Improved Latency graph (#15940)

* Improved Latency graph
Store loss+jitter info in rrd instead of database
New graph icmp_perf (legacy ping_perf still valid referencing part of the newer data)
Delete device_perf table

* Change loss to an area so it is more visible

* Style fixes

* Cleanups from phpstan & tests

* exit_code fix

* Remove alert usage of device_perf

* Don't use magic __get

* Add test for bulkPing
Add host to previous tests

* style fixes

* Fix issue fping error responses

database/migrations/2024_04_10_093513_remove_device_perf.php

@@ -0,0 +1,36 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::dropIfExists('device_perf');
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::create('device_perf', function (Blueprint $table) {
+            $table->increments('id');
+            $table->unsignedInteger('device_id')->index();
+            $table->dateTime('timestamp');
+            $table->integer('xmt');
+            $table->integer('rcv');
+            $table->integer('loss');
+            $table->float('min');
+            $table->float('max');
+            $table->float('avg');
+            $table->text('debug')->nullable();
+            $table->index(['device_id', 'timestamp']);
+        });
+    }
+};