404 NOT FOUND After file hosting in server

I uploaded my wesite in sub folder in sever for testing like

public_html --> dev -> jaccdemy(website)

when i try to load my site it shows 404 error

i place .htaccess file in public folder code is :

Options -MultiViews -Indexes

RewriteEngine On

# Handle Authorization Header
RewriteCond %{HTTP:Authorization} .
RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]

# Redirect Trailing Slashes If Not A Folder...
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_URI} (.+)/$
RewriteRule ^ %1 [L,R=301]

# Send Requests To Front Controller...
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME} !-f
RewriteRule ^ index.php [L]

and another .htacess file in jaccademy folder

code is:

RewriteEngine On RewriteRule ^(.*)$ public/$1 [L]