
@@ -66,7 +63,7 @@ export const runSubtreeUpdater = new Command("subtree-updater")
       witnessGeneratorPath,
       zkeyPath,
       vkeyPath,
-      stdoutLogLevel,
+      logLevel,
     } = options;
 
     const configName = extractConfigName(configNameOrPath);
@@ -74,7 +71,7 @@ export const runSubtreeUpdater = new Command("subtree-updater")
       logDir,
       `${configName}-subtree-updater`,
       "subtree-updater",
-      stdoutLogLevel
+      logLevel
     );
 
     const config = loadNocturneConfig(configNameOrPath);
@@ -86,31 +83,7 @@ export const runSubtreeUpdater = new Command("subtree-updater")
       throw new Error("missing SUBGRAPH_URL");
     }
 
-    const relayerApiKey = process.env.OZ_RELAYER_API_KEY;
-    const relayerApiSecret = process.env.OZ_RELAYER_API_SECRET;
-    const relayerSpeed = process.env.OZ_RELAYER_SPEED;
-
-    const privateKey = process.env.TX_SIGNER_KEY;
-    const rpcUrl = process.env.RPC_URL;
-
-    let signer: ethers.Signer;
-    if (relayerApiKey && relayerApiSecret) {
-      const credentials = {
-        apiKey: relayerApiKey,
-        apiSecret: relayerApiSecret,
-      };
-      const provider = new DefenderRelayProvider(credentials);
-      signer = new DefenderRelaySigner(credentials, provider, {
-        speed: (relayerSpeed as Speed) ?? "safeLow",
-      });
-    } else if (rpcUrl && privateKey) {
-      const provider = new ethers.providers.JsonRpcProvider(rpcUrl);
-      signer = new ethers.Wallet(privateKey, provider);
-    } else {
-      throw new Error(
-        "missing RPC_URL/PRIVATE_KEY or OZ_RELAYER_API_KEY/OZ_RELAYER_API_SECRET"
-      );
-    }
+    const { signer } = getEthersProviderAndSignerFromEnvConfiguration();
 
     const handlerContract = Handler__factory.connect(
       config.handlerAddress,
diff --git a/actors/test-actor/src/cli/run.ts b/actors/test-actor/src/cli/run.ts
index abfbbb977..49de651ac 100644
--- a/actors/test-actor/src/cli/run.ts
+++ b/actors/test-actor/src/cli/run.ts
@@ -16,13 +16,11 @@ import { Command } from "commander";
 import { ethers } from "ethers";
 import { TestActor } from "../actor";
 import * as fs from "fs";
-import { makeLogger } from "@nocturne-xyz/offchain-utils";
-import { LMDBKVStore } from "../lmdb";
 import {
-  DefenderRelayProvider,
-  DefenderRelaySigner,
-} from "@openzeppelin/defender-relay-client/lib/ethers";
-import { Speed } from "@openzeppelin/defender-relay-client";
+  makeLogger,
+  getEthersProviderAndSignerFromEnvConfiguration,
+} from "@nocturne-xyz/offchain-utils";
+import { LMDBKVStore } from "../lmdb";
 
 export const run = new Command("run")
   .summary("run test actor")
@@ -67,7 +65,7 @@ export const run = new Command("run")
     "./logs/test-actor"
   )
   .option(
-    "--stdout-log-level <string>",
+    "--log-level <string>",
     "min log importance to log to stdout. if not given, logs will not be emitted to stdout"
   )
   .action(async (options) => {
@@ -83,7 +81,7 @@ export const run = new Command("run")
       onlyDeposits,
       onlyOperations,
       logDir,
-      stdoutLogLevel,
+      logLevel,
       finalityBlocks,
     } = options;
 
@@ -92,7 +90,7 @@ export const run = new Command("run")
       logDir,
       `${configName}-test-actor`,
       "actor",
-      stdoutLogLevel
+      logLevel
     );
 
     const config = loadNocturneConfig(configNameOrPath);
@@ -120,32 +118,8 @@ export const run = new Command("run")
       throw new Error("NOCTURNE_SPENDING_KEY must be 32 bytes");
     }
 
-    const relayerApiKey = process.env.OZ_RELAYER_API_KEY;
-    const relayerApiSecret = process.env.OZ_RELAYER_API_SECRET;
-    const relayerSpeed = process.env.OZ_RELAYER_SPEED;
-
-    const privateKey = process.env.TX_SIGNER_KEY;
-    const rpcUrl = process.env.RPC_URL;
-
-    let provider: ethers.providers.JsonRpcProvider;
-    let signer: ethers.Signer;
-    if (relayerApiKey && relayerApiSecret) {
-      const credentials = {
-        apiKey: relayerApiKey,
-        apiSecret: relayerApiSecret,
-      };
-      provider = new DefenderRelayProvider(credentials);
-      signer = new DefenderRelaySigner(credentials, provider, {
-        speed: (relayerSpeed as Speed) ?? "safeLow",
-      });
-    } else if (rpcUrl && privateKey) {
-      provider = new ethers.providers.JsonRpcProvider(rpcUrl);
-      signer = new ethers.Wallet(privateKey, provider);
-    } else {
-      throw new Error(
-        "missing RPC_URL/PRIVATE_KEY or OZ_RELAYER_API_KEY/OZ_RELAYER_API_SECRET"
-      );
-    }
+    const { signer, provider } =
+      getEthersProviderAndSignerFromEnvConfiguration();
 
     const teller = Teller__factory.connect(config.tellerAddress, signer);
     const depositManager = DepositManager__factory.connect(
diff --git a/package.json b/package.json
index 8b8bd5423..75f622df9 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,8 @@
   "scripts": {
     "copy-circuit-artifacts": "cp -r ../protocol/circuit-artifacts .",
     "build": "yarn turbo run --no-daemon build",
-    "build:docker": "scripts/build_docker.sh",
+    "build:docker-actors": "scripts/build_docker_actors.sh",
+    "build:docker-updater": "scripts/build_docker_updater.sh",
     "build:nocache": "yarn turbo run --no-daemon build --force",
     "clean": "yarn workspaces foreach run clean && rm -rf ./node_modules/.cache/turbo",
     "deploy-and-deposit": "cd packages/e2e-tests && ts-node ./scripts/deployAndDeposit.ts",
@@ -21,7 +22,8 @@
     "prettier:check": "npx prettier --check ./sql/**/*.sql && yarn workspaces foreach run prettier:check",
     "prettier:write": "npx prettier --write ./sql/**/*.sql && yarn workspaces foreach run prettier:write",
     "publish-packages": "yarn clean && yarn build && changeset version && yarn workspaces foreach --no-private --from '@nocturne-xyz/*' npm publish --access public --tolerate-republish && yarn changeset tag",
-    "push:docker": "scripts/push_docker.sh",
+    "push:docker-actors": "scripts/push_docker_actors.sh",
+    "push:docker-updater": "scripts/push_docker_updater.sh",
     "rebuild-circuits-and-test-cases": "yarn circuits:build && yarn local-prover:gen-test-cases",
     "test": "yarn turbo run --no-daemon test",
     "test:e2e": "yarn turbo run --no-daemon test:e2e --filter=@nocturne-xyz/e2e-tests",
diff --git a/packages/offchain-utils/package.json b/packages/offchain-utils/package.json
index f8ce6b5eb..c8ca8cbc1 100644
--- a/packages/offchain-utils/package.json
+++ b/packages/offchain-utils/package.json
@@ -26,8 +26,10 @@
     "@opentelemetry/resources": "^1.14.0",
     "@opentelemetry/sdk-metrics": "^1.14.0",
     "@opentelemetry/semantic-conventions": "^1.14.0",
+    "@openzeppelin/defender-relay-client": "1.47.1",
     "ajv": "^8.12.0",
     "bigint-json-serialization": "^1.0.1",
+    "ethers": "^5.7.2",
     "json-stable-stringify": "^1.0.2",
     "knex": "^3.0.1",
     "pg": "^8.11.3",
diff --git a/packages/offchain-utils/src/ethersHelpers.ts b/packages/offchain-utils/src/ethersHelpers.ts
new file mode 100644
index 000000000..5798d0072
--- /dev/null
+++ b/packages/offchain-utils/src/ethersHelpers.ts
@@ -0,0 +1,66 @@
+// import ethers
+import { ethers } from "ethers";
+import {
+  DefenderRelayProvider,
+  DefenderRelaySigner,
+} from "@openzeppelin/defender-relay-client/lib/ethers";
+import { Speed } from "@openzeppelin/defender-relay-client";
+import { intFromEnv } from "./configuration";
+import * as https from "https";
+
+const DEFAULT_RPC_TIMEOUT_MS = 3000;
+
+const DEFAULT_SPEED: Speed = "safeLow";
+
+/**
+ * Get ethers provider and signer from environment variables.
+ */
+export function getEthersProviderAndSignerFromEnvConfiguration(): {
+  provider: ethers.providers.JsonRpcProvider;
+  signer: ethers.Signer;
+} {
+  const relayerApiKey = process.env.OZ_RELAYER_API_KEY;
+  const relayerApiSecret = process.env.OZ_RELAYER_API_SECRET;
+  const relayerSpeed = process.env.OZ_RELAYER_SPEED;
+
+  const privateKey = process.env.TX_SIGNER_KEY;
+  const rpcUrl = process.env.RPC_URL;
+
+  const timeout = intFromEnv("RPC_TIMEOUT_MS") ?? DEFAULT_RPC_TIMEOUT_MS;
+
+  let signer: ethers.Signer;
+  let provider: ethers.providers.JsonRpcProvider;
+
+  if (relayerApiKey && relayerApiSecret) {
+    const credentials = {
+      apiKey: relayerApiKey,
+      apiSecret: relayerApiSecret,
+    };
+    if (rpcUrl) {
+      provider = new ethers.providers.JsonRpcProvider({
+        url: rpcUrl,
+        timeout: timeout,
+      });
+    } else {
+      provider = new DefenderRelayProvider({
+        ...credentials,
+        httpsAgent: new https.Agent({
+          timeout: timeout,
+          keepAlive: true,
+        }),
+      });
+    }
+    signer = new DefenderRelaySigner(credentials, provider, {
+      speed: (relayerSpeed as Speed) ?? DEFAULT_SPEED,
+    });
+  } else if (rpcUrl && privateKey) {
+    provider = new ethers.providers.JsonRpcProvider(rpcUrl);
+    signer = new ethers.Wallet(privateKey, provider);
+  } else {
+    throw new Error(
+      "missing RPC_URL/PRIVATE_KEY or OZ_RELAYER_API_KEY/OZ_RELAYER_API_SECRET"
+    );
+  }
+
+  return { provider, signer };
+}
diff --git a/packages/offchain-utils/src/index.ts b/packages/offchain-utils/src/index.ts
index 312ac6289..2ead423c5 100644
--- a/packages/offchain-utils/src/index.ts
+++ b/packages/offchain-utils/src/index.ts
@@ -3,3 +3,4 @@ export * from "./request";
 export * from "./types";
 export * from "./instrumentation";
 export * from "./geoMiddleware";
+export * from "./ethersHelpers";
diff --git a/scripts/build_docker.sh b/scripts/build_docker.sh
deleted file mode 100755
index e2830c2d5..000000000
--- a/scripts/build_docker.sh
+++ /dev/null
@@ -1,130 +0,0 @@
-#!/usr/bin/env bash
-
-SCRIPT_DIR="$( cd -- "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"
-ROOT_DIR="$SCRIPT_DIR/../"
-
-cd $ROOT_DIR
-
-COMMIT_HASH=$(git rev-parse --short HEAD)
-
-# builds docker containers for offchain actors
-# takes two options:
-#   -p (optional): prover mode for subtree updater, 'mock' or 'rapidsnark'. If not given, defaults to 'mock'.
-#   -o (optional): build only the indiciated actor. can be one of `subtree-updater`, `bundler`, `deposit-screener`, or `test-actor`
-
-usage() { echo "usage: $0 [-p <'mock' | 'rapidsnark'> -o <'subtree-updater' | 'bundler' | 'deposit-screener' | 'test-actor' | 'insertion-writer'>]" 1>&2; }
-
-while getopts ":p:o:" o; do
-    case "${o}" in
-        p)
-            SUBTREE_UPDATER_PROVER_MODE=${OPTARG}
-            ((SUBTREE_UPDATE_PROVER_MODE == "mock" || SUBTREE_UPDATE_PROVER_MODE == "rapidsnark")) || (usage && exit 1)
-            ;;
-        o)
-            BUILD_ONLY=${OPTARG}
-            ((BUILD_ONLY == "subtree-updater" || BUILD_ONLY == "bundler" || BUILD_ONLY == "deposit-screener" || BUILD_ONLY == "test-actor")) || (usage && exit 1)
-            ;;
-        *)
-            SUBTREE_UPDATER_PROVER_MODE="mock"
-            ;;
-    esac
-done
-
-build_subtree_updater() {
-    if [ "$SUBTREE_UPDATER_PROVER_MODE" == "rapidsnark" ]; then
-        pushd rapidsnark
-        git submodule init
-        git submodule update
-        popd
-
-        if [ ! -d "$ROOT_DIR/circuit-artifacts/subtreeupdate/" ]; then
-            pushd packages/circuits
-            yarn download-big-ptau
-            yarn build:subtreeupdate
-            yarn local-prover:gen-test-cases
-            popd
-        fi
-
-        if [[ $(uname -m) == 'arm64' ]]; then
-            echo "dected arm64, building for x86..."
-
-            docker build --platform linux/amd64 -t rapidsnark ./rapidsnark
-            docker buildx build --build-context circuit-artifacts=circuit-artifacts -f actors/subtree-updater/Dockerfile --platform linux/amd64 -t nocturnelabs/subtree-updater:$COMMIT_HASH .
-        else
-            echo "deceting x86, building for x86..."
-            docker build -t rapidsnark ./rapidsnark
-            docker buildx build --build-context circuit-artifacts=circuit-artifacts -f actors/subtree-updater/Dockerfile -t nocturnelabs/subtree-updater:$COMMIT_HASH .
-        fi
-    else 
-        docker build -f actors/subtree-updater/Mock.Dockerfile -t nocturnelabs/subtree-updater:$COMMIT_HASH .
-    fi
-}
-
-
-if [ "$BUILD_ONLY" == "subtree-updater" ]; then
-    BUILD_SUBTREE_UPDATER=true
-elif [ "$BUILD_ONLY" == "bundler" ]; then
-    BUILD_BUNDLER=true
-elif [ "$BUILD_ONLY" == "deposit-screener" ]; then
-    BUILD_DEPOSIT_SCREENER=true
-elif [ "$BUILD_ONLY" == "test-actor" ]; then
-    BUILD_TEST_ACTOR=true
-elif [ "$BUILD_ONLY" == "insertion-writer" ]; then
-    BUILD_INSERTION_WRITER=true
-elif [ "$BUILD_ONLY" == "balance-monitor" ]; then
-    BUILD_BALANCE_MONITOR=true
-else
-    BUILD_SUBTREE_UPDATER=true
-    BUILD_BUNDLER=true
-    BUILD_DEPOSIT_SCREENER=true
-    BUILD_TEST_ACTOR=true
-    BUILD_INSERTION_WRITER=true
-    BUILD_BALANCE_MONITOR=true
-fi
-
-# build subtree updater
-if [ "$BUILD_SUBTREE_UPDATER" == "true" ]; then
-    build_subtree_updater
-else
-    echo "skipping subtree updater..."
-fi
-
-# build bundler
-if [ "$BUILD_BUNDLER" == "true" ]; then
-    echo "building bundler..."
-    docker build -f actors/bundler/Dockerfile -t nocturnelabs/bundler:$COMMIT_HASH .
-else
-    echo "skipping bundler..."
-fi
-
-# build deposit-screener
-if [ "$BUILD_DEPOSIT_SCREENER" == "true" ]; then
-    echo "building deposit-screener..."
-    docker build -f actors/deposit-screener/Dockerfile -t nocturnelabs/deposit-screener:$COMMIT_HASH .
-else
-    echo "skipping deposit-screener..."
-fi
-
-# build test-actor
-if [ "$BUILD_TEST_ACTOR" == "true" ]; then
-    echo "building test-actor..." 
-    docker build -f actors/test-actor/Dockerfile -t nocturnelabs/test-actor:$COMMIT_HASH .
-else
-    echo "skipping test-actor..."
-fi
-
-# build insertion-writer
-if [ "$BUILD_INSERTION_WRITER" == "true" ]; then
-    echo "building insertion-writer..."
-    docker build -f actors/insertion-writer/Dockerfile -t nocturnelabs/insertion-writer:$COMMIT_HASH .
-else
-    echo "skipping insertion-writer..."
-fi
-
-# build balance-monitor
-if [ "$BUILD_BALANCE_MONITOR" == "true" ]; then
-    echo "building balance-monitor..."
-    docker build -f actors/balance-monitor/Dockerfile -t nocturnelabs/balance-monitor:$COMMIT_HASH .
-else
-    echo "skipping balance-monitor..."
-fi
diff --git a/scripts/build_docker_actors.sh b/scripts/build_docker_actors.sh
new file mode 100755
index 000000000..6ac17fb40
--- /dev/null
+++ b/scripts/build_docker_actors.sh
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+SCRIPT_DIR="$( cd -- "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"
+ROOT_DIR="$SCRIPT_DIR/../"
+
+cd $ROOT_DIR
+
+COMMIT_HASH=$(git rev-parse --short HEAD)
+
+docker build -t nocturne-actors:$COMMIT_HASH .
+docker tag nocturne-actors:$COMMIT_HASH 714567495486.dkr.ecr.us-east-2.amazonaws.com/nocturne-actors:$COMMIT_HASH
diff --git a/scripts/build_docker_updater.sh b/scripts/build_docker_updater.sh
new file mode 100755
index 000000000..20c9f855e
--- /dev/null
+++ b/scripts/build_docker_updater.sh
@@ -0,0 +1,56 @@
+#!/usr/bin/env bash
+
+SCRIPT_DIR="$( cd -- "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"
+ROOT_DIR="$SCRIPT_DIR/../"
+
+cd $ROOT_DIR
+
+COMMIT_HASH=$(git rev-parse --short HEAD)
+
+usage() { echo "usage: $0 [-p <'mock' | 'rapidsnark'>" 1>&2; }
+
+while getopts ":p:o:" o; do
+    case "${o}" in
+        p)
+            SUBTREE_UPDATER_PROVER_MODE=${OPTARG}
+            ((SUBTREE_UPDATE_PROVER_MODE == "mock" || SUBTREE_UPDATE_PROVER_MODE == "rapidsnark")) || (usage && exit 1)
+            ;;
+        o)
+            BUILD_ONLY=${OPTARG}
+            ((BUILD_ONLY == "subtree-updater" || BUILD_ONLY == "bundler" || BUILD_ONLY == "deposit-screener" || BUILD_ONLY == "test-actor")) || (usage && exit 1)
+            ;;
+        *)
+            SUBTREE_UPDATER_PROVER_MODE="mock"
+            ;;
+    esac
+done
+
+if [ "$SUBTREE_UPDATER_PROVER_MODE" == "rapidsnark" ]; then
+    pushd rapidsnark
+    git submodule init
+    git submodule update
+    popd
+
+    if [ ! -d "$ROOT_DIR/circuit-artifacts/subtreeupdate/" ]; then
+        pushd packages/circuits
+        yarn download-big-ptau
+        yarn build:subtreeupdate
+        yarn local-prover:gen-test-cases
+        popd
+    fi
+
+    if [[ $(uname -m) == 'arm64' ]]; then
+        echo "dected arm64, building for x86..."
+
+        docker build --platform linux/amd64 -t rapidsnark ./rapidsnark
+        docker buildx build --build-context circuit-artifacts=circuit-artifacts -f actors/subtree-updater/Dockerfile --platform linux/amd64 -t subtree-updater:$COMMIT_HASH .
+    else
+        echo "deceting x86, building for x86..."
+        docker build -t rapidsnark ./rapidsnark
+        docker buildx build --build-context circuit-artifacts=circuit-artifacts -f actors/subtree-updater/Dockerfile -t subtree-updater:$COMMIT_HASH .
+    fi
+else 
+    docker build -f actors/subtree-updater/Mock.Dockerfile -t subtree-updater:$COMMIT_HASH .
+fi
+
+docker tag subtree-updater:$COMMIT_HASH 714567495486.dkr.ecr.us-east-2.amazonaws.com/subtree-updater:$COMMIT_HASH
diff --git a/scripts/push_docker.sh b/scripts/push_docker.sh
deleted file mode 100755
index 98beef33f..000000000
--- a/scripts/push_docker.sh
+++ /dev/null
@@ -1,81 +0,0 @@
-#!/usr/bin/env bash
-
-COMMIT_HASH=$(git rev-parse --short HEAD)
-
-# pushes docker containers for offchain actors
-# takes one option:
-#   -o (optional): push only the indiciated actor. can be one of `subtree-updater`, `bundler`, `deposit-screener`, or `test-actor`
-
-usage() { echo "usage: $0 [-o <'subtree-updater' | 'bundler' | 'deposit-screener' | 'test-actor' | 'insertion-writer'>]" 1>&2; }
-
-while getopts ":p:o:" o; do
-    case "${o}" in
-        o)
-            PUSH_ONLY=${OPTARG}
-            ((PUSH_ONLY == "subtree-updater" || PUSH_ONLY == "bundler" || PUSH_ONLY == "deposit-screener" || PUSH_ONLY == "test-actor" || PUSH_ONLY == "insertion-writer")) || (usage && exit 1)
-            ;;
-        *)
-            SUBTREE_UPDATER_PROVER_MODE="mock"
-            ;;
-    esac
-done
-
-
-if [ "$PUSH_ONLY" == "subtree-updater" ]; then
-    PUSH_SUBTREE_UPDATER=true
-elif [ "$PUSH_ONLY" == "bundler" ]; then
-    PUSH_BUNDLER=true
-elif [ "$PUSH_ONLY" == "deposit-screener" ]; then
-    PUSH_DEPOSIT_SCREENER=true
-elif [ "$PUSH_ONLY" == "test-actor" ]; then
-    PUSH_TEST_ACTOR=true
-elif [ "$PUSH_ONLY" == "insertion-writer" ]; then
-    PUSH_INSERTION_WRITER=true
-elif [ "$PUSH_ONLY" == "balance-monitor" ]; then
-    PUSH_BALANCE_MONITOR=true
-else
-    PUSH_SUBTREE_UPDATER=true
-    PUSH_BUNDLER=true
-    PUSH_DEPOSIT_SCREENER=true
-    PUSH_TEST_ACTOR=true
-    PUSH_INSERTION_WRITER=true
-    PUSH_BALANCE_MONITOR=true
-fi
-
-
-if [ "$PUSH_BUNDLER" == "true" ]; then
-	echo "pushing bundler..."
-	docker push "nocturnelabs/bundler:$COMMIT_HASH"
-else
-	echo "skipping bundler..."
-fi
-
-if [ "$PUSH_DEPOSIT_SCREENER" == "true" ]; then
-	docker push "nocturnelabs/deposit-screener:$COMMIT_HASH"
-else 
-	echo "skipping deposit-screener..."
-fi
-
-if [ "$PUSH_TEST_ACTOR" == "true" ]; then
-	docker push "nocturnelabs/test-actor:$COMMIT_HASH"
-else 
-	echo "skipping test-actor..."
-fi
-
-if [ "$PUSH_SUBTREE_UPDATER" == "true" ]; then
-	docker push "nocturnelabs/subtree-updater:$COMMIT_HASH"
-else 
-	echo "skipping subtree-updater..."
-fi
-
-if [ "$PUSH_INSERTION_WRITER" == "true" ]; then
-    docker push "nocturnelabs/insertion-writer:$COMMIT_HASH"
-else 
-    echo "skipping insertion-writer..."
-fi
-
-if [ "$PUSH_BALANCE_MONITOR" == "true" ]; then
-    docker push "nocturnelabs/balance-monitor:$COMMIT_HASH"
-else 
-    echo "skipping balance-monitor..."
-fi
diff --git a/scripts/push_docker_actors.sh b/scripts/push_docker_actors.sh
new file mode 100755
index 000000000..8de021dc9
--- /dev/null
+++ b/scripts/push_docker_actors.sh
@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+
+COMMIT_HASH=$(git rev-parse --short HEAD)
+docker push 714567495486.dkr.ecr.us-east-2.amazonaws.com/nocturne-actors:$COMMIT_HASH
\ No newline at end of file
diff --git a/scripts/push_docker_updater.sh b/scripts/push_docker_updater.sh
new file mode 100755
index 000000000..53b8ec5b5
--- /dev/null
+++ b/scripts/push_docker_updater.sh
@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+
+COMMIT_HASH=$(git rev-parse --short HEAD)
+docker push 714567495486.dkr.ecr.us-east-2.amazonaws.com/subtree-updater:$COMMIT_HASH
\ No newline at end of file
diff --git a/yarn.lock b/yarn.lock
index 6345e003f..526332bc5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4277,6 +4277,7 @@ __metadata:
     "@opentelemetry/resources": ^1.14.0
     "@opentelemetry/sdk-metrics": ^1.14.0
     "@opentelemetry/semantic-conventions": ^1.14.0
+    "@openzeppelin/defender-relay-client": 1.47.1
     "@types/chai": ^4.3.3
     "@types/chai-as-promised": ^7.1.5
     "@types/mocha": ^10.0.0
@@ -4290,6 +4291,7 @@ __metadata:
     env-cmd: ^10.1.0
     eslint: ^7.32.0
     eslint-config-prettier: ^8.8.0
+    ethers: ^5.7.2
     json-stable-stringify: ^1.0.2
     knex: ^3.0.1
     mocha: ^10.1.0