web: Add routes, solve button

web/frontend/package-lock.json

@@ -28,6 +28,7 @@
         "papaparse": "^5.5.2",
         "react": "^19.1.0",
         "react-dom": "^19.1.0",
+        "react-router": "^7.9.5",
         "react-scripts": "^5.0.1",
         "tabulator-tables": "^6.3.1",
         "typescript": "^4.9.5",
@@ -14181,6 +14182,37 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/react-router": {
+      "version": "7.9.5",
+      "resolved": "https://registry.npmjs.org/react-router/-/react-router-7.9.5.tgz",
+      "integrity": "sha512-JmxqrnBZ6E9hWmf02jzNn9Jm3UqyeimyiwzD69NjxGySG6lIz/1LVPsoTCwN7NBX2XjCEa1LIX5EMz1j2b6u6A==",
+      "license": "MIT",
+      "dependencies": {
+        "cookie": "^1.0.1",
+        "set-cookie-parser": "^2.6.0"
+      },
+      "engines": {
+        "node": ">=20.0.0"
+      },
+      "peerDependencies": {
+        "react": ">=18",
+        "react-dom": ">=18"
+      },
+      "peerDependenciesMeta": {
+        "react-dom": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/react-router/node_modules/cookie": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-1.0.2.tgz",
+      "integrity": "sha512-9Kr/j4O16ISv8zBBhJoi4bXOYNTkFLOqSL3UDB0njXxCXNezjeyVrJyGOWtgfs/q2km1gwBcfH8q1yEGoMYunA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=18"
+      }
+    },
     "node_modules/react-scripts": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/react-scripts/-/react-scripts-5.0.1.tgz",
@@ -15062,6 +15094,12 @@
         "node": ">= 0.8.0"
       }
     },
+    "node_modules/set-cookie-parser": {
+      "version": "2.7.2",
+      "resolved": "https://registry.npmjs.org/set-cookie-parser/-/set-cookie-parser-2.7.2.tgz",
+      "integrity": "sha512-oeM1lpU/UvhTxw+g3cIfxXHyJRc/uidd3yK1P242gzHds0udQBYzs3y8j4gCCW+ZJ7ad0yctld8RYO+bdurlvw==",
+      "license": "MIT"
+    },
     "node_modules/set-function-length": {
       "version": "1.2.2",
       "resolved": "https://registry.npmjs.org/set-function-length/-/set-function-length-1.2.2.tgz",