migrate checkin rules editor to vue3

- move constants to a module
- move reading from and writing to non-vue html to django interop module
- switch to composition api and script setup sfc with pug
- use optional chaining operators a lot to simplify code

package-lock.json

@@ -14,6 +14,8 @@
       "devDependencies": {
         "@eslint/js": "^9.39.2",
         "@stylistic/eslint-plugin": "^5.7.1",
+        "@types/jquery": "^3.5.33",
+        "@types/moment": "^2.11.29",
         "@vitejs/plugin-vue": "^6.0.4",
         "@vue/eslint-config-typescript": "^14.6.0",
         "eslint": "^9.39.2",
@@ -1223,6 +1225,16 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/jquery": {
+      "version": "3.5.33",
+      "resolved": "https://registry.npmjs.org/@types/jquery/-/jquery-3.5.33.tgz",
+      "integrity": "sha512-SeyVJXlCZpEki5F0ghuYe+L+PprQta6nRZqhONt9F13dWBtR/ftoaIbdRQ7cis7womE+X2LKhsDdDtkkDhJS6g==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/sizzle": "*"
+      }
+    },
     "node_modules/@types/json-schema": {
       "version": "7.0.15",
       "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.15.tgz",
@@ -1230,6 +1242,20 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/moment": {
+      "version": "2.11.29",
+      "resolved": "https://registry.npmjs.org/@types/moment/-/moment-2.11.29.tgz",
+      "integrity": "sha512-D5WIgbLYQzvgfsDnBhZFSTnt/BjGPOE+Jsh3k1BYYijJAkrn7ceeLvU4jtjKKXXuXN42O3ARlU4D/P9ezbQYFA==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/@types/sizzle": {
+      "version": "2.3.10",
+      "resolved": "https://registry.npmjs.org/@types/sizzle/-/sizzle-2.3.10.tgz",
+      "integrity": "sha512-TC0dmN0K8YcWEAEfiPi5gJP14eJe30TTGjkvek3iM/1NdHHsdCA/Td6GvNndMOo/iSnIsZ4HuuhrYPDAmbxzww==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@typescript-eslint/eslint-plugin": {
       "version": "8.54.0",
       "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-8.54.0.tgz",