convert terminal from epic to saga

package.json

@@ -19,6 +19,7 @@
         "@types/react-splitter-layout": "^3.0.0",
         "@types/redux-logger": "^3.0.8",
         "@types/web-bluetooth": "^0.0.6",
+        "@types/zen-push": "^0.1.1",
         "ace-builds": "^1.4.11",
         "file-saver": "^2.0.2",
         "jszip": "^3.4.0",
@@ -36,7 +37,8 @@
         "redux-saga": "^1.1.3",
         "typescript": "~3.9.5",
         "xterm": "^4.6.0",
-        "xterm-addon-fit": "^0.4.0"
+        "xterm-addon-fit": "^0.4.0",
+        "zen-push": "^0.2.1"
     },
     "scripts": {
         "prepare": "mkdir -p public/static/js && cp node_modules/@pybricks/mpy-cross-v5/build/mpy-cross.wasm public/static/js/",