Switched PHP-FPM socket from TCP to unix

What's Changed

• unix socket instead of tcp sockets between nginx and php-fpm by @vildand in #80

New Contributors

• @vildand made their first contribution in #80

Full Changelog: 2.2.0...2.3.0

Support multi-platform images

• The image is now automatically build for the platforms; AMD4, ARMv6, ARMv7, ARM64

Upgrade Alpine Linux to 3.14

• Upgrade Alpine Linux to 3.14 bringing nginx 1.20

Symlink to php

• Make sure PHP8 is available as php as well for programs that rely on it (fixes #58)

Switched the images to the trafex/php-nginx repository

• Switched the images to the trafex/php-nginx repository

Update PHP to 8.0

• Update PHP to 8.0

Update PHP to 7.4

• Update Alpine Linux to 3.13
• Update PHP to 7.4

Set worker_processes to auto

• Let nginx determine the amount of worker processes based on the number of CPU's

Upgrade Alpine Linux to 3.12

• Upgrade Alpine Linux to 3.12
• Upgrade Nginx to 1.18 (as part of the Alpine Linux update)
• Remove the default nginx configuration in the same layer as where it's added

Add opcache & enabled gzip compression

• Add the PHP Opcode cache extension to improve performance
• Enabled gzip compression in nginx to speed up delivery to the client