install script fixes

install.sh

@@ -1,5 +1,11 @@
 #!/usr/bin/env bash
 
+NPM_BIN=$(which npm)
+if [[ ! -x "$NPM_BIN" ]]; then
+  echo "npm is not installed - aborting install"
+  exit 1
+fi
+
 GO_BIN=$(which go)
 MAKE_BIN=$(which make)
 if [[ -x "$GO_BIN" && -x "${MAKE_BIN}" ]]; then
@@ -30,9 +36,18 @@ ARCH=$(uname -m)
 echo "Detected OS: $IS_MACOS $IS_LINUX $ARCH"
 if [[ -n "$IS_MACOS" || -n "$IS_LINUX" ]] ; then
 	echo "Downloading binary for tag $TAG"
-	URL="https://github.com/napisani/nvim-dadbod-bg/releases/download/${TAG}/nvim-dadbod-bg_Darwin_${ARCH}"
+	OS="$([[ -n "$IS_MACOS" ]] && printf Darwin || printf Linux)"
+	URL="https://github.com/napisani/nvim-dadbod-bg/releases/download/${TAG}/nvim-dadbod-bg_${OS}_${ARCH}"
 	curl -L -o nvim-dadbod-bg "$URL"
 	chmod +x nvim-dadbod-bg
+	echo "Building web app"
+	if [[ -x "$MAKE_BIN" ]]; then
+		"$MAKE_BIN" buildweb
+	else
+		cd web || exit 2
+		"$NPM_BIN" ci
+		"$NPM_BIN" run build
+	fi
 else
 	echo "Unsupported OS"
 	exit 1