Add get power set

src/main/kotlin/top/fatweb/api/controller/permission/PowerController.kt

@@ -0,0 +1,23 @@
+package top.fatweb.api.controller.permission
+
+import io.swagger.v3.oas.annotations.Operation
+import io.swagger.v3.oas.annotations.tags.Tag
+import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController
+import top.fatweb.api.converter.permission.PowerConverter
+import top.fatweb.api.service.permission.IPowerService
+
+/**
+ * 权限 前端控制器
+ */
+@Tag(name = "权限管理", description = "权限管理相关接口")
+@RestController
+@RequestMapping("/system/power")
+class PowerController(
+    private val powerService: IPowerService
+) {
+    @Operation(summary = "获取权限列表")
+    @GetMapping
+    fun get() = PowerConverter.powerSetToPowerSetVo(powerService.getAll())
+}