move some more crypto to taler-util package

11 files changed, 208 insertions, 80 deletions

diff --git a/packages/anastasis-core/src/crypto.ts b/packages/anastasis-core/src/crypto.ts
index 5da3a4cce..32cf470c4 100644
--- a/packages/anastasis-core/src/crypto.ts
+++ b/packages/anastasis-core/src/crypto.ts
@@ -5,7 +5,9 @@ import {
   encodeCrock,
   getRandomBytes,
   kdf,
+  kdfKw,
   secretbox,
+  crypto_sign_keyPair_fromSeed,
   stringToBytes,
 } from "@gnu-taler/taler-util";
 import { argon2id } from "hash-wasm";
@@ -25,6 +27,8 @@ export type EncryptedKeyShare = Flavor<string, "EncryptedKeyShare">;
 export type EncryptedTruth = Flavor<string, "EncryptedTruth">;
 export type EncryptedCoreSecret = Flavor<string, "EncryptedCoreSecret">;
 export type EncryptedMasterKey = Flavor<string, "EncryptedMasterKey">;
+export type EddsaPublicKey = Flavor<string, "EddsaPublicKey">;
+export type EddsaPrivateKey = Flavor<string, "EddsaPrivateKey">;
 /**
  * Truth key, found in the recovery document.
  */
@@ -53,6 +57,43 @@ export async function userIdentifierDerive(
   return encodeCrock(result);
 }
 
+export interface AccountKeyPair {
+  priv: EddsaPrivateKey;
+  pub: EddsaPublicKey;
+}
+
+export function accountKeypairDerive(userId: UserIdentifier): AccountKeyPair {
+  // FIXME: the KDF invocation looks fishy, but that's what the C code presently does.
+  const d = kdfKw({
+    outputLength: 32,
+    ikm: stringToBytes("ver"),
+    salt: decodeCrock(userId),
+  });
+  // FIXME: This bit twiddling seems wrong/unnecessary.
+  d[0] &= 248;
+  d[31] &= 127;
+  d[31] |= 64;
+  const pair = crypto_sign_keyPair_fromSeed(d);
+  return {
+    priv: encodeCrock(pair.secretKey),
+    pub: encodeCrock(pair.publicKey),
+  };
+}
+
+export async function encryptRecoveryDocument(
+  userId: UserIdentifier,
+  recoveryDoc: any,
+): Promise<OpaqueData> {
+  const plaintext = stringToBytes(JSON.stringify(recoveryDoc));
+  const nonce = encodeCrock(getRandomBytes(nonceSize));
+  return anastasisEncrypt(
+    nonce,
+    asOpaque(userId),
+    encodeCrock(plaintext),
+    "erd",
+  );
+}
+
 function taConcat(chunks: Uint8Array[]): Uint8Array {
   let payloadLen = 0;
   for (const c of chunks) {
diff --git a/packages/anastasis-core/src/index.ts b/packages/anastasis-core/src/index.ts
index f33a0be46..8921433b7 100644
--- a/packages/anastasis-core/src/index.ts
+++ b/packages/anastasis-core/src/index.ts
@@ -36,8 +36,10 @@ import {
 } from "./reducer-types.js";
 import fetchPonyfill from "fetch-ponyfill";
 import {
+  accountKeypairDerive,
   coreSecretEncrypt,
   encryptKeyshare,
+  encryptRecoveryDocument,
   encryptTruth,
   PolicyKey,
   policyKeyDerive,
@@ -492,14 +494,25 @@ async function uploadSecret(
     policies: policies.map((x, i) => {
       return {
         master_key: csr.encMasterKeys[i],
+        // FIXME: ...
         uuid: [],
-        salt: 
+        salt: undefined as any,
       };
     }),
   };
 
   for (const prov of state.policy_providers!) {
+    const uid = uidMap[prov.provider_url]
+    const acctKeypair = accountKeypairDerive(uid);
+    const encRecoveryDoc = await encryptRecoveryDocument(uid, rd);
     // FIXME: Upload recovery document.
+    const resp = await fetch(
+      new URL(`policy/${acctKeypair.pub}`, prov.provider_url).href,
+      {
+        method: "POST",
+        body: decodeCrock(encRecoveryDoc),
+      },
+    );
   }
 
   return {
diff --git a/packages/taler-util/src/index.ts b/packages/taler-util/src/index.ts
index ccb917f6e..4ad752954 100644
--- a/packages/taler-util/src/index.ts
+++ b/packages/taler-util/src/index.ts
@@ -22,4 +22,9 @@ export * from "./url.js";
 export { fnutil } from "./fnutils.js";
 export * from "./kdf.js";
 export * from "./talerCrypto.js";
-export { randomBytes, secretbox, secretbox_open } from "./nacl-fast.js";
+export {
+  randomBytes,
+  secretbox,
+  secretbox_open,
+  crypto_sign_keyPair_fromSeed,
+} from "./nacl-fast.js";
diff --git a/packages/taler-util/src/kdf.ts b/packages/taler-util/src/kdf.ts
index af4d05035..7710de90c 100644
--- a/packages/taler-util/src/kdf.ts
+++ b/packages/taler-util/src/kdf.ts
@@ -59,15 +59,30 @@ export function hmacSha256(key: Uint8Array, message: Uint8Array): Uint8Array {
   return hmac(sha256, 64, key, message);
 }
 
+/**
+ * HMAC-SHA512-SHA256 (see RFC 5869).
+ */
+export function kdfKw(args: {
+  outputLength: number;
+  ikm: Uint8Array;
+  salt?: Uint8Array;
+  info?: Uint8Array;
+}) {
+  return kdf(args.outputLength, args.ikm, args.salt, args.info);
+}
+
 export function kdf(
   outputLength: number,
   ikm: Uint8Array,
-  salt: Uint8Array,
-  info: Uint8Array,
+  salt?: Uint8Array,
+  info?: Uint8Array,
 ): Uint8Array {
+  salt = salt ?? new Uint8Array(64);
   // extract
   const prk = hmacSha512(salt, ikm);
 
+  info = info ?? new Uint8Array(0);
+
   // expand
   const N = Math.ceil(outputLength / 32);
   const output = new Uint8Array(N * 32);
diff --git a/packages/taler-util/src/nacl-fast.ts b/packages/taler-util/src/nacl-fast.ts
index 909c6a60a..6e721f32c 100644
--- a/packages/taler-util/src/nacl-fast.ts
+++ b/packages/taler-util/src/nacl-fast.ts
@@ -2894,7 +2894,6 @@ export function x25519_edwards_keyPair_fromSecretKey(
     throw new Error("bad secret key size");
   }
   d.set(secretKey, 0);
-  //crypto_hash(d, secretKey, 32);
 
   d[0] &= 248;
   d[31] &= 127;
@@ -2906,7 +2905,7 @@ export function x25519_edwards_keyPair_fromSecretKey(
   return pk;
 }
 
-export function sign_keyPair_fromSecretKey(
+export function crypto_sign_keyPair_fromSecretKey(
   secretKey: Uint8Array,
 ): {
   publicKey: Uint8Array;
@@ -2920,7 +2919,7 @@ export function sign_keyPair_fromSecretKey(
   return { publicKey: pk, secretKey: new Uint8Array(secretKey) };
 }
 
-export function sign_keyPair_fromSeed(
+export function crypto_sign_keyPair_fromSeed(
   seed: Uint8Array,
 ): {
   publicKey: Uint8Array;
diff --git a/packages/taler-util/src/talerCrypto.test.ts b/packages/taler-util/src/talerCrypto.test.ts
index ffd1d25cd..1e3ceef61 100644
--- a/packages/taler-util/src/talerCrypto.test.ts
+++ b/packages/taler-util/src/talerCrypto.test.ts
@@ -69,7 +69,7 @@ test("taler-exchange-tvg eddsa key", (t) => {
   const priv = "9TM70AKDTS57AWY9JK2J4TMBTMW6K62WHHGZWYDG0VM5ABPZKD40";
   const pub = "8GSJZ649T2PXMKZC01Y4ANNBE7MF14QVK9SQEC4E46ZHKCVG8AS0";
 
-  const pair = nacl.sign_keyPair_fromSeed(decodeCrock(priv));
+  const pair = nacl.crypto_sign_keyPair_fromSeed(decodeCrock(priv));
   t.deepEqual(encodeCrock(pair.publicKey), pub);
 });
 
diff --git a/packages/taler-util/src/talerCrypto.ts b/packages/taler-util/src/talerCrypto.ts
index efa92a953..536c4dc48 100644
--- a/packages/taler-util/src/talerCrypto.ts
+++ b/packages/taler-util/src/talerCrypto.ts
@@ -126,7 +126,7 @@ export function decodeCrock(encoded: string): Uint8Array {
 }
 
 export function eddsaGetPublic(eddsaPriv: Uint8Array): Uint8Array {
-  const pair = nacl.sign_keyPair_fromSeed(eddsaPriv);
+  const pair = nacl.crypto_sign_keyPair_fromSeed(eddsaPriv);
   return pair.publicKey;
 }
 
@@ -353,7 +353,7 @@ export function hash(d: Uint8Array): Uint8Array {
 }
 
 export function eddsaSign(msg: Uint8Array, eddsaPriv: Uint8Array): Uint8Array {
-  const pair = nacl.sign_keyPair_fromSeed(eddsaPriv);
+  const pair = nacl.crypto_sign_keyPair_fromSeed(eddsaPriv);
   return nacl.sign_detached(msg, pair.secretKey);
 }
 
@@ -447,3 +447,56 @@ export function setupRefreshTransferPub(
     ecdhePub: ecdheGetPublic(out),
   };
 }
+
+export enum TalerSignaturePurpose {
+  MERCHANT_TRACK_TRANSACTION = 1103,
+  WALLET_RESERVE_WITHDRAW = 1200,
+  WALLET_COIN_DEPOSIT = 1201,
+  MASTER_DENOMINATION_KEY_VALIDITY = 1025,
+  MASTER_WIRE_FEES = 1028,
+  MASTER_WIRE_DETAILS = 1030,
+  WALLET_COIN_MELT = 1202,
+  TEST = 4242,
+  MERCHANT_PAYMENT_OK = 1104,
+  MERCHANT_CONTRACT = 1101,
+  WALLET_COIN_RECOUP = 1203,
+  WALLET_COIN_LINK = 1204,
+  EXCHANGE_CONFIRM_RECOUP = 1039,
+  EXCHANGE_CONFIRM_RECOUP_REFRESH = 1041,
+  ANASTASIS_POLICY_UPLOAD = 1400,
+  ANASTASIS_POLICY_DOWNLOAD = 1401,
+  SYNC_BACKUP_UPLOAD = 1450,
+}
+
+export class SignaturePurposeBuilder {
+  private chunks: Uint8Array[] = [];
+
+  constructor(private purposeNum: number) {}
+
+  put(bytes: Uint8Array): SignaturePurposeBuilder {
+    this.chunks.push(Uint8Array.from(bytes));
+    return this;
+  }
+
+  build(): Uint8Array {
+    let payloadLen = 0;
+    for (const c of this.chunks) {
+      payloadLen += c.byteLength;
+    }
+    const buf = new ArrayBuffer(4 + 4 + payloadLen);
+    const u8buf = new Uint8Array(buf);
+    let p = 8;
+    for (const c of this.chunks) {
+      u8buf.set(c, p);
+      p += c.byteLength;
+    }
+    const dvbuf = new DataView(buf);
+    dvbuf.setUint32(0, payloadLen + 4 + 4);
+    dvbuf.setUint32(4, this.purposeNum);
+    return u8buf;
+  }
+}
+
+export function buildSigPS(purposeNum: number): SignaturePurposeBuilder {
+  return new SignaturePurposeBuilder(purposeNum);
+}
diff --git a/packages/taler-wallet-core/src/crypto/workers/cryptoImplementation.ts b/packages/taler-wallet-core/src/crypto/workers/cryptoImplementation.ts
index 4ca0576b0..c42ece778 100644
--- a/packages/taler-wallet-core/src/crypto/workers/cryptoImplementation.ts
+++ b/packages/taler-wallet-core/src/crypto/workers/cryptoImplementation.ts
@@ -34,7 +34,14 @@ import {
   CoinSourceType,
 } from "../../db.js";
 
-import { CoinDepositPermission, RecoupRequest, RefreshPlanchetInfo } from "@gnu-taler/taler-util";
+import {
+  buildSigPS,
+  CoinDepositPermission,
+  RecoupRequest,
+  RefreshPlanchetInfo,
+  SignaturePurposeBuilder,
+  TalerSignaturePurpose,
+} from "@gnu-taler/taler-util";
 // FIXME: These types should be internal to the wallet!
 import {
   BenchmarkResult,
@@ -80,24 +87,6 @@ import bigint from "big-integer";
 
 const logger = new Logger("cryptoImplementation.ts");
 
-enum SignaturePurpose {
-  MERCHANT_TRACK_TRANSACTION = 1103,
-  WALLET_RESERVE_WITHDRAW = 1200,
-  WALLET_COIN_DEPOSIT = 1201,
-  MASTER_DENOMINATION_KEY_VALIDITY = 1025,
-  MASTER_WIRE_FEES = 1028,
-  MASTER_WIRE_DETAILS = 1030,
-  WALLET_COIN_MELT = 1202,
-  TEST = 4242,
-  MERCHANT_PAYMENT_OK = 1104,
-  MERCHANT_CONTRACT = 1101,
-  WALLET_COIN_RECOUP = 1203,
-  WALLET_COIN_LINK = 1204,
-  EXCHANGE_CONFIRM_RECOUP = 1039,
-  EXCHANGE_CONFIRM_RECOUP_REFRESH = 1041,
-  SYNC_BACKUP_UPLOAD = 1450,
-}
-
 function amountToBuffer(amount: AmountJson): Uint8Array {
   const buffer = new ArrayBuffer(8 + 4 + 12);
   const dvbuf = new DataView(buffer);
@@ -139,38 +128,6 @@ function timestampRoundedToBuffer(ts: Timestamp): Uint8Array {
   return new Uint8Array(b);
 }
 
-class SignaturePurposeBuilder {
-  private chunks: Uint8Array[] = [];
-
-  constructor(private purposeNum: number) { }
-
-  put(bytes: Uint8Array): SignaturePurposeBuilder {
-    this.chunks.push(Uint8Array.from(bytes));
-    return this;
-  }
-
-  build(): Uint8Array {
-    let payloadLen = 0;
-    for (const c of this.chunks) {
-      payloadLen += c.byteLength;
-    }
-    const buf = new ArrayBuffer(4 + 4 + payloadLen);
-    const u8buf = new Uint8Array(buf);
-    let p = 8;
-    for (const c of this.chunks) {
-      u8buf.set(c, p);
-      p += c.byteLength;
-    }
-    const dvbuf = new DataView(buf);
-    dvbuf.setUint32(0, payloadLen + 4 + 4);
-    dvbuf.setUint32(4, this.purposeNum);
-    return u8buf;
-  }
-}
-
-function buildSigPS(purposeNum: number): SignaturePurposeBuilder {
-  return new SignaturePurposeBuilder(purposeNum);
-}
 export class CryptoImplementation {
   static enableTracing = false;
 
@@ -192,7 +149,9 @@ export class CryptoImplementation {
     const denomPubHash = hash(denomPub);
     const evHash = hash(ev);
 
-    const withdrawRequest = buildSigPS(SignaturePurpose.WALLET_RESERVE_WITHDRAW)
+    const withdrawRequest = buildSigPS(
+      TalerSignaturePurpose.WALLET_RESERVE_WITHDRAW,
+    )
       .put(reservePub)
       .put(amountToBuffer(amountWithFee))
       .put(denomPubHash)
@@ -236,7 +195,7 @@ export class CryptoImplementation {
   }
 
   signTrackTransaction(req: SignTrackTransactionRequest): string {
-    const p = buildSigPS(SignaturePurpose.MERCHANT_TRACK_TRANSACTION)
+    const p = buildSigPS(TalerSignaturePurpose.MERCHANT_TRACK_TRANSACTION)
       .put(decodeCrock(req.contractTermsHash))
       .put(decodeCrock(req.wireHash))
       .put(decodeCrock(req.merchantPub))
@@ -249,7 +208,7 @@ export class CryptoImplementation {
    * Create and sign a message to recoup a coin.
    */
   createRecoupRequest(coin: CoinRecord): RecoupRequest {
-    const p = buildSigPS(SignaturePurpose.WALLET_COIN_RECOUP)
+    const p = buildSigPS(TalerSignaturePurpose.WALLET_COIN_RECOUP)
       .put(decodeCrock(coin.coinPub))
       .put(decodeCrock(coin.denomPubHash))
       .put(decodeCrock(coin.blindingKey))
@@ -276,7 +235,7 @@ export class CryptoImplementation {
     contractHash: string,
     merchantPub: string,
   ): boolean {
-    const p = buildSigPS(SignaturePurpose.MERCHANT_PAYMENT_OK)
+    const p = buildSigPS(TalerSignaturePurpose.MERCHANT_PAYMENT_OK)
       .put(decodeCrock(contractHash))
       .build();
     const sigBytes = decodeCrock(sig);
@@ -288,7 +247,7 @@ export class CryptoImplementation {
    * Check if a wire fee is correctly signed.
    */
   isValidWireFee(type: string, wf: WireFee, masterPub: string): boolean {
-    const p = buildSigPS(SignaturePurpose.MASTER_WIRE_FEES)
+    const p = buildSigPS(TalerSignaturePurpose.MASTER_WIRE_FEES)
       .put(hash(stringToBytes(type + "\0")))
       .put(timestampRoundedToBuffer(wf.startStamp))
       .put(timestampRoundedToBuffer(wf.endStamp))
@@ -304,7 +263,7 @@ export class CryptoImplementation {
    * Check if the signature of a denomination is valid.
    */
   isValidDenom(denom: DenominationRecord, masterPub: string): boolean {
-    const p = buildSigPS(SignaturePurpose.MASTER_DENOMINATION_KEY_VALIDITY)
+    const p = buildSigPS(TalerSignaturePurpose.MASTER_DENOMINATION_KEY_VALIDITY)
       .put(decodeCrock(masterPub))
       .put(timestampRoundedToBuffer(denom.stampStart))
       .put(timestampRoundedToBuffer(denom.stampExpireWithdraw))
@@ -334,7 +293,9 @@ export class CryptoImplementation {
       stringToBytes(paytoUri + "\0"),
       new Uint8Array(0),
     );
-    const p = buildSigPS(SignaturePurpose.MASTER_WIRE_DETAILS).put(h).build();
+    const p = buildSigPS(TalerSignaturePurpose.MASTER_WIRE_DETAILS)
+      .put(h)
+      .build();
     return eddsaVerify(p, decodeCrock(sig), decodeCrock(masterPub));
   }
 
@@ -344,7 +305,7 @@ export class CryptoImplementation {
     merchantPub: string,
   ): boolean {
     const cthDec = decodeCrock(contractTermsHash);
-    const p = buildSigPS(SignaturePurpose.MERCHANT_CONTRACT)
+    const p = buildSigPS(TalerSignaturePurpose.MERCHANT_CONTRACT)
       .put(cthDec)
       .build();
     return eddsaVerify(p, decodeCrock(sig), decodeCrock(merchantPub));
@@ -364,8 +325,8 @@ export class CryptoImplementation {
   eddsaGetPublic(key: string): { priv: string; pub: string } {
     return {
       priv: key,
-      pub: encodeCrock(eddsaGetPublic(decodeCrock(key)))
-    }
+      pub: encodeCrock(eddsaGetPublic(decodeCrock(key))),
+    };
   }
 
   /**
@@ -392,7 +353,7 @@ export class CryptoImplementation {
    * and deposit permissions for each given coin.
    */
   signDepositPermission(depositInfo: DepositInfo): CoinDepositPermission {
-    const d = buildSigPS(SignaturePurpose.WALLET_COIN_DEPOSIT)
+    const d = buildSigPS(TalerSignaturePurpose.WALLET_COIN_DEPOSIT)
       .put(decodeCrock(depositInfo.contractTermsHash))
       .put(decodeCrock(depositInfo.wireInfoHash))
       .put(decodeCrock(depositInfo.denomPubHash))
@@ -503,7 +464,7 @@ export class CryptoImplementation {
     }
 
     const sessionHash = sessionHc.finish();
-    const confirmData = buildSigPS(SignaturePurpose.WALLET_COIN_MELT)
+    const confirmData = buildSigPS(TalerSignaturePurpose.WALLET_COIN_MELT)
       .put(sessionHash)
       .put(decodeCrock(meltCoinDenomPubHash))
       .put(amountToBuffer(valueWithFee))
@@ -549,7 +510,7 @@ export class CryptoImplementation {
     coinEv: string,
   ): string {
     const coinEvHash = hash(decodeCrock(coinEv));
-    const coinLink = buildSigPS(SignaturePurpose.WALLET_COIN_LINK)
+    const coinLink = buildSigPS(TalerSignaturePurpose.WALLET_COIN_LINK)
       .put(decodeCrock(newDenomHash))
       .put(decodeCrock(transferPub))
       .put(coinEvHash)
@@ -622,9 +583,7 @@ export class CryptoImplementation {
     } else {
       hOld = new Uint8Array(64);
     }
-    const sigBlob = new SignaturePurposeBuilder(
-      SignaturePurpose.SYNC_BACKUP_UPLOAD,
-    )
+    const sigBlob = buildSigPS(TalerSignaturePurpose.SYNC_BACKUP_UPLOAD)
       .put(hOld)
       .put(hNew)
       .build();
diff --git a/packages/taler-wallet-core/src/operations/pay.ts b/packages/taler-wallet-core/src/operations/pay.ts
index 079ffcd9a..8fad55994 100644
--- a/packages/taler-wallet-core/src/operations/pay.ts
+++ b/packages/taler-wallet-core/src/operations/pay.ts
@@ -763,6 +763,8 @@ async function processDownloadProposalImpl(
     proposalResp.contract_terms,
   );
 
+  logger.info(`Contract terms hash: ${contractTermsHash}`);
+
   let parsedContractTerms: ContractTerms;
 
   try {
diff --git a/packages/taler-wallet-core/src/util/contractTerms.ts b/packages/taler-wallet-core/src/util/contractTerms.ts
index 652ef707d..b064079e9 100644
--- a/packages/taler-wallet-core/src/util/contractTerms.ts
+++ b/packages/taler-wallet-core/src/util/contractTerms.ts
@@ -14,7 +14,7 @@
  GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
-import { canonicalJson } from "@gnu-taler/taler-util";
+import { canonicalJson, Logger } from "@gnu-taler/taler-util";
 import { kdf } from "@gnu-taler/taler-util";
 import {
   decodeCrock,
@@ -24,6 +24,8 @@ import {
   stringToBytes,
 } from "@gnu-taler/taler-util";
 
+const logger = new Logger("contractTerms.ts");
+
 export namespace ContractTermsUtil {
   export type PathPredicate = (path: string[]) => boolean;
 
@@ -222,6 +224,8 @@ export namespace ContractTermsUtil {
   export function hashContractTerms(contractTerms: unknown): string {
     const cleaned = scrub(contractTerms);
     const canon = canonicalJson(cleaned) + "\0";
-    return encodeCrock(hash(stringToBytes(canon)));
+    const bytes = stringToBytes(canon);
+    logger.info(`contract terms before hashing: ${encodeCrock(bytes)}`);
+    return encodeCrock(hash(bytes));
   }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 66ab99b34..84fcccced 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -16,11 +16,15 @@ importers:
     specifiers:
       '@gnu-taler/taler-util': workspace:^0.8.3
       ava: ^3.15.0
+      fetch-ponyfill: ^7.1.0
       hash-wasm: ^4.9.0
+      node-fetch: ^3.0.0
       typescript: ^4.4.3
     dependencies:
       '@gnu-taler/taler-util': link:../taler-util
+      fetch-ponyfill: 7.1.0
       hash-wasm: 4.9.0
+      node-fetch: 3.0.0
     devDependencies:
       ava: 3.15.0
       typescript: 4.4.3
@@ -32,6 +36,7 @@ importers:
       '@types/jest': ^26.0.8
       '@typescript-eslint/eslint-plugin': ^2.25.0
       '@typescript-eslint/parser': ^2.25.0
+      anastasis-core: workspace:^0.0.1
       enzyme: ^3.11.0
       enzyme-adapter-preact-pure: ^3.1.0
       eslint: ^6.8.0
@@ -46,6 +51,7 @@ importers:
       typescript: ^3.7.5
     dependencies:
       '@gnu-taler/taler-util': link:../taler-util
+      anastasis-core: link:../anastasis-core
       preact: 10.5.14
       preact-render-to-string: 5.1.19_preact@10.5.14
       preact-router: 3.2.1_preact@10.5.14
@@ -9701,6 +9707,11 @@ packages:
       assert-plus: 1.0.0
     dev: true
 
+  /data-uri-to-buffer/3.0.1:
+    resolution: {integrity: sha512-WboRycPNsVw3B3TL559F7kuBUM4d8CgMEvk6xEJlOp7OBPjt6G7z8WMWlD2rOFZLk6OYfFIUGsCOWzcQH9K2og==}
+    engines: {node: '>= 6'}
+    dev: false
+
   /data-urls/1.1.0:
     resolution: {integrity: sha512-YTWYI9se1P55u58gL5GkQHW4P6VJBJ5iBT+B5a7i2Tjadhv52paJG0qHX4A0OR6/t52odI64KP2YvFpkDOi3eQ==}
     dependencies:
@@ -11267,6 +11278,19 @@ packages:
       bser: 2.1.1
     dev: true
 
+  /fetch-blob/3.1.2:
+    resolution: {integrity: sha512-hunJbvy/6OLjCD0uuhLdp0mMPzP/yd2ssd1t2FCJsaA7wkWhpbp9xfuNVpv7Ll4jFhzp6T4LAupSiV9uOeg0VQ==}
+    engines: {node: ^12.20 || >= 14.13}
+    dependencies:
+      web-streams-polyfill: 3.1.1
+    dev: false
+
+  /fetch-ponyfill/7.1.0:
+    resolution: {integrity: sha512-FhbbL55dj/qdVO3YNK7ZEkshvj3eQ7EuIGV2I6ic/2YiocvyWv+7jg2s4AyS0wdRU75s3tA8ZxI/xPigb0v5Aw==}
+    dependencies:
+      node-fetch: 2.6.1
+    dev: false
+
   /fflate/0.6.0:
     resolution: {integrity: sha512-u4AdW/Xx7iinDhYQuS0B0vvbUX7JWXO07jEvYUlbNZvtoiDLkDvHR17LSwxhbawjZVDXczzLHAQUDSllISm4/A==}
     dev: false
@@ -11658,6 +11682,7 @@ packages:
     resolution: {integrity: sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==}
     engines: {node: ^8.16.0 || ^10.6.0 || >=11.0.0}
     os: [darwin]
+    requiresBuild: true
     dev: true
     optional: true
 
@@ -15032,7 +15057,14 @@ packages:
   /node-fetch/2.6.1:
     resolution: {integrity: sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==}
     engines: {node: 4.x || >=6.0.0}
-    dev: true
+
+  /node-fetch/3.0.0:
+    resolution: {integrity: sha512-bKMI+C7/T/SPU1lKnbQbwxptpCrG9ashG+VkytmXCPZyuM9jB6VU+hY0oi4lC8LxTtAeWdckNCTa3nrGsAdA3Q==}
+    engines: {node: ^12.20.0 || ^14.13.1 || >=16.0.0}
+    dependencies:
+      data-uri-to-buffer: 3.0.1
+      fetch-blob: 3.1.2
+    dev: false
 
   /node-forge/0.10.0:
     resolution: {integrity: sha512-PPmu8eEeG9saEUvI97fm4OYxXVB6bFvyNTyiUOBichBpFG8A1Ljw3bY62+5oOjDEMHRnd0Y7HQ+x7uzxOzC6JA==}
@@ -20331,6 +20363,11 @@ packages:
     resolution: {integrity: sha512-wYxSGajtmoP4WxfejAPIr4l0fVh+jeMXZb08wNc0tMg6xsfZXj3cECqIK0G7ZAqUq0PP8WlMDtaOGVBTAWztNw==}
     dev: true
 
+  /web-streams-polyfill/3.1.1:
+    resolution: {integrity: sha512-Czi3fG883e96T4DLEPRvufrF2ydhOOW1+1a6c3gNjH2aIh50DNFBdfwh2AKoOf1rXvpvavAoA11Qdq9+BKjE0Q==}
+    engines: {node: '>= 8'}
+    dev: false
+
   /webidl-conversions/4.0.2:
     resolution: {integrity: sha512-YQ+BmxuTgd6UXZW3+ICGfyqRyHXVlD5GtQr5+qjiNW7bF0cqrzX500HVXPBOvgXb5YnzDd+h0zqyv61KUD7+Sg==}
     dev: true