diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..99606a4
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,29 @@
+on:
+  # Push to long living branches or PRs
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  lint:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup Node.js
+        uses: actions/setup-node@v2
+        with:
+          node-version: '16'
+      - run: npm install
+      - run: npm run lint
+  # Fix and re-activate after https://github.com/cosmos/cosmos-multisig-ui/pull/61
+  # build:
+  #   runs-on: ubuntu-20.04
+  #   steps:
+  #     - uses: actions/checkout@v2
+  #     - name: Setup Node.js
+  #       uses: actions/setup-node@v2
+  #       with:
+  #         node-version: '16'
+  #     - run: npm install
+  #     - run: npm run build
diff --git a/components/chainSelect/ChainSelect.js b/components/chainSelect/ChainSelect.js
index 372dbf7..01c1440 100644
--- a/components/chainSelect/ChainSelect.js
+++ b/components/chainSelect/ChainSelect.js
@@ -33,7 +33,7 @@ const ChainSelect = () => {
   const [tempRegistryName, setRegistryName] = useState(state.chain.registryName);
   const [tempExplorerLink, setExplorerLink] = useState(state.chain.explorerLink);
 
-  let url = "https://api.github.com/repos/cosmos/chain-registry/contents";
+  const url = "https://api.github.com/repos/cosmos/chain-registry/contents";
 
   useEffect(() => {
     getGhJson();
diff --git a/components/forms/TransactionSigning.js b/components/forms/TransactionSigning.js
index 0dba118..1327fa4 100644
--- a/components/forms/TransactionSigning.js
+++ b/components/forms/TransactionSigning.js
@@ -1,7 +1,7 @@
 import React, { useState } from "react";
 import axios from "axios";
 import { toBase64 } from "@cosmjs/encoding";
-import { assertIsDeliverTxFailure, SigningStargateClient } from "@cosmjs/stargate";
+import { SigningStargateClient } from "@cosmjs/stargate";
 import { assert } from "@cosmjs/utils";
 
 import { useAppContext } from "../../context/AppContext";
@@ -38,7 +38,7 @@ const TransactionSigning = (props) => {
 
   const connectLedger = async () => {
     // Prepare ledger
-    const ledgerTransport = await TransportWebUSB.create(120_000, 120_000);
+    const ledgerTransport = await TransportWebUSB.create(120000, 120000);
 
     // Setup signer
     const offlineSigner = new LedgerSigner(ledgerTransport, {
@@ -61,10 +61,11 @@ const TransactionSigning = (props) => {
   const signTransaction = async () => {
     const offlineSigner =
       walletType === "keplr" ? window.getOfflineSignerOnlyAmino(state.chain.chainId) : ledgerSigner;
-    
-    const signerAddress = walletType === "keplr"
-      ? walletAccount.bech32Address
-      : (await ledgerSigner.getAccounts())[0]?.address;
+
+    const signerAddress =
+      walletType === "keplr"
+        ? walletAccount.bech32Address
+        : (await ledgerSigner.getAccounts())[0]?.address;
     assert(signerAddress, "Missing signer address");
     const signingClient = await SigningStargateClient.offline(offlineSigner);
 
diff --git a/pages/multi/[address]/index.js b/pages/multi/[address]/index.js
index e6333f4..39ae39b 100644
--- a/pages/multi/[address]/index.js
+++ b/pages/multi/[address]/index.js
@@ -23,7 +23,7 @@ function participantAddressesFromMultisig(multisigPubkey, addressPrefix) {
   );
 }
 
-const multipage = (props) => {
+const multipage = (_props) => {
   const { state } = useAppContext();
   const [showTxForm, setShowTxForm] = useState(false);
   const [holdings, setHoldings] = useState("");