fix(chat): migrate legacy cache to Elio conversation

pnpm-lock.yaml

@@ -105,6 +105,9 @@ importers:
       eslint-config-next:
         specifier: 16.2.7
         version: 16.2.7(@typescript-eslint/parser@8.60.1(eslint@9.39.4(jiti@2.7.0))(typescript@5.9.3))(eslint@9.39.4(jiti@2.7.0))(typescript@5.9.3)
+      fake-indexeddb:
+        specifier: ^6.2.5
+        version: 6.2.5
       jsdom:
         specifier: ^29.1.1
         version: 29.1.1
@@ -2339,6 +2342,10 @@ packages:
     resolution: {integrity: sha512-knvyeauYhqjOYvQ66MznSMs83wmHrCycNEN6Ao+2AeYEfxUIkuiVxdEa1qlGEPK+We3n0THiDciYSsCcgW/DoA==}
     engines: {node: '>=12.0.0'}
 
+  fake-indexeddb@6.2.5:
+    resolution: {integrity: sha512-CGnyrvbhPlWYMngksqrSSUT1BAVP49dZocrHuK0SvtR0D5TMs5wP0o3j7jexDJW01KSadjBp1M/71o/KR3nD1w==}
+    engines: {node: '>=18'}
+
   fast-deep-equal@3.1.3:
     resolution: {integrity: sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==}
 
@@ -6193,6 +6200,8 @@ snapshots:
 
   expect-type@1.3.0: {}
 
+  fake-indexeddb@6.2.5: {}
+
   fast-deep-equal@3.1.3: {}
 
   fast-glob@3.3.1: