fix: Move content into to frontend directory

Doing this BEFORE the merge prevents a lot of merge conflicts.

Signed-off-by: Tilman Vatteroth <git@tilmanvatteroth.de>

src/api/common/api-response.test.ts

@@ -1,55 +0,0 @@
-/*
- * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
- *
- * SPDX-License-Identifier: AGPL-3.0-only
- */
-
-import { Mock } from 'ts-mockery'
-import { ApiResponse } from './api-response'
-
-describe('ApiResponse', () => {
-  it('getResponse returns input response', () => {
-    const mockResponse = Mock.of<Response>()
-    const responseObj = new ApiResponse(mockResponse)
-    expect(responseObj.getResponse()).toEqual(mockResponse)
-  })
-
-  it('asBlob', async () => {
-    const mockBlob = Mock.of<Blob>()
-    const mockResponse = Mock.of<Response>({
-      blob(): Promise<Blob> {
-        return Promise.resolve(mockBlob)
-      }
-    })
-    const responseObj = new ApiResponse(mockResponse)
-    await expect(responseObj.asBlob()).resolves.toEqual(mockBlob)
-  })
-
-  describe('asParsedJsonObject with', () => {
-    it('invalid header', async () => {
-      const mockHeaders = new Headers()
-      mockHeaders.set('Content-Type', 'text/invalid')
-      const mockResponse = Mock.of<Response>({
-        headers: mockHeaders
-      })
-      const responseObj = new ApiResponse(mockResponse)
-      await expect(responseObj.asParsedJsonObject()).rejects.toThrow('Response body does not seem to be JSON encoded')
-    })
-
-    it('valid header', async () => {
-      const mockHeaders = new Headers()
-      mockHeaders.set('Content-Type', 'application/json')
-      const mockBody = {
-        Hedgy: '🦔'
-      }
-      const mockResponse = Mock.of<Response>({
-        headers: mockHeaders,
-        json(): Promise<typeof mockBody> {
-          return Promise.resolve(mockBody)
-        }
-      })
-      const responseObj = new ApiResponse(mockResponse)
-      await expect(responseObj.asParsedJsonObject()).resolves.toEqual(mockBody)
-    })
-  })
-})