feat(docker): add multi-arch Docker build and tagged release pipeline

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: 'siprouter',
-  version: '1.19.2',
+  version: '1.20.0',
   description: 'undefined'
 }

ts/proxybridge.ts

@@ -134,8 +134,22 @@ let logFn: ((msg: string) => void) | undefined;
 
 function buildLocalPaths(): string[] {
   const root = process.cwd();
+  // Map Node's process.arch to tsrust's friendly target name.
+  // tsrust writes multi-target binaries as <bin>_<os>_<arch>,
+  // e.g. proxy-engine_linux_amd64 / proxy-engine_linux_arm64.
+  const archSuffix =
+    process.arch === 'arm64' ? 'linux_arm64' :
+    process.arch === 'x64'   ? 'linux_amd64' :
+    null;
+  const multiTarget = archSuffix
+    ? [path.join(root, 'dist_rust', `proxy-engine_${archSuffix}`)]
+    : [];
   return [
+    // 1. Multi-target output matching the running host arch (Docker image, CI, multi-target dev).
+    ...multiTarget,
+    // 2. Single-target (unsuffixed) output — legacy/fallback when tsrust runs without targets.
     path.join(root, 'dist_rust', 'proxy-engine'),
+    // 3. Direct cargo builds for dev iteration.
     path.join(root, 'rust', 'target', 'release', 'proxy-engine'),
     path.join(root, 'rust', 'target', 'debug', 'proxy-engine'),
   ];