Load character roster from localStorage upon startup

index.html

@@ -433,6 +433,16 @@
              input.disabled = !toUnlock;
          };
 
+         const saveCharacterRoster = () => {
+             if (!checkLocalStorage()) {
+                 alert("Local Storage is not available, cannot save roster.");
+
+                 return;
+             }
+
+             localStorage.setItem("character-roster", JSON.stringify())
+         };
+
          document.addEventListener(
              "DOMContentLoaded",
              () => {
@@ -440,6 +450,10 @@
                      document.getElementById("no-local-storage").style.display = "initial";
                      alert("Local Storage is not available, saving and loading data will be unavailable.");
                  }
+
+                 var newRoster = localStorage.getItem("character-roster");
+
+                 characterRoster = (newRoster === null) ? {} : JSON.parse(newRoster);
              },
          );