BC: Rename .php.ini into .user.ini.

README.md

@@ -128,7 +128,7 @@ nix shell github:loophp/nix-shell#php81
 php -c /path/to/the/config.ini <<command>>
 ```
 
-Another option would be to create a `.php.ini` file within your
+[Another option][doc .user.ini] would be to create a `.user.ini` file within your
 current working directory before running the PHP environment,
 as such:
 
@@ -199,4 +199,5 @@ For more detailed changelogs, please check [the release changelogs][45].
 [47]: https://github.com/jtojnar
 [48]: https://github.com/fossar/nix-phps
 [50]: https://nixos.org/download.html
-[52]: https://github.com/aanderse
+[52]: https://github.com/aanderse
+[doc .user.ini]: https://www.php.net/manual/en/configuration.file.per-user.php

flake.nix

@@ -101,7 +101,7 @@
               # Convert the set into a list, filter out values not starting with "ext-", get rid of the first 4 characters from the name
               userExtensions = map (x: builtins.substring 4 (builtins.stringLength x) x) (builtins.filter (x: (builtins.substring 0 4 x) == "ext-") (lib.flatten composerRequiresMap));
 
-              phpIniFile = "${builtins.getEnv "PWD"}/.php.ini";
+              phpIniFile = "${builtins.getEnv "PWD"}/.user.ini";
 
               extensions = builtins.filter (x: !builtins.elem x withoutExtensions) (lib.unique (withExtensions ++ userExtensions));
             in