feat(app): fresh module-platform, provider, middleware, rule and support implementation

app/Http/Middleware/TrustProxies.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Illuminate\Http\Middleware\TrustProxies as FrameworkTrustProxies;
+use Illuminate\Http\Request;
+
+/**
+ * Teaches the request object which upstream proxies may rewrite the client's
+ * address, host, port and scheme.
+ */
+class TrustProxies extends FrameworkTrustProxies
+{
+    /**
+     * Proxies the application accepts forwarded headers from, resolved lazily
+     * by {@see self::proxies()}.
+     *
+     * @var array
+     */
+    protected $proxies;
+
+    /**
+     * Bitmask of the forwarding headers that are honoured.
+     *
+     * @var array
+     */
+    protected $headers = Request::HEADER_X_FORWARDED_FOR
+        | Request::HEADER_X_FORWARDED_HOST
+        | Request::HEADER_X_FORWARDED_PORT
+        | Request::HEADER_X_FORWARDED_PROTO
+        | Request::HEADER_X_FORWARDED_AWS_ELB;
+
+    /**
+     * Resolve the trusted proxy list.
+     *
+     * Defaults to trusting every hop, which suits the containerised installs
+     * that sit behind an operator-controlled reverse proxy.
+     *
+     * @return string|array|null
+     */
+    protected function proxies()
+    {
+        $this->proxies = env('TRUSTED_PROXIES', '*');
+
+        return $this->proxies;
+    }
+}