fix: correct binary filename for amd64 — ubuntu22 not x86_64, with trailing dash

Release asset on GitHub is named:
  amd64: raptoreum-ubuntu22-{VERSION}-mainnet-.tar.gz (trailing dash)
  arm64: raptoreum-arm64-{VERSION}-mainnet.tar.gz

Author: Cadenadb

raptoreum/Dockerfile

@@ -1,6 +1,6 @@
 # ============================================================
 # Raptoreum (RTM) Full Node Docker Image
-# Based on Ubuntu 22.04 - supports AMD64 and ARM64
+# Based on Ubuntu 22.04 — supports AMD64 and ARM64
 # Downloads official binaries from Raptoreum GitHub releases
 # ============================================================
 FROM ubuntu:22.04
@@ -12,15 +12,19 @@ RUN apt-get update && apt-get install -y \
     wget tar xz-utils curl \
     && rm -rf /var/lib/apt/lists/*
 
-# Download the correct binary based on architecture
+# Download the correct binary based on architecture.
+# Release asset naming (v2.0.3.01-mainnet):
+#   arm64 → raptoreum-arm64-{VERSION}-mainnet.tar.gz
+#   amd64 → raptoreum-ubuntu22-{VERSION}-mainnet-.tar.gz  (note trailing dash)
 RUN if [ "$TARGETARCH" = "arm64" ]; then \
       BINARY="raptoreum-arm64-${RTM_VERSION}-mainnet.tar.gz"; \
     else \
-      BINARY="raptoreum-x86_64-${RTM_VERSION}-mainnet.tar.gz"; \
+      BINARY="raptoreum-ubuntu22-${RTM_VERSION}-mainnet-.tar.gz"; \
     fi && \
+    BASE_URL="https://github.com/Raptor3um/raptoreum/releases/download/${RTM_VERSION}-mainnet" && \
     mkdir -p /opt/raptoreum && \
     cd /opt/raptoreum && \
-    wget -q "https://github.com/Raptor3um/raptoreum/releases/download/${RTM_VERSION}-mainnet/${BINARY}" && \
+    wget -q "${BASE_URL}/${BINARY}" && \
     tar -xzf "${BINARY}" && \
     find . -name "raptoreumd" -exec cp {} /usr/local/bin/ \; && \
     find . -name "raptoreum-cli" -exec cp {} /usr/local/bin/ \; && \
@@ -29,20 +33,13 @@ RUN if [ "$TARGETARCH" = "arm64" ]; then \
 
 RUN mkdir -p /root/.raptoreumcore
 
-# Create default raptoreum.conf
-RUN echo "# Raptoreum Node Configuration\n\
-server=1\n\
-txindex=1\n\
-listen=1\n\
-maxconnections=40\n\
-dbcache=512\n\
-rpcbind=0.0.0.0\n\
-rpcallowip=0.0.0.0/0\n\
-printtoconsole=1" > /root/.raptoreumcore/raptoreum.conf
+# Default raptoreum.conf — override via volume mount or env vars
+RUN printf "# Raptoreum Node Configuration\nserver=1\ntxindex=1\nlisten=1\nmaxconnections=40\ndbcache=512\nrpcbind=0.0.0.0\nrpcallowip=0.0.0.0/0\nprinttoconsole=1\n" \
+    > /root/.raptoreumcore/raptoreum.conf
 
 EXPOSE 10226 9998
 
 VOLUME ["/root/.raptoreumcore"]
 
 ENTRYPOINT ["raptoreumd"]
-CMD ["-conf=/root/.raptoreumcore/raptoreum.conf"]
+CMD ["-conf=/root/.raptoreumcore/raptoreum.conf"]