[cleanup] add plugin interface

app/Domain/Plugins/Contracts/PluginInterface.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace Leantime\Domain\Plugins\Contracts;
+
+/**
+ * Interface PluginInterface
+ *
+ * This interface represents a plugin that can be installed, uninstalled, enabled, and disabled.
+ */
+interface PluginInterface
+{
+
+    /**
+     * Installs the plugin.
+     *
+     * @return bool True if the installation is successful, false otherwise.
+     */
+    public function install(): bool;
+
+    /**
+     * Uninstalls the plugin.
+     *
+     * This method performs the necessary actions to uninstall the application and remove all associated files and data.
+     *
+     * @return bool Returns true if the uninstallation is successful, false otherwise.
+     */
+    public function uninstall(): bool;
+
+    /**
+     * Enables the plugin.
+     *
+     * This method performs the necessary actions to enable the specified functionality. It may update configuration settings, start background processes, or perform any other actions required
+     * to enable the functionality.
+     *
+     * @return bool Returns true if the enable operation is successful, false otherwise.
+     */
+    public function enable(): bool;
+
+    /**
+     * Disable the plugin.
+     *
+     * This method disables the functionality and returns a boolean value indicating whether the functionality is successfully disabled or not.
+     *
+     * @return bool True if the functionality is successfully disabled, false otherwise.
+     */
+    public function disable(): bool;
+
+
+}