docker part 1

Docker/Containerfile

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+FROM alpine:3.19
+
+RUN apk add --no-cache \
+    wireguard-tools \
+    iptables \
+    ip6tables \
+    bash \
+    curl \
+    iputils-ping \
+    iproute2 \
+    openresolv
+
+# Create wireguard config directory (config is mounted at runtime)
+RUN mkdir -p /etc/wireguard
+
+# Copy entrypoint
+COPY entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+
+# Health check: can we reach the internet through the VPN?
+HEALTHCHECK --interval=30s --timeout=10s --retries=3 \
+    CMD ping -c 1 -W 5 1.1.1.1 || exit 1
+
+ENTRYPOINT ["/entrypoint.sh"]