feat: key history algorithm

Packages/manifest.json

@@ -3,6 +3,7 @@
     "com.sator-imaging.app-window-utility": "https://github.com/sator-imaging/AppWindowUtility.git",
     "com.unity.2d.sprite": "1.0.0",
     "com.unity.ide.rider": "3.0.28",
+    "com.unity.test-framework": "1.1.33",
     "com.unity.textmeshpro": "3.0.8",
     "com.unity.ugui": "1.0.0",
     "com.unity.modules.ai": "1.0.0",

Packages/packages-lock.json

@@ -29,6 +29,17 @@
       },
       "url": "https://packages.unity.com"
     },
+    "com.unity.test-framework": {
+      "version": "1.1.33",
+      "depth": 0,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.ext.nunit": "1.0.6",
+        "com.unity.modules.imgui": "1.0.0",
+        "com.unity.modules.jsonserialize": "1.0.0"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.textmeshpro": {
       "version": "3.0.8",
       "depth": 0,