Function deterministicConversationId

src/proxy.ts:1133–1146

Deterministic UUID derived from convKey so Cursor's server-side conversation * persists across proxy restarts. Formats 16 bytes of SHA-256 as a v4-shaped UUID.

(convKey: string)

/** Deterministic UUID derived from convKey so Cursor's server-side conversation
 *  persists across proxy restarts. Formats 16 bytes of SHA-256 as a v4-shaped UUID. */
function deterministicConversationId(convKey: string): string {
  const hex = createHash("sha256")
    .update(`cursor-conv-id:${convKey}`)
    .digest("hex")
    .slice(0, 32);
  // Format as UUID: xxxxxxxx-xxxx-4xxx-Nxxx-xxxxxxxxxxxx
  return [
    hex.slice(0, 8),
    hex.slice(8, 12),
    `4${hex.slice(13, 16)}`,
    `${(0x8 | (parseInt(hex[16], 16) & 0x3)).toString(16)}${hex.slice(17, 20)}`,
    hex.slice(20, 32),
  ].join("-");
}

/** Create an SSE streaming Response that reads from a live bridge. */
function createBridgeStreamResponse(