Update to node v18

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

.github/workflows/build.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node: [ '14', '16' ]
+        node: [ '14', '16', '18' ]
     name: Test and build with NodeJS ${{ matrix.node }}
     steps:
       - name: Checkout repository
@@ -30,7 +30,7 @@ jobs:
           path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
           key: ${{ runner.os }}-${{ matrix.node }}-yarn-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
-            ${{ runner.os }}-yarn-
+            ${{ runner.os }}-yarn-18
       - name: Set up NodeJS
         uses: actions/setup-node@v3
         with:

.github/workflows/deploy-main.yml

@@ -25,14 +25,14 @@ jobs:
         id: yarn-cache
         with:
           path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
-          key: ${{ runner.os }}-16-yarn-${{ hashFiles('**/yarn.lock') }}
+          key: ${{ runner.os }}-18-yarn-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
-            ${{ runner.os }}-yarn
+            ${{ runner.os }}-yarn-18
 
       - name: Set up NodeJS
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
 
       - name: Install dependencies
         run: yarn install --immutable

.github/workflows/deploy-pr.yml

@@ -25,14 +25,14 @@ jobs:
         id: yarn-cache
         with:
           path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
-          key: ${{ runner.os }}-16-yarn-${{ hashFiles('**/yarn.lock') }}
+          key: ${{ runner.os }}-18-yarn-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
-            ${{ runner.os }}-yarn
+            ${{ runner.os }}-yarn-18
 
       - name: Set up NodeJS
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
 
       - name: Install dependencies
         run: yarn install --immutable

.github/workflows/e2e.yml

@@ -36,15 +36,15 @@ jobs:
         if: steps.build-cache.outputs.cache-hit != 'true'
         with:
           path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
-          key: ${{ runner.os }}-16-yarn-${{ hashFiles('**/yarn.lock') }}
+          key: ${{ runner.os }}-18-yarn-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
-            ${{ runner.os }}-yarn-
+            ${{ runner.os }}-yarn-18
 
       - name: Set up NodeJS
         if: steps.build-cache.outputs.cache-hit != 'true'
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
 
       - name: Install dependencies
         if: steps.build-cache.outputs.cache-hit != 'true'

.github/workflows/lint.yml

@@ -27,14 +27,14 @@ jobs:
         id: yarn-cache
         with:
           path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
-          key: ${{ runner.os }}-16-yarn-${{ hashFiles('**/yarn.lock') }}
+          key: ${{ runner.os }}-18-yarn-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
-            ${{ runner.os }}-yarn-
+            ${{ runner.os }}-yarn-18
 
       - name: Set up NodeJS
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
       - name: Install dependencies
         run: yarn install --immutable
       - name: Lint code
@@ -55,14 +55,14 @@ jobs:
         id: yarn-cache
         with:
           path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
-          key: ${{ runner.os }}-16-yarn-${{ hashFiles('**/yarn.lock') }}
+          key: ${{ runner.os }}-18-yarn-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
-            ${{ runner.os }}-yarn-
+            ${{ runner.os }}-yarn-18
 
       - name: Set up NodeJS
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
       - name: Install dependencies
         run: yarn install --immutable
       - name: Lint code

.nvmrc

@@ -1 +1 @@
-v16
+v18

README.md

@@ -17,7 +17,7 @@ react and to improve it.
 
 ## Preparation
 
-You need at least Node 14 (we recommend Node 16) and [yarn](https://yarnpkg.com/).
+You need at least Node 14 (we recommend Node 18) and [yarn](https://yarnpkg.com/).
 
 ## Development mode