Initial Laravel 12 + Filament 5 + Octane skeleton

- Laravel 12 base
- Filament 5 (default admin panel)
- Stancl/Tenancy v3 (config + migrations only)
- Spatie Permission
- Octane FrankenPHP runtime
- Sanctum
- Dockerfile multi-stage (composer + node + frankenphp:8.4)
- Entrypoint runs migrations + caches on boot
- .env.example pre-completat cu hosturi interne Coolify
- Health endpoint /up

Repo init pentru multi-tenant SaaS pe Coolify Hetzner.

.editorconfig

@@ -0,0 +1,18 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+trim_trailing_whitespace = false
+
+[*.{yml,yaml}]
+indent_size = 2
+
+[compose.yaml]
+indent_size = 4