restructure backend.

.gitignore

-/node_modules
\ No newline at end of file

backend/.gitignore

+# dependencies
+/node_modules
+package-lock.json

Dockerfile → backend/Dockerfile

 # Base image for Node.js
-FROM node:14
-
+FROM node:16
 # Set working directory in the container
 WORKDIR /app
 

package.json → backend/package.json

 {
-  "name": "corps-directory",
+  "name": "backend",
   "version": "1.0.0",
-  "description": "",
+  "description": "Backend for corps directory capstone project.",
   "main": "index.js",
   "scripts": {
     "start": "nodemon index.js",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
-  "keywords": [],
   "author": "",
   "license": "ISC",
   "dependencies": {
     "express": "^4.21.0",
-    "mysql": "^2.18.1",
-    "mysql2": "^3.11.3"
-  },
-  "devDependencies": {
+    "mysql2": "^3.11.3",
     "nodemon": "^3.1.7"
   }
 }