Remove dependency on the runner's volume (#244)

* bump actions

* experiment using init container to prepare working environment

* rm script before continuing

* fix

* Update packages/k8s/src/hooks/run-script-step.ts

Co-authored-by: Copilot <[email protected]>

* leverage exec stat instead of printf

* npm update

* document the new constraint

---------

Co-authored-by: DenisPalnitsky <[email protected]>

packages/k8s/package.json

@@ -20,17 +20,18 @@
     "hooklib": "file:../hooklib",
     "js-yaml": "^4.1.0",
     "shlex": "^3.0.0",
+    "tar-fs": "^3.1.0",
     "uuid": "^11.1.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.25.2",
-    "@babel/preset-env": "^7.25.4",
+    "@babel/core": "^7.28.3",
+    "@babel/preset-env": "^7.28.3",
     "@types/jest": "^30.0.0",
-    "@types/node": "^24.0.14",
+    "@types/node": "^24.3.0",
     "@vercel/ncc": "^0.38.3",
-    "babel-jest": "^30.0.4",
-    "jest": "^30.0.4",
-    "ts-jest": "^29.4.0",
-    "typescript": "^5.8.3"
+    "babel-jest": "^30.1.1",
+    "jest": "^30.1.1",
+    "ts-jest": "^29.4.1",
+    "typescript": "^5.9.2"
   }
 }