diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 65ae85a..5e648fa 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -13,7 +13,7 @@
 	// "forwardPorts": [],
 
 	// Use 'postCreateCommand' to run commands after the container is created.
-	// "postCreateCommand": "yarn install",
+	"postCreateCommand": "yarn install",
 
 	// Configure tool-specific properties.
 	// "customizations": {},
diff --git a/bs3/package.json b/bs3/package.json
index f8d1f46..a8ca1c3 100644
--- a/bs3/package.json
+++ b/bs3/package.json
@@ -36,6 +36,7 @@
     "@typescript-eslint/parser": "^8.29.1",
     "env-cmd": "^10.1.0",
     "eslint": "^9.24.0",
+    "eslint-config-react-app": "^7.0.1",
     "typescript": "^5.8.3"
   },
   "scripts": {
diff --git a/bs3/src/AppWrapper.tsx b/bs3/src/AppWrapper.tsx
index 26be926..4b5dcf4 100644
--- a/bs3/src/AppWrapper.tsx
+++ b/bs3/src/AppWrapper.tsx
@@ -8,7 +8,7 @@ interface AppModalProps {
 }
 
 const AppModal: React.FC<AppModalProps> = ({ onClose }) => {
-  const [showModal, setShowModal] = useState(true);
+  const [showModal] = useState(true);
 
   return (
     <Modal
diff --git a/bs3/src/pages/new-post-form.tsx b/bs3/src/pages/new-post-form.tsx
index e61dba3..61efd0d 100644
--- a/bs3/src/pages/new-post-form.tsx
+++ b/bs3/src/pages/new-post-form.tsx
@@ -4,7 +4,6 @@ import React, {
   useMemo,
   useEffect,
   useRef,
-  FormEvent,
 } from "react";
 import {
   Paper,
diff --git a/bs3/src/pages/post-detail.tsx b/bs3/src/pages/post-detail.tsx
index ec8cea7..fd44b40 100644
--- a/bs3/src/pages/post-detail.tsx
+++ b/bs3/src/pages/post-detail.tsx
@@ -3,7 +3,6 @@ import { useLoaderData } from "react-router-dom";
 import BasicCard from "../components/post-card";
 import { useSelector } from "react-redux";
 import MainActionFab from "../components/main-action-buttons";
-import { PostData } from "../types/types";
 import { RootState } from "../app/store";
 import type { LoaderFunction } from '@remix-run/router';
 
diff --git a/bs3/src/pages/post-list.tsx b/bs3/src/pages/post-list.tsx
index e834203..76d847d 100644
--- a/bs3/src/pages/post-list.tsx
+++ b/bs3/src/pages/post-list.tsx
@@ -1,4 +1,4 @@
-import React, { useState, MouseEvent } from "react";
+import React, { useState } from "react";
 import BasicCard from "../components/post-card";
 import Button from '@mui/material/Button';
 import Snackbar, { SnackbarCloseReason } from '@mui/material/Snackbar';