fixed webhook

docker/webhook/Dockerfile

@@ -1,6 +1,20 @@
 FROM alpine:3.21
-RUN apk add --no-cache git docker-cli curl && \
-    curl -fsSL https://github.com/adnanh/webhook/releases/download/2.8.1/webhook-linux-amd64.tar.gz \
-    | tar xz -C /usr/local/bin --strip-components=1
+RUN apk add --no-cache git docker-cli curl
+
+RUN set -eux; \
+    ARCH="$(uname -m)"; \
+    case "$ARCH" in \
+      x86_64)  ARCH=amd64 ;; \
+      aarch64) ARCH=arm64 ;; \
+      *) echo "Architecture tidak disokong: $ARCH" && exit 1 ;; \
+    esac; \
+    curl -fsSL "https://github.com/adnanh/webhook/releases/download/2.8.1/webhook-linux-${ARCH}.tar.gz" \
+      -o /tmp/webhook.tar.gz; \
+    tar -xzf /tmp/webhook.tar.gz -C /tmp; \
+    mv /tmp/webhook-linux-${ARCH}/webhook /usr/local/bin/webhook; \
+    chmod +x /usr/local/bin/webhook; \
+    rm -rf /tmp/webhook*; \
+    webhook --version
+
 EXPOSE 9000
 ENTRYPOINT ["/usr/local/bin/webhook"]