feat: local copies of the js/css deps to enable sandboxed builds

Signed-off-by: James McCorrie <james.mccorrie@lowrisc.org>

Author: machshev

scripts/update_js.sh

@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+
+# Find the Git repository root directory
+GIT_ROOT=$(git rev-parse --show-toplevel 2>/dev/null)
+
+if [ -z "$GIT_ROOT" ]; then
+    echo "Error: This script must be run from within a Git repository."
+    exit 1
+fi
+
+# Define the target directory relative to the Git root
+TARGET_DIR="$GIT_ROOT/src/dvsim/templates/static"
+
+# Create the directory (and any missing parents) if it doesn't exist
+mkdir -p "$TARGET_DIR/css" "$TARGET_DIR/js"
+echo "Downloading latest Bootstrap and htmx to $TARGET_DIR..."
+
+# Bootstrap CSS (latest 5.x)
+curl -L -o "$TARGET_DIR/css/bootstrap.min.css" \
+    https://cdn.jsdelivr.net/npm/bootstrap@5/dist/css/bootstrap.min.css
+
+# Bootstrap JS Bundle (includes Popper, latest 5.x)
+curl -L -o "$TARGET_DIR/js/bootstrap.bundle.min.js" \
+    https://cdn.jsdelivr.net/npm/bootstrap@5/dist/js/bootstrap.bundle.min.js
+
+# htmx (latest version via @latest tag)
+curl -L -o "$TARGET_DIR/js/htmx.min.js" \
+    https://cdn.jsdelivr.net/npm/htmx.org@latest/dist/htmx.min.js
+
+echo "Done! Files saved to:"
+echo "  - $TARGET_DIR/css/bootstrap.min.css"
+echo "  - $TARGET_DIR/js/bootstrap.bundle.min.js"
+echo "  - $TARGET_DIR/js/htmx.min.js"