refactor(ai): extract assistant into an official module (#749)

* feat(modules): expose host data boundaries

* feat(modules): add frontend extension surfaces

* refactor(ai): remove assistant from core

* chore(ai): prepare the module extraction

* fix(modules): load extension styles after the host bundle

* chore(modules): lock SDK 3.3.0

app/Platform/Modules/Infrastructure/EloquentHostSettingsStore.php

@@ -0,0 +1,52 @@
+<?php
+
+namespace App\Platform\Modules\Infrastructure;
+
+use App\Domains\Accounts\Models\CompanySetting;
+use App\Platform\Operations\Models\Setting;
+use InvoiceShelf\Modules\Contracts\Host\SettingsStore;
+
+/**
+ * The module SDK intentionally deals in opaque values. Encryption and other
+ * value transformations remain the responsibility of the calling module.
+ */
+class EloquentHostSettingsStore implements SettingsStore
+{
+    public function getGlobal(string $key, mixed $default = null): mixed
+    {
+        return Setting::getSetting($key) ?? $default;
+    }
+
+    public function putGlobal(string $key, mixed $value): void
+    {
+        Setting::setSetting($key, $value);
+    }
+
+    public function deleteGlobal(string $key): void
+    {
+        Setting::query()->where('option', $key)->delete();
+    }
+
+    public function getCompany(int $companyId, string $key, mixed $default = null): mixed
+    {
+        return CompanySetting::getSetting($key, $companyId) ?? $default;
+    }
+
+    public function putCompany(int $companyId, string $key, mixed $value): void
+    {
+        CompanySetting::setSettings([$key => $value], $companyId);
+    }
+
+    public function deleteCompany(int $companyId, string $key): void
+    {
+        CompanySetting::query()
+            ->where('company_id', $companyId)
+            ->where('option', $key)
+            ->delete();
+    }
+
+    public function deleteCompanyForAll(string $key): void
+    {
+        CompanySetting::query()->where('option', $key)->delete();
+    }
+}