refactor: extract models/routes and env-based server config

- Move API request/response structs into new lib/models package
- Centralize Gin route registration in lib/routing to simplify wiring
- Add lib/server config helper to allow WARPBOX_BOX_POLL_INTERVAL_MS override
- Improves modularity and makes polling behavior configurable per environmentrefactor: extract models/routes and env-based server config

- Move API request/response structs into new lib/models package
- Centralize Gin route registration in lib/routing to simplify wiring
- Add lib/server config helper to allow WARPBOX_BOX_POLL_INTERVAL_MS override
- Improves modularity and makes polling behavior configurable per environment

static/js/box.js

@@ -48,7 +48,7 @@ async function refreshBoxStatus() {
     const boxID = boxPanel.dataset.boxId;
     const response = await fetch(`/box/${boxID}/status`);
     if (!response.ok) {
-        return false;
+        return true;
     }
 
     const result = await response.json();
@@ -63,10 +63,16 @@ async function refreshBoxStatus() {
 }
 
 if (boxPanel) {
+    const pollMS = Number.parseInt(boxPanel.dataset.pollMs, 10) || 5000;
     const timer = setInterval(async () => {
-        const hasLoadingFiles = await refreshBoxStatus();
-        if (!hasLoadingFiles) {
-            clearInterval(timer);
+        try {
+            const hasLoadingFiles = await refreshBoxStatus();
+            if (!hasLoadingFiles) {
+                clearInterval(timer);
+            }
+        } catch (error) {
+            // Keep polling through temporary network/server hiccups; otherwise
+            // an in-progress file can appear stuck forever after one bad poll.
         }
-    }, 1500);
+    }, pollMS);
 }