feat: Add Effect Lab page with an interactive Three.js sword stream animation.

package-lock.json

@@ -12,7 +12,8 @@
         "react": "^18.2.0",
         "react-dom": "^18.2.0",
         "react-leaflet": "^4.2.1",
-        "react-router-dom": "^6.30.3"
+        "react-router-dom": "^6.30.3",
+        "three": "^0.182.0"
       },
       "devDependencies": {
         "@eslint/js": "^9.39.1",
@@ -2921,6 +2922,12 @@
         "node": ">=8"
       }
     },
+    "node_modules/three": {
+      "version": "0.182.0",
+      "resolved": "https://registry.npmjs.org/three/-/three-0.182.0.tgz",
+      "integrity": "sha512-GbHabT+Irv+ihI1/f5kIIsZ+Ef9Sl5A1Y7imvS5RQjWgtTPfPnZ43JmlYI7NtCRDK9zir20lQpfg8/9Yd02OvQ==",
+      "license": "MIT"
+    },
     "node_modules/tinyglobby": {
       "version": "0.2.15",
       "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.15.tgz",