[bin] Fixing bin scripts and adding bus check

bin/.bin/webcam-build-timelapses

@@ -64,7 +64,7 @@ for cam in "${WEBCAMS[@]}"; do
 done
 
 # --- Update index.html ---
-INDEX_HTML="$BASE_DIR/index.html"
+INDEX_HTML="$BASE_DIR/timelapses.html"
 
 # Ensure file exists with basic structure
 if [[ ! -f "$INDEX_HTML" ]]; then
@@ -87,19 +87,19 @@ fi
 # Build new day's section
 NEW_SECTION="<h2>$YESTERDAY</h2><ul>"
 for link in "${LINKS[@]}"; do
-  cam=\$(echo "\$link" | cut -d']' -f1 | tr -d '[]')
-  url=\$(echo "\$link" | awk '{print \$2}')
-  NEW_SECTION+="<li><a href=\"\$url\">\$cam</a></li>"
+  cam=$(echo "$link" | cut -d']' -f1 | tr -d '[]')
+  url=$(echo "$link" | awk '{print $2}')
+  NEW_SECTION+="<li><a href=\"$url\">$cam</a></li>"
 done
 NEW_SECTION+="</ul>"
 
 # Insert at the top of <div id="days">
-tmpfile=\$(mktemp)
-awk -v section="\$NEW_SECTION" '
+tmpfile=$(mktemp)
+awk -v section="$NEW_SECTION" '
   /<div id="days">/ { print; print section; next }
   { print }
-' "\$INDEX_HTML" > "\$tmpfile"
-mv "\$tmpfile" "\$INDEX_HTML"
+' "$INDEX_HTML" > "$tmpfile"
+mv "$tmpfile" "$INDEX_HTML"
 
 echo "📝 Updated index with $YESTERDAY timelapses (newest on top)"