fix(store): guard localStorage calls for Node/SSR builds

src/lib/stores/store_versions.ts

@@ -34,27 +34,37 @@ export const AE_LOC_VERSION = 1;
 export const AE_EVENTS_LOC_VERSION = 1;
 
 // Version check side-effect: runs on import, before any persisted() call.
-// Guards typeof localStorage for safety (SSR environments, test runners).
-if (typeof localStorage !== 'undefined') {
+// Guard presence of `localStorage` and its functions for safety (SSR, Node flags).
+if (
+    typeof localStorage !== 'undefined' &&
+    typeof (localStorage as any).getItem === 'function' &&
+    typeof (localStorage as any).removeItem === 'function'
+) {
     _check_and_wipe('ae_loc', AE_LOC_VERSION);
     _check_and_wipe('ae_events_loc', AE_EVENTS_LOC_VERSION);
 }
 
 function _check_and_wipe(key: string, expected_version: number): void {
     try {
+        // Defensive: ensure methods still exist at call time.
+        if (typeof (localStorage as any).getItem !== 'function') return;
         const raw = localStorage.getItem(key);
         if (!raw) return; // No stored value — nothing to wipe.
 
         const parsed = JSON.parse(raw);
         if (parsed?.__version !== expected_version) {
-            localStorage.removeItem(key);
+            if (typeof (localStorage as any).removeItem === 'function') {
+                localStorage.removeItem(key);
+            }
             console.info(
                 `[store_versions] '${key}' wiped — schema v${parsed?.__version ?? 'none'} → v${expected_version}`
             );
         }
     } catch {
-        // Corrupt JSON — wipe unconditionally.
-        localStorage.removeItem(key);
+        // Corrupt JSON — wipe unconditionally if possible.
+        if (typeof (localStorage as any).removeItem === 'function') {
+            localStorage.removeItem(key);
+        }
         console.warn(
             `[store_versions] '${key}' wiped — corrupt JSON in localStorage`
         );