feat: implement PortMappingService and add dynamic PHP configuration template with IPC handlers

src/main/ipc/index.ts

@@ -212,7 +212,11 @@ export function registerIpcHandlers(): void {
 
                 const isWindows = process.platform === 'win32';
                 const dbBinary = isWindows ? 'mariadbd.exe' : 'mariadbd';
+                const installBinary = isWindows ? 'mariadb-install-db.exe' : 'mariadb-install-db';
+                const mysqlInstallBinary = isWindows ? 'mysql_install_db.exe' : 'mysql_install_db';
+
                 let binPath = findExecutable(dbBinDir, dbBinary) || findExecutable(dbBinDir, isWindows ? 'mysqld.exe' : 'mysqld');
+                let installPath = findExecutable(dbBinDir, installBinary) || findExecutable(dbBinDir, mysqlInstallBinary);
 
                 if (!binPath) return { success: false, message: 'MariaDB executable bulunamadı. Lütfen indirin.' }
 
@@ -226,16 +230,27 @@ export function registerIpcHandlers(): void {
                 // Also kill anything else listening on the same port
                 await processManager.killByPort(serviceName, dbPort)
 
-                // Initialize if data directory is empty
-                if (!fs.existsSync(dataDir) || fs.readdirSync(dataDir).length === 0) {
+                // Initialize if data directory is empty or missing system tables
+                const systemDbDir = path.join(dataDir, 'mysql')
+                if (!fs.existsSync(dataDir) || fs.readdirSync(dataDir).length === 0 || !fs.existsSync(systemDbDir)) {
                     if (!fs.existsSync(dataDir)) fs.mkdirSync(dataDir, { recursive: true })
                     console.log(`Initializing MariaDB data directory for ${serviceName}...`)
 
                     try {
-                        // Try MariaDB/Modern MySQL initialization first (5.7+/10.x+)
-                        await processManager.runOnce(binPath, ['--initialize-insecure', `--datadir=${dataDir.replace(/\\/g, '/')}`])
+                        const normalizedDataDir = dataDir.replace(/\\/g, '/')
+                        if (installPath) {
+                            console.log(`Using install tool: ${installPath}`)
+                            // MariaDB specific installation
+                            await processManager.runOnce(installPath, [
+                                `--datadir=${normalizedDataDir}`
+                            ])
+                        } else {
+                            console.log(`Using server init: ${binPath}`)
+                            // MySQL 5.7+ / modern MariaDB fallback
+                            await processManager.runOnce(binPath, ['--initialize-insecure', `--datadir=${normalizedDataDir}`])
+                        }
                     } catch (err) {
-                        console.log(`Modern init failed, trying template copy for ${serviceName}...`)
+                        console.log(`Initialization tool failed, trying template copy for ${serviceName}...`)
                         // Fallback: Copy default 'data' folder from binary dir if it exists
                         const templateDataDir = path.join(dbBinDir, 'data')
                         if (fs.existsSync(templateDataDir)) {