fix(repository): Move backend code into subdirectory

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

.github/workflows/backend-docker.yml

@@ -2,7 +2,7 @@
 #
 # SPDX-License-Identifier: AGPL-3.0-only
 
-name: Docker
+name: Backend / Docker
 
 on:
   push:
@@ -14,6 +14,8 @@ jobs:
   build-dev:
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@v3
+
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
 
@@ -28,15 +30,16 @@ jobs:
         uses: docker/build-push-action@v3
         with:
           push: true
-          file: docker/Dockerfile
+          file: backend/docker/Dockerfile
           tags: ghcr.io/${{ github.repository_owner }}/${{ github.event.repository.name }}-ci:${{ github.sha }}
           target: development
           cache-from: type=gha
           cache-to: type=gha,mode=max
+          context: .
 
   sqlite-test:
     runs-on: ubuntu-latest
-    needs: [build-dev]
+    needs: [ build-dev ]
     container:
       image: ghcr.io/${{ github.repository_owner }}/${{ github.event.repository.name }}-ci:${{ github.sha }}
     steps:
@@ -44,7 +47,7 @@ jobs:
 
   sqlite-e2e:
     runs-on: ubuntu-latest
-    needs: [build-dev]
+    needs: [ build-dev ]
     container:
       image: ghcr.io/${{ github.repository_owner }}/${{ github.event.repository.name }}-ci:${{ github.sha }}
     steps:
@@ -52,8 +55,10 @@ jobs:
 
   build-prod:
     runs-on: ubuntu-latest
-    needs: [sqlite-test, sqlite-e2e]
+    needs: [ sqlite-test, sqlite-e2e ]
     steps:
+      - uses: actions/checkout@v3
+
       - name: Generate Docker metadata
         id: meta
         uses: docker/metadata-action@v4
@@ -83,8 +88,9 @@ jobs:
         uses: docker/build-push-action@v3
         with:
           push: ${{ github.event_name != 'pull_request' }}
-          file: docker/Dockerfile
+          file: backend/docker/Dockerfile
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
           cache-from: type=gha
           cache-to: type=gha,mode=max
+          context: .

.github/workflows/backend-e2e-tests.yml

@@ -2,7 +2,7 @@
 #
 # SPDX-License-Identifier: AGPL-3.0-only
 
-name: E2E Tests
+name: Backend / E2E Tests
 
 on:
   push:
@@ -13,6 +13,9 @@ on:
 env:
   NODEJS_VERSION: 18
 
+defaults:
+  run:
+    working-directory: backend
 
 jobs:
   sqlite: # This run also collects coverage
@@ -24,13 +27,14 @@ jobs:
       - name: Use Node.js ${{ env.NODEJS_VERSION }}
         uses: actions/setup-node@v3
         with:
+          cache-dependency-path: backend/yarn.lock
           node-version: ${{ env.NODEJS_VERSION }}
           cache: 'yarn'
       - run: yarn install --immutable
       - run: yarn run test:e2e:cov
       - uses: codecov/codecov-action@v3
         with:
-          directory: coverage-e2e
+          directory: backend/coverage-e2e
           flags: e2e-tests
 
   mariadb:
@@ -53,6 +57,7 @@ jobs:
       - name: Use Node.js ${{ env.NODEJS_VERSION }}
         uses: actions/setup-node@v3
         with:
+          cache-dependency-path: backend/yarn.lock
           node-version: ${{ env.NODEJS_VERSION }}
           cache: 'yarn'
       - run: yarn install --immutable
@@ -78,6 +83,7 @@ jobs:
       - name: Use Node.js ${{ env.NODEJS_VERSION }}
         uses: actions/setup-node@v3
         with:
+          cache-dependency-path: backend/yarn.lock
           node-version: ${{ env.NODEJS_VERSION }}
           cache: 'yarn'
       - run: yarn install --immutable

.github/workflows/backend-tests.yml

@@ -3,7 +3,7 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 
-name: Nest.JS CI
+name: Backend / Lint and Test
 
 on:
   push:
@@ -14,23 +14,23 @@ on:
 env:
   NODEJS_VERSION: 18
 
+defaults:
+  run:
+    working-directory: backend
+
 jobs:
   lint:
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        command:
-          - yarn run lint
-          - yarn run format
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js ${{ env.NODEJS_VERSION }}
         uses: actions/setup-node@v3
         with:
+          cache-dependency-path: backend/yarn.lock
           node-version: ${{ env.NODEJS_VERSION }}
           cache: 'yarn'
       - run: yarn install --immutable
-      - run: ${{matrix.command}}
+      - run: yarn run lint
   build:
     runs-on: ubuntu-latest
     strategy:
@@ -41,6 +41,7 @@ jobs:
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v3
         with:
+          cache-dependency-path: backend/yarn.lock
           node-version: ${{ matrix.node-version }}
           cache: 'yarn'
       - run: yarn install --immutable
@@ -55,11 +56,12 @@ jobs:
       - name: Use Node.js ${{ env.NODEJS_VERSION }}
         uses: actions/setup-node@v3
         with:
+          cache-dependency-path: backend/yarn.lock
           node-version: ${{ env.NODEJS_VERSION }}
           cache: 'yarn'
       - run: yarn install --immutable
       - run: yarn run test:cov
       - uses: codecov/codecov-action@v3
         with:
-          directory: coverage
+          directory: backend/coverage
           flags: integration-tests

.github/workflows/reuse.yml

@@ -6,9 +6,9 @@ name: REUSE Compliance Check
 
 on:
   push:
-    branches: [develop]
+    branches: [ develop ]
   pull_request:
-    branches: [develop]
+    branches: [ develop ]
 
 jobs:
   reuse: