fix build

.github/workflows/main.yml

@@ -54,7 +54,13 @@ jobs:
           sleep 10
           wget --no-check-certificate -p https://127.0.0.1 -O /dev/null
           printf "\n# Installing npm\n"
-          sudo apt update && sudo apt install npm
+          sudo apt install npm
+          sudo mkdir -p /etc/apt/keyrings
+          curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | sudo gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg
+          NODE_MAJOR=20
+          echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_$NODE_MAJOR.x nodistro main" | sudo tee /etc/apt/sources.list.d/nodesource.list
+          sudo apt update
+          sudo apt install nodejs
           printf "\n# Installing redoc-cli\n"
           sudo npm install -g redoc-cli
           printf "\n# Generating manual\n"