added 'Summer Olympics 2020' population data

generate.js

@@ -172,6 +172,9 @@ const processRecords = async () => {
 			return map;
 		}, {});
 
+	// setting olympics population based on data from
+	// https://www.statista.com/statistics/1090581/olympics-number-athletes-by-gender-since-1896/
+	countryPopulationMap['Summer Olympics 2020'] = statePopulationMap['Summer Olympics 2020'] = 11238;
 	countryPopulationMap['Diamond Princess'] = statePopulationMap['Diamond Princess'] = 3711;
 	countryPopulationMap['MS Zaandam'] = 1829;
 	countryPopulationMap['Kosovo'] = 1810463;

update.sh

@@ -6,10 +6,12 @@ dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 
 cd "${dir}"
 
+node=/home/tmont/.nvm/versions/node/v12.16.2/bin/node
+PATH="$PATH:$(dirname "${node}")"
+
 if ! which node > /dev/null; then
-	#. /home/tmont/.nvm/nvm.sh
-	nvm use
-	yarn install --production --non-interactive --pure-lockfile
+    echo "node not available"
+    exit 1
 fi
 
 if [[ ! -d "./COVID-19" ]]; then