From 721d75f104e817053bb04208ab46e5e29557eef7 Mon Sep 17 00:00:00 2001
From: lone-cloud <lonecloud604@pm.me>
Date: Sun, 18 Jan 2026 23:24:01 -0800
Subject: [PATCH] better arch64 support

---
 server/Dockerfile | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/server/Dockerfile b/server/Dockerfile
index 20e41e9..f650039 100644
--- a/server/Dockerfile
+++ b/server/Dockerfile
@@ -19,6 +19,19 @@ RUN curl -L https://github.com/AsamK/signal-cli/releases/download/v${SIGNAL_CLI_
     && mv /tmp/signal-cli-${SIGNAL_CLI_VERSION} /usr/local/signal-cli \
     && chmod +x /usr/local/signal-cli/bin/signal-cli
 
+RUN ARCH=$(uname -m) && \
+    if [ "$ARCH" = "aarch64" ]; then \
+        echo "Installing ARM64 native library for signal-cli..." && \
+        apk add --no-cache unzip zip && \
+        curl -L -o /tmp/libsignal_jni.so https://github.com/exquo/signal-libs-build/releases/latest/download/libsignal_jni_linux_aarch64.so && \
+        unzip -q /usr/local/signal-cli/lib/libsignal-client-*.jar -d /tmp/jar && \
+        rm /usr/local/signal-cli/lib/libsignal-client-*.jar && \
+        cp /tmp/libsignal_jni.so /tmp/jar/libsignal_jni_aarch64.so && \
+        cd /tmp/jar && zip -qr /usr/local/signal-cli/lib/libsignal-client.jar . && \
+        cd - && rm -rf /tmp/jar /tmp/libsignal_jni.so && \
+        apk del unzip zip; \
+    fi
+
 COPY --from=builder /app/sup-server /usr/local/bin/sup-server
 
 ENV PATH="/usr/local/signal-cli/bin:${PATH}"