add missing env vars

whoogle.template.env

@@ -61,6 +61,18 @@
 # Search using GET requests only (exposes query in logs)
 #WHOOGLE_CONFIG_GET_ONLY=1
 
+# Remove everything except basic result cards from all search queries
+#WHOOGLE_MINIMAL=0
+
+# Set the number of results per page
+#WHOOGLE_RESULTS_PER_PAGE=10
+
+# Controls visibility of autocomplete/search suggestions
+#WHOOGLE_AUTOCOMPLETE=1
+
+# The port where Whoogle will be exposed
+#EXPOSE_PORT=5000
+
 # Set instance URL
 #WHOOGLE_CONFIG_URL=https://<whoogle url>/