Add .vscode/extensions.json and update .gitignore

Author: JJozef

.gitignore

@@ -34,3 +34,7 @@ yarn-error.log*
 # typescript
 *.tsbuildinfo
 next-env.d.ts
+
+
+# exclude these files from being ignored
+!.vscode/extensions.json

.vscode/extensions.json

@@ -0,0 +1,7 @@
+{
+  "recommendations": [
+    "esbenp.prettier-vscode",
+    "dbaeumer.vscode-eslint",
+    "usernamehw.errorlens"
+  ]
+}