diff --git a/install_database.php b/install_database.php
deleted file mode 100644
index 2193ca1..0000000
--- a/install_database.php
+++ /dev/null
@@ -1,90 +0,0 @@
-<?php
-// install_database.php - installer sementara database Tugas SIG Tiara
-// HAPUS file ini setelah database berhasil diimport.
-
-set_time_limit(300);
-
-$host = getenv('DB_HOST') ?: 'localhost';
-$user = getenv('DB_USER') ?: 'root';
-$pass = getenv('DB_PASS') ?: (getenv('DB_PASSWORD') ?: '');
-$port = (int)(getenv('DB_PORT') ?: 3306);
-$requestedDb = getenv('DB_NAME') ?: 'db_poverty_mapping';
-
-$dbCandidates = array_values(array_unique(array_filter([
-    $requestedDb,
-    getenv('MYSQL_DATABASE') ?: null,
-    'default',
-    'db_poverty_mapping'
-])));
-
-mysqli_report(MYSQLI_REPORT_OFF);
-
-$conn = new mysqli($host, $user, $pass, '', $port);
-
-if ($conn->connect_error) {
-    die("<h2>Install Database Tugas SIG Tiara</h2><p style='color:red'>Koneksi server database gagal: " . htmlspecialchars($conn->connect_error) . "</p>");
-}
-
-$selectedDb = null;
-$selectErrors = [];
-
-foreach ($dbCandidates as $candidate) {
-    if (!$candidate) continue;
-    if (@$conn->select_db($candidate)) {
-        $selectedDb = $candidate;
-        break;
-    }
-    $selectErrors[] = $candidate . ' => ' . $conn->error;
-}
-
-echo "<h2>Install Database Tugas SIG Tiara</h2>";
-echo "<p>Target server: <b>" . htmlspecialchars($host) . ":" . htmlspecialchars((string)$port) . "</b></p>";
-echo "<p>User: <b>" . htmlspecialchars($user) . "</b></p>";
-echo "<p>DB_NAME dari env: <b>" . htmlspecialchars($requestedDb) . "</b></p>";
-
-if (!$selectedDb) {
-    echo "<p style='color:red'><b>Gagal memilih database.</b></p>";
-    echo "<p>Database yang dicoba:</p><pre>" . htmlspecialchars(implode("\n", $selectErrors)) . "</pre>";
-    echo "<p>Solusi: di Coolify bagian <b>Production Environment Variables</b>, ubah <code>DB_NAME</code> menjadi nama database yang ada di ujung <b>MySQL URL internal</b>. Kalau URL internal berakhir dengan <code>/default</code>, isi <code>DB_NAME=default</code>.</p>";
-    exit;
-}
-
-echo "<p>Database yang dipakai: <b>" . htmlspecialchars($selectedDb) . "</b></p>";
-
-$sqlFile = __DIR__ . '/database.sql';
-
-if (!file_exists($sqlFile)) {
-    die("<p style='color:red'>File SQL tidak ditemukan: " . htmlspecialchars($sqlFile) . "</p>");
-}
-
-$sql = file_get_contents($sqlFile);
-
-// Di Coolify, database sudah dibuat oleh resource database.
-// Jadi dump tidak boleh memaksa CREATE DATABASE / USE database lain.
-$sql = preg_replace('/CREATE\s+DATABASE\s+IF\s+NOT\s+EXISTS\s+`?[^`\s;]+`?.*?;/is', '', $sql);
-$sql = preg_replace('/CREATE\s+DATABASE\s+`?[^`\s;]+`?.*?;/is', '', $sql);
-$sql = preg_replace('/USE\s+`?[^`\s;]+`?\s*;/is', '', $sql);
-
-// Supaya import ulang tidak langsung gagal karena tabel sudah ada.
-$sql = preg_replace('/CREATE\s+TABLE\s+`/i', 'CREATE TABLE IF NOT EXISTS `', $sql);
-$sql = preg_replace('/CREATE\s+TABLE\s+IF\s+NOT\s+EXISTS\s+IF\s+NOT\s+EXISTS\s+`/i', 'CREATE TABLE IF NOT EXISTS `', $sql);
-
-if ($conn->multi_query($sql)) {
-    do {
-        if ($result = $conn->store_result()) {
-            $result->free();
-        }
-    } while ($conn->more_results() && $conn->next_result());
-
-    if ($conn->errno) {
-        echo "<p style='color:red'>Ada error saat import: " . htmlspecialchars($conn->error) . "</p>";
-    } else {
-        echo "<p style='color:green;font-weight:bold'>Database berhasil diimport ke database <code>" . htmlspecialchars($selectedDb) . "</code>.</p>";
-        echo "<p>Setelah ini, hapus file <code>install_database.php</code> dari repo lalu redeploy.</p>";
-    }
-} else {
-    echo "<p style='color:red'>Import gagal: " . htmlspecialchars($conn->error) . "</p>";
-}
-
-$conn->close();
-?>