fix: exposure of port 8080

Signed-off-by: Martin Buchleitner <mbuchleitner@infralovers.com>

Author: mabunixda

Dockerfile

@@ -5,6 +5,8 @@ LABEL MAINTAINER=mbuchleitner@infralovers.com
 COPY package* ./
 RUN npm i 
 
+EXPOSE 8080
+
 COPY colors.js ./
 COPY index.html ./