update

package-lock.json

@@ -17,14 +17,17 @@
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@@ -2663,6 +2666,35 @@
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@@ -3770,6 +3802,24 @@
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@@ -3885,6 +3935,15 @@
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+      "license": "MIT",
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@@ -5554,6 +5640,15 @@
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+      "license": "MIT",
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+      "license": "MIT",
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@@ -9408,6 +9524,18 @@
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+      "resolved": "https://registry.npmjs.org/file-selector/-/file-selector-0.5.0.tgz",
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@@ -9585,6 +9713,15 @@
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@@ -9999,6 +10136,15 @@
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@@ -10910,6 +11056,18 @@
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@@ -11067,6 +11225,18 @@
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@@ -12876,6 +13055,396 @@
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+      "integrity": "sha512-IOc8uWeOZgnb3ptbCURJWNjWUPcO3ZnTTdzsurqERrP6nPyv+paC55vJM0LpOlT2ne+Ix+9+CRG1MNLlyZ4GjQ==",
+      "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",
@@ -16943,6 +17620,30 @@
         "node": ">= 0.4"
       }
     },
+    "node_modules/set-value": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/set-value/-/set-value-2.0.1.tgz",
+      "integrity": "sha512-JxHc1weCN68wRY0fhCoXpyK55m/XPHafOmK4UWD7m2CI14GMcFypt4w/0+NV5f/ZMby2F6S2wwA7fgynh9gWSw==",
+      "license": "MIT",
+      "dependencies": {
+        "extend-shallow": "^2.0.1",
+        "is-extendable": "^0.1.1",
+        "is-plain-object": "^2.0.3",
+        "split-string": "^3.0.1"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/set-value/node_modules/is-extendable": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/is-extendable/-/is-extendable-0.1.1.tgz",
+      "integrity": "sha512-5BMULNob1vgFX6EjQw5izWDxrecWK9AM72rugNr0TFldMOi0fj6Jk+zeKIt0xGj4cEfQIJth4w3OKWOJ4f+AFw==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/setprototypeof": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.2.0.tgz",
@@ -17274,6 +17975,31 @@
         "wbuf": "^1.7.3"
       }
     },
+    "node_modules/split-string": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/split-string/-/split-string-3.1.0.tgz",
+      "integrity": "sha512-NzNVhJDYpwceVVii8/Hu6DKfD2G+NrQHlS/V/qgv763EYudVwEcMQNxd2lh+0VrUByXN/oJkl5grOhYWvQUYiw==",
+      "license": "MIT",
+      "dependencies": {
+        "extend-shallow": "^3.0.0"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/split-string/node_modules/extend-shallow": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-3.0.2.tgz",
+      "integrity": "sha512-BwY5b5Ql4+qZoefgMj2NUmx+tehVTH/Kf4k1ZEtOHNFcm2wSxMRo992l6X3TIgni2eZVTZ85xMOjF31fwZAj6Q==",
+      "license": "MIT",
+      "dependencies": {
+        "assign-symbols": "^1.0.0",
+        "is-extendable": "^1.0.1"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/sprintf-js": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
@@ -18823,6 +19549,20 @@
         "requires-port": "^1.0.0"
       }
     },
+    "node_modules/use-isomorphic-layout-effect": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/use-isomorphic-layout-effect/-/use-isomorphic-layout-effect-1.2.1.tgz",
+      "integrity": "sha512-tpZZ+EX0gaghDAiFR37hj5MgY6ZN55kLiPkJsKxBMZ6GZdOSPJXiOzPM984oPYZ5AnehYx5WQp1+ME8I/P/pRA==",
+      "license": "MIT",
+      "peerDependencies": {
+        "react": "^16.8.0 || ^17.0.0 || ^18.0.0 || ^19.0.0"
+      },
+      "peerDependenciesMeta": {
+        "@types/react": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
@@ -18888,6 +19628,12 @@
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       "license": "MIT"
     },
+    "node_modules/v8n": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/v8n/-/v8n-1.5.1.tgz",
+      "integrity": "sha512-LdabyT4OffkyXFCe9UT+uMkxNBs5rcTVuZClvxQr08D5TUgo1OFKkoT65qYRCsiKBl/usHjpXvP4hHMzzDRj3A==",
+      "license": "MIT"
+    },
     "node_modules/vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -19852,6 +20598,35 @@
       "funding": {
         "url": "https://github.com/sponsors/sindresorhus"
       }
+    },
+    "node_modules/zustand": {
+      "version": "5.0.8",
+      "resolved": "https://registry.npmjs.org/zustand/-/zustand-5.0.8.tgz",
+      "integrity": "sha512-gyPKpIaxY9XcO2vSMrLbiER7QMAMGOQZVRdJ6Zi782jkbzZygq5GI9nG8g+sMgitRtndwaBSl7uiqC49o1SSiw==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=12.20.0"
+      },
+      "peerDependencies": {
+        "@types/react": ">=18.0.0",
+        "immer": ">=9.0.6",
+        "react": ">=18.0.0",
+        "use-sync-external-store": ">=1.2.0"
+      },
+      "peerDependenciesMeta": {
+        "@types/react": {
+          "optional": true
+        },
+        "immer": {
+          "optional": true
+        },
+        "react": {
+          "optional": true
+        },
+        "use-sync-external-store": {
+          "optional": true
+        }
+      }
     }
   }
 }

package.json

@@ -12,14 +12,17 @@
     "d3": "^7.9.0",
     "fonteditor-core": "^2.6.3",
     "jsdom": "^27.0.0",
+    "leva": "^0.10.0",
     "opentype.js": "^1.3.4",
     "react": "^19.1.0",
     "react-dom": "^19.1.0",
+    "react-router-dom": "^7.9.3",
     "react-scripts": "5.0.1",
     "sharp": "^0.34.4",
     "stats.js": "^0.17.0",
     "tweakpane": "^4.0.5",
-    "web-vitals": "^2.1.4"
+    "web-vitals": "^2.1.4",
+    "zustand": "^5.0.8"
   },
   "scripts": {
     "start": "react-scripts start",