fix: распаковать источник из обёртки smart-updown в корень ветки

relayer/src/config.ts

@@ -0,0 +1,65 @@
+import { Connection, clusterApiUrl, Keypair, PublicKey } from "@solana/web3.js";
+import * as fs from "fs";
+import * as os from "os";
+import * as path from "path";
+
+export const SIDE_UP = 0;
+export const SIDE_DOWN = 1;
+
+/**
+ * Runtime configuration. Everything can be overridden via environment
+ * variables; defaults target the local validator.
+ */
+export interface Config {
+  /** RPC endpoint of the cluster (localnet by default). */
+  rpcUrl: string;
+  /** Localnet allows naive airdrops (to bettors and the house vault). */
+  allowAirdrop: boolean;
+  /** Program id. Defaults to the value embedded in the IDL. */
+  programId: PublicKey;
+  /** House admin/relayer keypair file path. */
+  adminKeypairPath: string;
+  /** Initial parameters used by `init` (must match on-chain constants). */
+  minAmountLamports: number;
+  maxAmountLamports: number;
+  multiplierBps: number;
+  expirySeconds: number;
+}
+
+function env(name: string, fallback: string): string {
+  return process.env[name] ?? fallback;
+}
+
+function envNum(name: string, fallback: number): number {
+  const raw = process.env[name];
+  if (!raw) return fallback;
+  const n = Number(raw);
+  if (!Number.isFinite(n)) throw new Error(`Invalid number for env ${name}: ${raw}`);
+  return n;
+}
+
+export function loadConfig(): Config {
+  const rpcUrl = env("SMART_RPC_URL", "http://127.0.0.1:8899");
+  const allowAirdrop = env("SMART_ALLOW_AIRDROP", "1") === "1";
+  const adminKeypairPath =
+    env("SMART_ADMIN_KEYPAIR", path.join(os.homedir(), ".config/solana/id.json"));
+
+  return {
+    rpcUrl,
+    allowAirdrop,
+    programId: PublicKey.default, // placeholder; real value read from the IDL below
+    adminKeypairPath,
+    minAmountLamports: envNum("SMART_MIN_AMOUNT", 100_000_000), // 0.1 SOL
+    maxAmountLamports: envNum("SMART_MAX_AMOUNT", 10_000_000_000), // 10 SOL
+    multiplierBps: envNum("SMART_MULTIPLIER_BPS", 13_000), // 1.3x
+    expirySeconds: envNum("SMART_EXPIRY_SECONDS", 15),
+  };
+}
+
+export function loadKeypair(pathOrJson: string): Keypair {
+  const resolved = pathOrJson.startsWith("~")
+    ? path.join(os.homedir(), pathOrJson.slice(1))
+    : path.resolve(pathOrJson);
+  const raw = fs.readFileSync(resolved, "utf8");
+  return Keypair.fromSecretKey(Uint8Array.from(JSON.parse(raw)));
+}