Release automatic callback setup in SDK 0.2.0

Hop-State: A_06FPARPGMNVEAN3XBVH0QD8
Hop-Proposal: R_06FPARNXMP3DGP5VQGGX4Z8
Hop-Task: T_06FPAR9KH2V5ED7V65JEN00
Hop-Attempt: AT_06FPAR9KH3NZ1CV8RGPJDSG

tests/connection-input-types.ts

@@ -0,0 +1,24 @@
+import type { CreateConnectionRequestInput } from "../src/index.js";
+
+const fields = {
+  callbackUrl: "https://app.example/stuffbox/callback",
+  codeChallenge: "c".repeat(43),
+  scopes: ["assets:read"] as const,
+  state: "state-with-enough-entropy",
+};
+
+const automatic: CreateConnectionRequestInput = fields;
+const returning: CreateConnectionRequestInput = { ...fields, clientId: "app_public" };
+const legacyAutomatic: CreateConnectionRequestInput = { ...fields, selfHosted: true };
+const legacyReturning: CreateConnectionRequestInput = {
+  ...fields,
+  clientId: "app_public",
+  selfHosted: false,
+};
+
+// @ts-expect-error An automatic request cannot also send a client ID.
+const mixed: CreateConnectionRequestInput = { ...fields, clientId: "app_public", selfHosted: true };
+// @ts-expect-error The old false marker requires a client ID.
+const missingClient: CreateConnectionRequestInput = { ...fields, selfHosted: false };
+
+void [automatic, returning, legacyAutomatic, legacyReturning, mixed, missingClient];