feat: Notifiers CRUD (#337)

* introduce scaffold for new models

* wip: shoutrrr wrapper (may remove)

* update schema files

* gen: ent code

* gen: migrations

* go mod tidy

* add group_id to notifier

* db migration

* new mapper helpers

* notifier repo

* introduce experimental adapter pattern for hdlrs

* refactor adapters to fit more common use cases

* new routes for notifiers

* update errors to fix validation panic

* go tidy

* reverse checkbox label display

* wip: notifiers UI

* use badges instead of text

* improve documentation

* add scaffold schema reference

* remove notifier service

* refactor schema folder

* support group edges via scaffold

* delete test file

* include link to API docs

* audit and update documentation + improve format

* refactor schema edges

* refactor

* add custom validator

* set validate + order fields by name

* fix failing tests

frontend/lib/api/__test__/user/notifier.test.ts

@@ -0,0 +1,59 @@
+import { faker } from "@faker-js/faker";
+import { describe, expect, test } from "vitest";
+import { factories } from "../factories";
+
+describe("basic notifier workflows", () => {
+  test("user should be able to create, update, and delete a notifier", async () => {
+    const { client } = await factories.client.singleUse();
+
+    // Create Notifier
+    const result = await client.notifiers.create({
+      name: faker.name.firstName(),
+      url: "discord://" + faker.random.alphaNumeric(10),
+      isActive: true,
+    });
+
+    expect(result.error).toBeFalsy();
+    expect(result.status).toBe(201);
+    expect(result.data).toBeTruthy();
+
+    const notifier = result.data;
+
+    // Update Notifier with new URL
+    {
+      const updateData = {
+        name: faker.name.firstName(),
+        url: "discord://" + faker.random.alphaNumeric(10),
+        isActive: true,
+      };
+
+      const updateResult = await client.notifiers.update(notifier.id, updateData);
+      expect(updateResult.error).toBeFalsy();
+      expect(updateResult.status).toBe(200);
+      expect(updateResult.data).toBeTruthy();
+      expect(updateResult.data.name).not.toBe(notifier.name);
+    }
+
+    // Update Notifier with empty URL
+    {
+      const updateData = {
+        name: faker.name.firstName(),
+        url: null,
+        isActive: true,
+      };
+
+      const updateResult = await client.notifiers.update(notifier.id, updateData);
+      expect(updateResult.error).toBeFalsy();
+      expect(updateResult.status).toBe(200);
+      expect(updateResult.data).toBeTruthy();
+      expect(updateResult.data.name).not.toBe(notifier.name);
+    }
+
+    // Delete Notifier
+    {
+      const deleteResult = await client.notifiers.delete(notifier.id);
+      expect(deleteResult.error).toBeFalsy();
+      expect(deleteResult.status).toBe(204);
+    }
+  });
+});