diff --git a/Dockerfile b/Dockerfile
index 070827a..4e3eb0f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node
+FROM node:22-alpine
 WORKDIR /tack-up-now
 COPY . .
 RUN npm install
diff --git a/app/images/site.webmanifest b/app/images/site.webmanifest
deleted file mode 100644
index 45dc8a2..0000000
--- a/app/images/site.webmanifest
+++ /dev/null
@@ -1 +0,0 @@
-{"name":"","short_name":"","icons":[{"src":"/android-chrome-192x192.png","sizes":"192x192","type":"image/png"},{"src":"/android-chrome-512x512.png","sizes":"512x512","type":"image/png"}],"theme_color":"#ffffff","background_color":"#ffffff","display":"standalone"}
\ No newline at end of file