Don't make mr images by default

mkimage.sh

@@ -98,10 +98,5 @@ if [ x$DSTACK_TAR_RELEASE = x1 ]; then
     rm -rf ${IMAGE_TAR} ${IMAGE_TAR_MR} ${IMAGE_TAR_NO_ROOTFS}
     echo "Archiving the output directory to ${IMAGE_TAR}"
     (cd $(dirname ${OUTPUT_DIR}) && tar -czvf ${IMAGE_TAR} $(basename $OUTPUT_DIR))
-
-    echo "Creating archive without rootfs files to ${IMAGE_TAR_NO_ROOTFS} -> ${IMAGE_TAR_MR}"
-    echo tar -C "${OUTPUT_DIR}" -czvf ${IMAGE_TAR_NO_ROOTFS} --exclude="rootfs.*"
-    tar -C "${OUTPUT_DIR}" -czvf ${IMAGE_TAR_MR} --exclude="rootfs.*" .
-    ln -sf $(basename ${IMAGE_TAR_MR}) ${IMAGE_TAR_NO_ROOTFS}
     echo
 fi

scripts/bin/mk-image-mr.sh

@@ -0,0 +1,109 @@
+#!/bin/bash
+
+set -euo pipefail
+
+# Function to display usage
+usage() {
+    echo "Usage: $0 <url_or_local_file>"
+    echo "Example: $0 https://github.com/nearai/private-ml-sdk/releases/download/v0.5.3.1/dstack-nvidia-0.5.3.1.tar.gz"
+    echo "Example: $0 /path/to/local/file.tar.gz"
+    exit 1
+}
+
+# Check if argument is provided
+if [ $# -ne 1 ]; then
+    usage
+fi
+
+INPUT="$1"
+TEMP_DIR=$(mktemp -d)
+EXTRACT_DIR="$TEMP_DIR/extracted"
+
+# Cleanup function
+cleanup() {
+    echo "Cleaning up temporary directory: $TEMP_DIR"
+    rm -rf "$TEMP_DIR"
+}
+trap cleanup EXIT
+
+echo "Working directory: $TEMP_DIR"
+
+# Download or copy the file
+if [[ "$INPUT" =~ ^https?:// ]]; then
+    echo "Downloading from URL: $INPUT"
+    ARCHIVE_FILE="$TEMP_DIR/archive.tar.gz"
+    if command -v curl >/dev/null 2>&1; then
+        curl -L -o "$ARCHIVE_FILE" "$INPUT"
+    elif command -v wget >/dev/null 2>&1; then
+        wget -O "$ARCHIVE_FILE" "$INPUT"
+    else
+        echo "Error: Neither curl nor wget is available for downloading"
+        exit 1
+    fi
+else
+    echo "Using local file: $INPUT"
+    if [ ! -f "$INPUT" ]; then
+        echo "Error: Local file does not exist: $INPUT"
+        exit 1
+    fi
+    ARCHIVE_FILE="$INPUT"
+fi
+
+# Create extraction directory
+mkdir -p "$EXTRACT_DIR"
+
+# Extract the archive
+echo "Extracting archive to: $EXTRACT_DIR"
+tar -xzf "$ARCHIVE_FILE" -C "$EXTRACT_DIR"
+
+# Find and read the digest
+DIGEST_FILE=$(find "$EXTRACT_DIR" -name "digest.txt" -type f | head -1)
+if [ -z "$DIGEST_FILE" ]; then
+    echo "Error: digest.txt file not found in the extracted archive"
+    exit 1
+fi
+
+DIGEST=$(cat "$DIGEST_FILE" | tr -d '\n\r' | sed 's/[^a-zA-Z0-9]//g')
+if [ -z "$DIGEST" ]; then
+    echo "Error: Could not read digest from $DIGEST_FILE"
+    exit 1
+fi
+
+echo "Found digest: $DIGEST"
+
+# Remove rootfs file(s)
+echo "Removing rootfs files..."
+find "$EXTRACT_DIR" -name "rootfs*" -type f -delete
+REMOVED_COUNT=$(find "$EXTRACT_DIR" -name "rootfs*" -type f 2>/dev/null | wc -l)
+if [ $REMOVED_COUNT -eq 0 ]; then
+    echo "Rootfs files removed successfully"
+else
+    echo "Warning: Some rootfs files may still exist"
+fi
+
+# Create flattened structure in a new directory
+FLATTEN_DIR="$TEMP_DIR/flattened"
+mkdir -p "$FLATTEN_DIR"
+
+echo "Flattening directory structure..."
+# Find all files (not directories) and copy them to the flattened directory
+find "$EXTRACT_DIR" -type f -exec cp {} "$FLATTEN_DIR/" \;
+
+# Count files for verification
+FILE_COUNT=$(find "$FLATTEN_DIR" -type f | wc -l)
+echo "Flattened $FILE_COUNT files"
+
+# Create the final archive with the digest-based name
+OUTPUT_FILE="mr_${DIGEST}.tar.gz"
+echo "Creating final archive: $OUTPUT_FILE"
+
+# Change to the flattened directory and create archive without directory structure
+cd "$FLATTEN_DIR"
+tar -czf "../$OUTPUT_FILE" *
+cd - >/dev/null
+
+# Move the final file to the current working directory
+mv "$TEMP_DIR/$OUTPUT_FILE" "./$OUTPUT_FILE"
+
+echo "Successfully created: $OUTPUT_FILE"
+echo "Archive contains $FILE_COUNT files with flattened structure"