Add SLAController and related routes, update create view

Introduced a new SLAController for handling SLA-related operations, including necessary routes and breadcrumb updates. Replaced the select input with a text input in the create view for better flexibility.

app/Http/Controllers/SLAController.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace Modules\Lpj\Http\Controllers;
+
+use App\Http\Controllers\Controller;
+use Illuminate\Http\Request;
+
+class SLAController extends Controller
+{
+    /**
+     * Display a listing of the resource.
+     */
+    public function index()
+    {
+        return view('lpj::SLA.index');
+    }
+
+    /**
+     * Show the form for creating a new resource.
+     */
+    public function create()
+    {
+        return view('lpj::create');
+    }
+
+    /**
+     * Store a newly created resource in storage.
+     */
+    public function store(Request $request)
+    {
+        //
+    }
+
+    /**
+     * Show the specified resource.
+     */
+    public function show($id)
+    {
+        return view('lpj::show');
+    }
+
+    /**
+     * Show the form for editing the specified resource.
+     */
+    public function edit($id)
+    {
+        return view('lpj::edit');
+    }
+
+    /**
+     * Update the specified resource in storage.
+     */
+    public function update(Request $request, $id)
+    {
+        //
+    }
+
+    /**
+     * Remove the specified resource from storage.
+     */
+    public function destroy($id)
+    {
+        //
+    }
+}

app/Models/SLA.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace Modules\Lpj\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+
+class SLA extends Model
+{
+    use HasFactory;
+
+    protected $table = 'sla';
+
+    /**
+     * The attributes that are mass assignable.
+     */
+    protected $guarded = ['id'];
+}