chore: sync repository snapshot

_legacy_original/api/env.php

@@ -0,0 +1,56 @@
+<?php
+// ── RESOLUSI ENVIRONMENT VARIABLE ────────────────────────────────────────────
+// Dipakai oleh api/config.php dan docker/init-db.php. Prioritas nilai mengikuti
+// perilaku Coolify (lihat coolify-deployment.md Aturan #1):
+//   env var asli (Coolify/Docker) > file .env di root project > default.
+// File .env opsional — di dalam container memang tidak ada.
+
+function loadEnvFile(string $path): array
+{
+    if (!is_file($path)) {
+        return [];
+    }
+
+    $vars = [];
+    foreach (file($path, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES) as $line) {
+        if (str_starts_with(trim($line), '#') || !str_contains($line, '=')) continue;
+        [$key, $value] = explode('=', $line, 2);
+        $vars[trim($key)] = trim($value);
+    }
+    return $vars;
+}
+
+function env(string $key): ?string
+{
+    static $fileVars = null;
+    if ($fileVars === null) {
+        $fileVars = loadEnvFile(__DIR__ . '/../.env');
+    }
+
+    $real = getenv($key);
+    if ($real !== false && $real !== '') {
+        return $real;
+    }
+    return ($fileVars[$key] ?? '') !== '' ? $fileVars[$key] : null;
+}
+
+// Nama variabel project ini (DB_NAME/DB_USER/DB_PASS) maupun alias gaya Laravel
+// (DB_DATABASE/DB_USERNAME/DB_PASSWORD) sama-sama diterima — lihat Aturan #2.
+function dbConfig(): array
+{
+    $envAny = function (array $keys, string $default): string {
+        foreach ($keys as $key) {
+            $value = env($key);
+            if ($value !== null) return $value;
+        }
+        return $default;
+    };
+
+    return [
+        'host'     => $envAny(['DB_HOST'], 'localhost'),
+        'port'     => $envAny(['DB_PORT'], '3306'),
+        'dbname'   => $envAny(['DB_NAME', 'DB_DATABASE'], ''),
+        'username' => $envAny(['DB_USER', 'DB_USERNAME'], 'root'),
+        'password' => $envAny(['DB_PASS', 'DB_PASSWORD'], ''),
+    ];
+}