No longer use HEAD requests, which are handled oddly in Safari on iOS

common/spaces/fallback_space_primitives.ts

@@ -20,15 +20,27 @@ export class FallbackSpacePrimitives implements SpacePrimitives {
   async readFile(name: string): Promise<{ data: Uint8Array; meta: FileMeta }> {
     try {
       return await this.primary.readFile(name);
-    } catch {
-      return this.fallback.readFile(name);
+    } catch (e) {
+      try {
+        return this.fallback.readFile(name);
+      } catch (fallbackError) {
+        console.error("Error during reaFile fallback", fallbackError);
+        // Fallback failed, so let's throw the original error
+        throw e;
+      }
     }
   }
   async getFileMeta(name: string): Promise<FileMeta> {
     try {
       return await this.primary.getFileMeta(name);
-    } catch {
-      return this.fallback.getFileMeta(name);
+    } catch (e) {
+      try {
+        return this.fallback.getFileMeta(name);
+      } catch (fallbackError) {
+        console.error("Error during getFileMeta fallback", fallbackError);
+        // Fallback failed, so let's throw the original error
+        throw e;
+      }
     }
   }
   writeFile(