Q169: saved cloud and custom endpoints refill their form and keep the saved key

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/main/app/ipc-contracts/platform.ts

@@ -17,6 +17,7 @@ export const platformContracts = {
   setIntegrationKey: z.strictObject({ name: z.enum(INTEGRATION_KEY_NAMES), value: z.string() }) satisfies z.ZodType<C.SetIntegrationKeyInput>,
   clearIntegrationKey: z.strictObject({ name: z.enum(INTEGRATION_KEY_NAMES) }) satisfies z.ZodType<C.ClearIntegrationKeyInput>,
   saveProviderCredential: z.strictObject({ orgId: id, providerId: id, secret: z.string(), model: z.string().nullable() }) satisfies z.ZodType<C.SaveProviderCredentialInput>,
+  providerEndpoint: z.strictObject({ orgId: id, providerId: id }),
   setProviderModel: z.strictObject({ orgId: id, providerId: id, model: z.string().max(200) }) satisfies z.ZodType<C.SetProviderModelInput>,
   revokeProviderCredential: z.strictObject({ orgId: id, providerId: id }) satisfies z.ZodType<C.RevokeProviderCredentialInput>,
   startProviderOAuth: z.strictObject({

src/main/app/ipc-handlers.ts

@@ -226,6 +226,13 @@ export function registerIpcHandlers(deps: IpcDeps): void {
   handle("deleteMessage", (input) => mutate(() => chat.deleteMessage(input)));
   handle("markChatSpaceRead", (input) => mutate(() => chat.markSpaceRead(input)));
   handle("saveProviderCredential", (input) => mutate(() => providers.saveCredential(input)));
+  handle("providerEndpoint", (input) => {
+    try {
+      return ok(providers.endpoint(input.orgId, input.providerId));
+    } catch (error) {
+      return fail("provider_endpoint_failed", error instanceof Error ? error.message : String(error));
+    }
+  });
   handle("setProviderModel", (input) => mutate(() => setProviderModel(deps.connection.db, input)));
   handle("revokeProviderCredential", async (input) => {
     try {