packages and .gitignore updated.

web/.gitignore

@@ -21,3 +21,6 @@
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
+
+# eslint
+.eslintcache

web/package.json

@@ -3,13 +3,13 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "@material-ui/core": "^4.11.2",
+    "@material-ui/core": "^4.11.4",
-    "@material-ui/icons": "^4.9.1",
+    "@material-ui/icons": "^4.11.2",
-    "fontsource-roboto": "^3.0.3",
+    "fontsource-roboto": "^4.0.0",
-    "material-ui-image": "^3.3.0",
+    "material-ui-image": "^3.3.2",
-    "react": "^17.0.1",
+    "react": "^17.0.2",
-    "react-dom": "^17.0.1",
+    "react-dom": "^17.0.2",
-    "react-scripts": "4.0.1",
+    "react-scripts": "4.0.3",
     "styled-components": "^5.3.0"
   },
   "scripts": {
@@ -37,17 +37,17 @@
     ]
   },
   "devDependencies": {
-    "@babel/cli": "^7.2.3",
+    "@babel/cli": "^7.14.3",
-    "@babel/core": "^7.2.2",
+    "@babel/core": "^7.14.3",
-    "@babel/plugin-proposal-class-properties": "^7.3.4",
+    "@babel/plugin-proposal-class-properties": "^7.13.0",
-    "@babel/plugin-transform-react-jsx": "^7.2.0",
+    "@babel/plugin-transform-react-jsx": "^7.14.3",
-    "babel-minify": "^0.5.0",
+    "babel-minify": "^0.5.1",
-    "babel-preset-minify": "^0.5.0",
+    "babel-preset-minify": "^0.5.1",
-    "eslint": "^7.14.0",
+    "eslint": "^7.27.0",
     "gulp": "^4.0.2",
     "gulp-inline-source": "^4.0.0",
-    "gulp-replace": "^1.0.0",
+    "gulp-replace": "^1.1.3",
-    "prettier": "2.2.1"
+    "prettier": "2.3.0"
   },
   "description": "",
   "main": "gulpfile.js",