[Init] Initial commit - NetMesh terminal manager

.github/scripts/update-nix-release.js

@@ -0,0 +1,76 @@
+import crypto from 'node:crypto';
+import fs from 'node:fs';
+import path from 'node:path';
+
+function usage() {
+  console.error('Usage: node .github/scripts/update-nix-release.js --artifacts <dir> --version <semver>');
+}
+
+function parseArgs(argv) {
+  const args = {};
+  for (let index = 2; index < argv.length; index += 1) {
+    const arg = argv[index];
+    if (arg === '--artifacts' || arg === '--version') {
+      args[arg.slice(2)] = argv[index + 1];
+      index += 1;
+      continue;
+    }
+    usage();
+    process.exit(2);
+  }
+  if (!args.artifacts || !args.version) {
+    usage();
+    process.exit(2);
+  }
+  return args;
+}
+
+function sriSha256(filePath) {
+  const digest = crypto.createHash('sha256').update(fs.readFileSync(filePath)).digest('base64');
+  return `sha256-${digest}`;
+}
+
+function findArtifact(artifactsDir, fileName) {
+  const filePath = path.join(artifactsDir, fileName);
+  if (!fs.existsSync(filePath)) {
+    throw new Error(`Missing release artifact: ${filePath}`);
+  }
+  return filePath;
+}
+
+function renderReleaseNix({ version, x64Hash, arm64Hash }) {
+  return `{
+  version = "${version}";
+
+  sources = {
+    x86_64-linux = {
+      appImageArch = "x86_64";
+      hash = "${x64Hash}";
+    };
+    aarch64-linux = {
+      appImageArch = "arm64";
+      hash = "${arm64Hash}";
+    };
+  };
+}
+`;
+}
+
+const args = parseArgs(process.argv);
+const version = args.version.replace(/^v/, '');
+
+if (!/^(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)(-.+)?$/.test(version)) {
+  throw new Error(`Expected semver version, got: ${args.version}`);
+}
+
+const x64AppImage = findArtifact(args.artifacts, `Netcatty-${version}-linux-x86_64.AppImage`);
+const arm64AppImage = findArtifact(args.artifacts, `Netcatty-${version}-linux-arm64.AppImage`);
+
+const releaseNix = renderReleaseNix({
+  version,
+  x64Hash: sriSha256(x64AppImage),
+  arm64Hash: sriSha256(arm64AppImage),
+});
+
+fs.writeFileSync('nix/release.nix', releaseNix);
+console.log(`Updated nix/release.nix for Netcatty ${version}`);