fix: setup node for publishing, install latest npm

Author: s3lph

.github/workflows/publish.yml

@@ -16,10 +16,16 @@ jobs:
     name: Publish @spaceapi/validator-client on NPM registry
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - name: Generate OpenAPI client
+      - uses: actions/checkout@v5
+      - uses: actions/setup-node@v6
+        with:
+          registry-url: "https://registry.npmjs.org"
+      - name: Setup dependencies
         run: |
+          npm install -g npm@latest
           npm install @openapitools/openapi-generator-cli -g
+      - name: Generate OpenAPI client
+        run: |
           openapi-generator-cli batch \*.yml
           cd javascript
           npm install

.github/workflows/test.yml

@@ -8,10 +8,16 @@ jobs:
     name: Build @spaceapi/validator-client
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - name: Generate OpenAPI client
+      - uses: actions/checkout@v5
+      - uses: actions/setup-node@v6
+        with:
+          registry-url: "https://registry.npmjs.org"
+      - name: Setup dependencies
         run: |
+          npm install -g npm@latest
           npm install @openapitools/openapi-generator-cli -g
+      - name: Generate OpenAPI client
+        run: |
           openapi-generator-cli batch \*.yml
           cd javascript
           npm install