v4.0.0

• merged with master by @techmahedy in #290
• merged with master (#290) by @techmahedy in #291
• Introduce Doppar 4.x Application Skeleton by @techmahedy in #289
• Rename ServiceProvider to ServiceLauncher by @techmahedy in #292
• Redesign Error Page for 4.x Version by @techmahedy in #293
• Remove CastToDate for 4.x by @techmahedy in #294
• Relocate Framework Attributes for 4.x by @techmahedy in #295
• Prompt for launcher selection in vendor:publish by @techmahedy in #297
• Migrate Mailer from PHPMailer to Symfony Mailer (Doppar 4.x) by @techmahedy in #298
• session regenerate after successfull login: by @techmahedy in #299
• fix: mass-assignment on update: by @techmahedy in #300
• fix: SQL identifier injection by @techmahedy in #302
• fix: Route response()->view() through the Odo rendering engine by @rrr63 in #301
• fix : cross-platform absolute path handling in base_path() by @rrr63 in #303
• feat: add attribute-based DTO validation by @rrr63 in #304
• fix: base_path() ambiguity crashes Router::getControllerClasses() on getPrefixesPsr4() by @techmahedy in #305
• Fix #4 done: path traversal in Storage by @techmahedy in #306
• Fix #5 encryption — APP_KEY decode bug + move to AEAD by @techmahedy in #307
• Fix #9 after_created hook ordering by @techmahedy in #308
• Fix Model::__get() swallowing \Throwable by @techmahedy in #309
• resolve terminating callback dependencies via container by @techmahedy in #310
• fix: enforce enum column values on Postgres and SQLite by @techmahedy in #311
• fix: Schema::table() generated CREATE TABLE instead of ALTER TABLE on every driver by @techmahedy in #312
• Fix: DI resolution-order bug by @techmahedy in #313
• base path is now injected via the constructor, no global BASE_PATH constant by @techmahedy in #315
• refactor: Router depends on GatewayInterface instead of extending Kernel by @techmahedy in #314
• Environment configuration switches from .env to env.toml by @techmahedy in #316
• Fix 2FA QR code generation for chillerlan/php-qrcode v6 by @techmahedy in #317
• Redesign the 4.x welcome page across all frontend install stubs by @techmahedy in #318
• welcome page related change unit test issue fix: by @techmahedy in #319
• finalize the doppar 4.x version welcome page by @techmahedy in #320
• readme.md updated for 4.x version: by @techmahedy in #321
• Separate Request::capture() from superglobal reads by @techmahedy in #322
• fix: Harden Support\File against path traversal and spoofed MIME types by @techmahedy in #323
• Detect real file content for the mimes validation rule by @techmahedy in #324
• Bump dev master 3.x to 4.x by @techmahedy in #325
• readme.md updated by @techmahedy in #326
• README.md updated by @techmahedy in #328