[Doc] Add JSDoc linter & general comment clean up (#611)

- Prefer comments above lines over end-of-line comments
  - Makes auto-formatting easier
  - Subjective, but it is generally easier to read in JS
- Standardises JSdoc format
- Auto-fixes for many issues (applies on save w/ESLint extension)

package.json

@@ -51,6 +51,7 @@
     "@types/eslint__js": "^8.42.3",
     "@types/node": "^22.1.0",
     "eslint": "^9.14.0",
+    "eslint-plugin-jsdoc": "^50.6.3",
     "eslint-plugin-unused-imports": "^4.1.4",
     "globals": "^15.12.0",
     "husky": "^9.1.7",
@@ -59,7 +60,7 @@
     "prettier": "^3.3.3",
     "ts-node": "^10.9.2",
     "typescript": "^5.6.3",
-    "typescript-eslint": "^8.14.0",
+    "typescript-eslint": "^8.25.0",
     "typescript-strict-plugin": "^2.4.4",
     "vite": "^6.2.0",
     "vite-plugin-dts": "^4.3.0",