feat: bootstrap Vue 3 app with Vue Router and Axios

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

package-lock.json

@@ -15,7 +15,8 @@
                 "leaflet": "^1.9.4",
                 "tailwindcss": "^4.0.7",
                 "vite": "^8.0.0",
-                "vue": "^3.5.32"
+                "vue": "^3.5.32",
+                "vue-router": "^4.6.4"
             },
             "optionalDependencies": {
                 "@rollup/rollup-linux-x64-gnu": "4.9.5",
@@ -811,6 +812,12 @@
                 "@vue/shared": "3.5.32"
             }
         },
+        "node_modules/@vue/devtools-api": {
+            "version": "6.6.4",
+            "resolved": "https://registry.npmjs.org/@vue/devtools-api/-/devtools-api-6.6.4.tgz",
+            "integrity": "sha512-sGhTPMuXqZ1rVOk32RylztWkfXTRhuS7vgAKv0zjqk8gbsHkJ7xfFf+jbySxt7tWObEJwyKaHMikV/WGDiQm8g==",
+            "license": "MIT"
+        },
         "node_modules/@vue/reactivity": {
             "version": "3.5.32",
             "resolved": "https://registry.npmjs.org/@vue/reactivity/-/reactivity-3.5.32.tgz",
@@ -2202,6 +2209,21 @@
                 }
             }
         },
+        "node_modules/vue-router": {
+            "version": "4.6.4",
+            "resolved": "https://registry.npmjs.org/vue-router/-/vue-router-4.6.4.tgz",
+            "integrity": "sha512-Hz9q5sa33Yhduglwz6g9skT8OBPii+4bFn88w6J+J4MfEo4KRRpmiNG/hHHkdbRFlLBOqxN8y8gf2Fb0MTUgVg==",
+            "license": "MIT",
+            "dependencies": {
+                "@vue/devtools-api": "^6.6.4"
+            },
+            "funding": {
+                "url": "https://github.com/sponsors/posva"
+            },
+            "peerDependencies": {
+                "vue": "^3.5.0"
+            }
+        },
         "node_modules/wrap-ansi": {
             "version": "7.0.0",
             "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",