chore: add copyright headers to tlock and drand tools

packages/round-bindings/src/event-snapshot.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 // Round contract event snapshot.
 //
 // Generated Soroban bindings (`@sub-rosa/round-bindings`) expose the contract's

packages/round-bindings/src/index.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 import { Buffer } from "buffer";
 import { Address } from "@stellar/stellar-sdk";
 import {

packages/tlock/src/auditor-recovery-cli.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 import { readFileSync } from "node:fs";
 
 import { openIdentity } from "./auditor.js";

packages/tlock/src/auditor.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 // Auditor identity blob — selective disclosure.
 //
 // Bid values unseal publicly after round R (the auditability guarantee), but

packages/tlock/src/bls.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 // Drand signature → Soroban G1 encoding.
 //
 // The Round contract verifies round R's threshold signature on-chain with

packages/tlock/src/freshness.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 export const DEFAULT_STALE_THRESHOLD_MS = 60_000;
 
 export interface DrandRoundInfo {

packages/tlock/src/index.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 export {
   commitment,
   encodeBidPreimage,

packages/tlock/src/quicknet.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 // Drand quicknet client — the same network the Round contract verifies on-chain
 // (chain hash 52db9ba7…, bls-unchained-g1-rfc9380, 3s rounds).
 

packages/tlock/src/recover-identities.cli.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 import process from "node:process";
 
 import { runAuditorRecoveryCli, usage } from "./auditor-recovery-cli.js";

services/appraisal-api/src/appraisal.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 // Deterministic appraisal model.
 //
 // Given a structured item descriptor, produce a fair-value estimate, a

services/appraisal-api/src/client.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 // x402 paid-fetch client.
 //
 // Wraps a single HTTP call with the x402 handshake: try the request, and if the

services/appraisal-api/src/config.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 import { Keypair, StrKey } from "@stellar/stellar-sdk";
 import {
   DEFAULT_TESTNET_RPC_URL,

services/drand-tools/src/encode.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 // Soroban BLS12-381 serialization helpers.
 //
 // Soroban host functions expect *uncompressed, big-endian* points:

services/drand-tools/src/index.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 // Risk-2 validation report. Fetches live quicknet data, confirms the message/DST
 // the contract must use, and emits the exact Soroban-encoded constants for the
 // deploy configuration (drand_pubkey, negated G2 generator, DST).

services/drand-tools/src/parity.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 // Off-chain replica of the contract's BLS verification, run against a real
 // quicknet beacon. This confirms the exact message construction and DST the
 // on-chain `verify_round` must use — independent of point serialization.

services/drand-tools/src/quicknet.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 // Live Drand quicknet access. No hardcoded beacons — everything is fetched from
 // the public API so the harness validates against the real network.
 

services/drand-tools/src/vectors.ts

@@ -1,3 +1,4 @@
+// Copyright (c) 2026 Sub Rosa contributors
 // Emit a frozen quicknet test vector for the contract's Rust BLS test.
 // Real network data captured at a fixed finalized round — not a mock.