fix: do not store all the tokens in the localStorage

Author: CedrikNikita

src/store/index.js

@@ -385,7 +385,17 @@ export default createStore({
         wallet,
         lang,
         aeternity: { providedLiquidity, slippage, deadline },
-        tokens: { userTokens, providers },
+        // Persist only lightweight provider metadata to avoid localStorage overflow.
+        // Do NOT persist large token lists; they are fetched on demand.
+        tokens: {
+          userTokens,
+          providers: (providers || []).map(({ name, icon, active }) => ({
+            name,
+            icon,
+            active,
+            tokens: [],
+          })),
+        },
         hasSeenOnboarding,
       }),
     }),

src/store/modules/tokens.js

@@ -103,6 +103,11 @@ export default {
   actions: {
     async fetchAllTokens({ commit, rootGetters: { activeNetwork }, state: { providers } }) {
       if (activeNetwork) {
+        const existingProvider = providers.find((p) => p.name === 'AE Middleware List');
+        const hasTokensForNetwork = existingProvider?.tokens?.some(
+          (t) => t.networkId === activeNetwork.networkId,
+        );
+        if (hasTokensForNetwork) return;
         const tokens = await fetchAllPages(
           () =>
             fetchJson(`${activeNetwork.middlewareUrl}/v3/aex9?by=name&limit=100&direction=forward`),