refactor: replace custom CRM with Monica fork

app/Models/Settings/Currency.php

@@ -0,0 +1,12 @@
+<?php
+
+namespace App\Models\Settings;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Currency extends Model
+{
+    protected $table = 'currencies';
+
+    public $timestamps = false;
+}

app/Models/Settings/Term.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Models\Settings;
+
+use App\Models\User\User;
+use Illuminate\Database\Eloquent\Model;
+
+class Term extends Model
+{
+    /**
+     * The attributes that aren't mass assignable.
+     *
+     * @var array<string>|bool
+     */
+    protected $guarded = ['id'];
+
+    /**
+     * Get the user record associated with the term.
+     */
+    public function users()
+    {
+        return $this->belongsToMany(User::class)->withPivot('user_id')->withTimestamps();
+    }
+}