feat: add product view page

spa/package-lock.json

@@ -12,6 +12,7 @@
         "@tailwindcss/vite": "^4.1.11",
         "ofetch": "^1.4.1",
         "vue": "^3.5.17",
+        "vue-router": "^4.5.1",
         "vue-tg": "^0.9.0-beta.10"
       },
       "devDependencies": {
@@ -1156,6 +1157,12 @@
         "@vue/shared": "3.5.17"
       }
     },
+    "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": "3.5.17",
       "resolved": "https://registry.npmjs.org/@vue/reactivity/-/reactivity-3.5.17.tgz",
@@ -2090,6 +2097,21 @@
         }
       }
     },
+    "node_modules/vue-router": {
+      "version": "4.5.1",
+      "resolved": "https://registry.npmjs.org/vue-router/-/vue-router-4.5.1.tgz",
+      "integrity": "sha512-ogAF3P97NPm8fJsE4by9dwSYtDwXIY1nFY9T6DyQnGHd1E2Da94w9JIolpe42LJGIl0DwOHBi8TcRPlPGwbTtw==",
+      "license": "MIT",
+      "dependencies": {
+        "@vue/devtools-api": "^6.6.4"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/posva"
+      },
+      "peerDependencies": {
+        "vue": "^3.2.0"
+      }
+    },
     "node_modules/vue-tg": {
       "version": "0.9.0-beta.10",
       "resolved": "https://registry.npmjs.org/vue-tg/-/vue-tg-0.9.0-beta.10.tgz",