feat(smartnetwork): Add randomizable port search and switch DNS resolution to @push.rocks/smartdns; export smartdns and update docs

package.json

@@ -17,11 +17,12 @@
   "devDependencies": {
     "@git.zone/tsbuild": "^2.6.8",
     "@git.zone/tsrun": "^1.2.39",
-    "@git.zone/tstest": "^2.3.6",
+    "@git.zone/tstest": "^2.3.7",
     "@push.rocks/smartenv": "^5.0.13",
     "@types/node": "^22.15.19"
   },
   "dependencies": {
+    "@push.rocks/smartdns": "^7.6.1",
     "@push.rocks/smartping": "^1.0.7",
     "@push.rocks/smartpromise": "^4.2.3",
     "@push.rocks/smartstring": "^4.0.2",