Add initial command, get values from build.yaml

src/Console/Command/BuildConfigurationCommand.php

@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OliverDaviesLtd\BuildConfiguration\Console\Command;
+
+use Symfony\Component\Console\Attribute\AsCommand;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\Yaml\Yaml;
+
+#[AsCommand(
+    description: 'Build configuration files',
+    name: 'build-configuration'
+)]
+final class BuildConfigurationCommand extends Command
+{
+    public function execute(InputInterface $input, OutputInterface $output)
+    {
+        // Find a build.yaml file.
+        $buildYaml = Yaml::parseFile(getcwd().'/build.yaml');
+
+        $io = new SymfonyStyle($input, $output);
+        $io->info("Building configuration for {$buildYaml['name']}.");
+
+        // Parse its contents.
+        // Generate the appropriate configuration files.
+    //
+        return Command::SUCCESS;
+    }
+}
+