Move some js files into debug/, implement db corruption detector

builder/doc.html

@@ -1407,7 +1407,7 @@
         <a id="saveLink">savelink</a>
     </div>
     <script src="https://d3js.org/d3.v7.js"></script>
-    <script type="text/javascript" src="../js/render_compute_graph.js"></script>
+    <script type="text/javascript" src="../js/debug/render_compute_graph.js"></script>
 
 </body>
 </html> 

dps_vis.html

@@ -67,6 +67,6 @@
         <script type="text/javascript" src="/js/utils.js"></script>
         <script type="text/javascript" src="/js/loadheader.js"></script>
         <script type="text/javascript" src="/js/icons.js"></script>
-        <script type="text/javascript" src="/js/dps_vis.js"></script>
+        <script type="text/javascript" src="/js/debug/dps_vis.js"></script>
     </body>
 </html>

js/builder.js

@@ -373,6 +373,15 @@ function init() {
     });
     decodeBuild(url_tag);
     builder_graph_init();
+    for (const item_node of item_nodes) {
+        if (item_node.get_value() === null) {
+            // likely DB load failure...
+            if (confirm('One or more items failed to load correctly. This could be due to a corrupted build link, or (more likely) a database load failure. Would you like to reload?')) {
+                hardReload();
+            }
+            break;
+        }
+    }
 }
 
 window.onerror = function(message, source, lineno, colno, error) {

js/utils.js

@@ -619,8 +619,15 @@ function addClasses(elem, classes) {
  */
 async function hardReload() {
     //https://gist.github.com/rmehner/b9a41d9f659c9b1c3340
-    const dbs = await window.indexedDB.databases();
-    await dbs.forEach(db => { window.indexedDB.deleteDatabase(db.name) });
+    try {
+        const dbs = await window.indexedDB.databases();
+        await dbs.forEach(db => { window.indexedDB.deleteDatabase(db.name) });
+    } catch (error) {
+        // Hacky patch for firefox...
+        console.log(error);
+        const db_names = ['item_db', 'ing_db', 'map_db', 'tome_db'];
+        await db_names.forEach(db => { window.indexedDB.deleteDatabase(db) });
+    }
 
     location.reload(true);
 }