feat: show agent version in UI and CLI (#3709)

This commit adds the ability for agents to set their version upon start.
This is then reported in the UI and CLI.

site/package.json

@@ -81,6 +81,7 @@
     "@types/react": "18.0.15",
     "@types/react-dom": "18.0.6",
     "@types/react-helmet": "6.1.5",
+    "@types/semver": "^7.3.12",
     "@types/superagent": "4.1.15",
     "@types/uuid": "8.3.4",
     "@typescript-eslint/eslint-plugin": "5.31.0",
@@ -112,6 +113,7 @@
     "prettier": "2.7.1",
     "prettier-plugin-organize-imports": "3.0.0",
     "react-hot-loader": "4.13.0",
+    "semver": "^7.3.7",
     "sql-formatter": "8.2.0",
     "style-loader": "3.3.1",
     "ts-jest": "27.1.4",