new functions and fixes

dev.sh

@@ -16,16 +16,41 @@ export RUST_LOG="${RUST_LOG:-rustpad=debug,tower_http=info}"
 # Generate a new asset version on each run to prevent stale HTML and JavaScript.
 export ASSET_VERSION="${ASSET_VERSION:-dev-$(date +%s)}"
 
-if command -v cargo >/dev/null 2>&1; then
-  echo "Cleaning RustPad build artifacts..."
-  cargo clean --package rustpad
+update_browser_libs() {
+  local python_bin=""
+  if command -v python3 >/dev/null 2>&1; then
+    python_bin="python3"
+  elif command -v python >/dev/null 2>&1; then
+    python_bin="python"
+  fi
 
-  echo "Starting RustPad..."
-  exec cargo run --package rustpad
+  if [[ -z "$python_bin" ]]; then
+    echo "Python 3 is required to download browser libraries for local Cargo development." >&2
+    return 1
+  fi
+
+  echo "Checking browser libraries..."
+  "$python_bin" scripts/update_browser_libs.py
+}
+
+if command -v cargo >/dev/null 2>&1; then
+  if update_browser_libs; then
+    echo "Cleaning RustPad build artifacts..."
+    cargo clean --package rustpad
+
+    echo "Starting RustPad..."
+    exec cargo run --package rustpad
+  fi
+
+  if ! command -v docker >/dev/null 2>&1; then
+    exit 1
+  fi
+  echo "Local browser libraries could not be prepared; falling back to Docker." >&2
 fi
 
 if command -v docker >/dev/null 2>&1; then
   export IMAGE_TAG="${IMAGE_TAG:-dev}"
+  export BROWSER_LIBS_REFRESH="${BROWSER_LIBS_REFRESH:-dev-$(date +%s)}"
 
   echo "Starting RustPad with Docker..."
   exec docker compose up --build --force-recreate --remove-orphans