db.json

{
  /* Visit https://firebase.google.com/docs/database/security to learn more about security rules. */
  "rules": {
    ".read": "true",
    ".write": "true",
      "profiles": {
        "$user_id": {
        ".write": "$user_id === auth.uid"   
      }
    },
      
      "posts": {
        ".indexOn": "created_at",
        "$post": {
          ".write": "auth != null && !data.exists()  || (!newData.exists() && data.child('user_id').val() === auth.uid)",
          ".validate": "newData.hasChildren(['user_id', 'created_at', 'image'])",
            "create_at": {
            ".validate": "newData.val() <= now && newData.val() >= now - 60000"
          },
            "user_id": {
              ".validate": "newData.val() === auth.uid"
            }
        	}
      	},
          ".indexOn": "email"
    }
  }


  /*this is the setup of the firebase database*/