From a4e605d914677f2b7f17c86256176ab9f2604e68 Mon Sep 17 00:00:00 2001
From: Davide Grilli <davide.grilli@outlook.com>
Date: Wed, 25 Mar 2026 11:02:51 +0100
Subject: [PATCH] fix Dockerfile: cambia base image per Java 21

node:20-slim (Debian Bookworm) non ha openjdk-21 nei repo.
Usa eclipse-temurin:21-jdk-jammy (Adoptium/Ubuntu) come base
e installa Node.js 20 via NodeSource.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 docker/Dockerfile | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/docker/Dockerfile b/docker/Dockerfile
index a0a6775..a339c57 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,11 +1,14 @@
 # ── Android SDK + Node (ambiente di build) ────────────────────────────────────
-FROM node:20-slim
+# eclipse-temurin:21 (Adoptium) su Ubuntu Jammy include Java 21
+FROM eclipse-temurin:21-jdk-jammy
 
-# Dipendenze di sistema
+# Installa Node.js 20 e dipendenze di sistema
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    openjdk-21-jdk-headless \
+    curl \
     wget \
     unzip \
+    && curl -fsSL https://deb.nodesource.com/setup_20.x | bash - \
+    && apt-get install -y --no-install-recommends nodejs \
     && rm -rf /var/lib/apt/lists/*
 
 # ── Android SDK ─────────────────────────────────────────────────────────────────