Fix Dockerfile

Dockerfile

@@ -2,12 +2,10 @@ FROM nginx:1.27-alpine
 
 RUN rm -rf /usr/share/nginx/html/*
 
-# Static files
 COPY index.html /usr/share/nginx/html/index.html
 COPY favicon.svg /usr/share/nginx/html/favicon.svg
-COPY dvirlabs-logo.png /usr/share/nginx/html/dvirlabs-logo.png
+COPY dvirlabs-logo-2.png /usr/share/nginx/html/dvirlabs-logo-2.png
 
-# Entrypoint that injects LAB_LINKS into __LAB_LINKS__
 COPY docker-entrypoint.sh /docker-entrypoint.sh
 RUN chmod +x /docker-entrypoint.sh
 

docker-entrypoint.sh

@@ -1,20 +1,15 @@
 #!/bin/sh
 set -e
 
-TEMPLATE=/usr/share/nginx/html/index.html.template
-TARGET=/usr/share/nginx/html/index.html
+# If LAB_LINKS is not set, use an empty array
+LAB_LINKS_JSON=${LAB_LINKS:-[]}
 
-# שומרים טמפלייט פעם אחת
-if [ ! -f "$TEMPLATE" ]; then
-  cp "$TARGET" "$TEMPLATE"
-fi
+# Escape / and & for sed
+ESCAPED_JSON=$(printf '%s' "$LAB_LINKS_JSON" | sed -e 's/[\/&]/\\&/g')
 
-cp "$TEMPLATE" "$TARGET"
+# Replace placeholder in index.html
+sed "s/__LAB_LINKS__/$ESCAPED_JSON/" /usr/share/nginx/html/index.html > /tmp/index.html
+mv /tmp/index.html /usr/share/nginx/html/index.html
 
-# מחליף את placeholder של הלינקים ב-JSON מה-ENV
-if [ -n "$LAB_LINKS" ]; then
-  # משתמש ב-| כדי לא להסתבך עם / ב-URL
-  sed -i "s|__LAB_LINKS__|$LAB_LINKS|g" "$TARGET"
-fi
-
-nginx -g 'daemon off;'
+# Run nginx
+exec nginx -g 'daemon off;'