added dateIndeterminate parameter to banner2 for miscellaneous dates

src/lib/banner2.svelte

@@ -3,6 +3,7 @@
         title,
         date = "", // date posted
         dateUpdated = "",
+        dateIndeterminate = "", // raw date without an explanation marker next to it
         subtitle = "",
         banner = "",
         bannerAlt = "",
@@ -12,6 +13,7 @@
         title: string;
         date?: string;
         dateUpdated?: string;
+        dateIndeterminate?: string;
         subtitle?: string;
         banner?: string;
         bannerAlt?: string;
@@ -36,9 +38,14 @@
                 </div>
             {/if}
         </div>
-        {#if date}
+        {#if date || dateIndeterminate}
             <div class="date-container">
-                <p class="date">posted :: {date}</p>
+                {#if dateIndeterminate}
+                    <p class="date">:: {dateIndeterminate}</p>
+                {/if}
+                {#if date}
+                    <p class="date">posted :: {date}</p>
+                {/if}
                 {#if dateUpdated}
                     <p class="date">last updated :: {dateUpdated}</p>
                 {/if}