chore(dapp): upgrade to node 20

Author: abbesBenayache

dapp/.nvmrc

@@ -1 +1 @@
-14
+20

dapp/Dockerfile

@@ -1,6 +1,6 @@
-FROM node:14-alpine3.11
+FROM node:20-alpine3.22
 WORKDIR /app
 COPY package*.json ./
 RUN npm ci --production
 COPY ./src .
-ENTRYPOINT [ "node", "/app/app.js"]
+ENTRYPOINT [ "node", "/app/app.js"]