adding some TODOs

docs/batchCodeTable.js

@@ -96,6 +96,7 @@ class BatchCodeTableInitializer {
 
     #displayCountry(country) {
         this.#heading.textContent = country == 'Global' ? 'Global Batch Codes' : `Batch Codes for ${country}`;
+        // FK-TODO: show "Loading.." message or spinning wheel.
         fetch(`data/batchCodeTables/${country}.json`)
             .then(response => response.json())
             .then(json => {

src/help.txt

@@ -4,6 +4,7 @@ FK-FIXME:
 
 FK-TODO:
 - Histogramme auch speziell für die einzelnen Länder berechnen und anzeigen.
+- make Company column searchable: https://datatables.net/examples/api/multi_filter_select.html
 
 anacron job:
 sudo cp src/intensivstationen_howbadismybatch.sh /etc/cron.daily/intensivstationen_howbadismybatch