diff --git a/package-lock.json b/package-lock.json
index 4ed7070..a4affab 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,6 +14,167 @@
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       }
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+      "dev": true,
+      "optional": true
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+      "resolved": "https://registry.npmjs.org/@esbuild/android-arm64/-/android-arm64-0.21.1.tgz",
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+      "optional": true
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+    "@esbuild/android-x64": {
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+      "resolved": "https://registry.npmjs.org/@esbuild/android-x64/-/android-x64-0.21.1.tgz",
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+      "dev": true,
+      "optional": true
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+      "resolved": "https://registry.npmjs.org/@esbuild/darwin-arm64/-/darwin-arm64-0.21.1.tgz",
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+      "optional": true
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+      "resolved": "https://registry.npmjs.org/@esbuild/freebsd-arm64/-/freebsd-arm64-0.21.1.tgz",
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+      "resolved": "https://registry.npmjs.org/@esbuild/freebsd-x64/-/freebsd-x64-0.21.1.tgz",
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+      "optional": true
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+      "resolved": "https://registry.npmjs.org/@esbuild/linux-arm/-/linux-arm-0.21.1.tgz",
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+      "resolved": "https://registry.npmjs.org/@esbuild/linux-arm64/-/linux-arm64-0.21.1.tgz",
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+      "optional": true
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+      "resolved": "https://registry.npmjs.org/@esbuild/linux-ia32/-/linux-ia32-0.21.1.tgz",
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+      "dev": true,
+      "optional": true
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+      "resolved": "https://registry.npmjs.org/@esbuild/linux-loong64/-/linux-loong64-0.21.1.tgz",
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+      "resolved": "https://registry.npmjs.org/@esbuild/linux-mips64el/-/linux-mips64el-0.21.1.tgz",
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+      "optional": true
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+      "resolved": "https://registry.npmjs.org/@esbuild/linux-riscv64/-/linux-riscv64-0.21.1.tgz",
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+      "dev": true,
+      "optional": true
+    },
+    "@esbuild/linux-s390x": {
+      "version": "0.21.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/linux-s390x/-/linux-s390x-0.21.1.tgz",
+      "integrity": "sha512-o73TcUNMuoTZlhwFdsgr8SfQtmMV58sbgq6gQq9G1xUiYnHMTmJbwq65RzMx89l0iya69lR4bxBgtWiiOyDQZA==",
+      "dev": true,
+      "optional": true
+    },
+    "@esbuild/linux-x64": {
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+      "resolved": "https://registry.npmjs.org/@esbuild/linux-x64/-/linux-x64-0.21.1.tgz",
+      "integrity": "sha512-da4/1mBJwwgJkbj4fMH7SOXq2zapgTo0LKXX1VUZ0Dxr+e8N0WbS80nSZ5+zf3lvpf8qxrkZdqkOqFfm57gXwA==",
+      "dev": true,
+      "optional": true
+    },
+    "@esbuild/netbsd-x64": {
+      "version": "0.21.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/netbsd-x64/-/netbsd-x64-0.21.1.tgz",
+      "integrity": "sha512-CPWs0HTFe5woTJN5eKPvgraUoRHrCtzlYIAv9wBC+FAyagBSaf+UdZrjwYyTGnwPGkThV4OCI7XibZOnPvONVw==",
+      "dev": true,
+      "optional": true
+    },
+    "@esbuild/openbsd-x64": {
+      "version": "0.21.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/openbsd-x64/-/openbsd-x64-0.21.1.tgz",
+      "integrity": "sha512-xxhTm5QtzNLc24R0hEkcH+zCx/o49AsdFZ0Cy5zSd/5tOj4X2g3/2AJB625NoadUuc4A8B3TenLJoYdWYOYCew==",
+      "dev": true,
+      "optional": true
+    },
+    "@esbuild/sunos-x64": {
+      "version": "0.21.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/sunos-x64/-/sunos-x64-0.21.1.tgz",
+      "integrity": "sha512-CWibXszpWys1pYmbr9UiKAkX6x+Sxw8HWtw1dRESK1dLW5fFJ6rMDVw0o8MbadusvVQx1a8xuOxnHXT941Hp1A==",
+      "dev": true,
+      "optional": true
+    },
+    "@esbuild/win32-arm64": {
+      "version": "0.21.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/win32-arm64/-/win32-arm64-0.21.1.tgz",
+      "integrity": "sha512-jb5B4k+xkytGbGUS4T+Z89cQJ9DJ4lozGRSV+hhfmCPpfJ3880O31Q1srPCimm+V6UCbnigqD10EgDNgjvjerQ==",
+      "dev": true,
+      "optional": true
+    },
+    "@esbuild/win32-ia32": {
+      "version": "0.21.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/win32-ia32/-/win32-ia32-0.21.1.tgz",
+      "integrity": "sha512-PgyFvjJhXqHn1uxPhyN1wZ6dIomKjiLUQh1LjFvjiV1JmnkZ/oMPrfeEAZg5R/1ftz4LZWZr02kefNIQ5SKREQ==",
+      "dev": true,
+      "optional": true
+    },
+    "@esbuild/win32-x64": {
+      "version": "0.21.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/win32-x64/-/win32-x64-0.21.1.tgz",
+      "integrity": "sha512-W9NttRZQR5ehAiqHGDnvfDaGmQOm6Fi4vSlce8mjM75x//XKuVAByohlEX6N17yZnVXxQFuh4fDRunP8ca6bfA==",
+      "dev": true,
+      "optional": true
+    },
     "@types/prop-types": {
       "version": "15.7.3",
       "resolved": "https://registry.npmjs.org/@types/prop-types/-/prop-types-15.7.3.tgz",
@@ -519,10 +680,35 @@
       }
     },
     "esbuild": {
-      "version": "0.6.20",
-      "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.6.20.tgz",
-      "integrity": "sha512-TR7HxD+sDJ1P67Loc8UDlRMeBEiJMS5L4yVLsiCwE48TyHDP7CGfkDHZDr9BKIFTK+0fuk7w/St1/PzBXpBRlQ==",
-      "dev": true
+      "version": "0.21.1",
+      "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.21.1.tgz",
+      "integrity": "sha512-GPqx+FX7mdqulCeQ4TsGZQ3djBJkx5k7zBGtqt9ycVlWNg8llJ4RO9n2vciu8BN2zAEs6lPbPl0asZsAh7oWzg==",
+      "dev": true,
+      "requires": {
+        "@esbuild/aix-ppc64": "0.21.1",
+        "@esbuild/android-arm": "0.21.1",
+        "@esbuild/android-arm64": "0.21.1",
+        "@esbuild/android-x64": "0.21.1",
+        "@esbuild/darwin-arm64": "0.21.1",
+        "@esbuild/darwin-x64": "0.21.1",
+        "@esbuild/freebsd-arm64": "0.21.1",
+        "@esbuild/freebsd-x64": "0.21.1",
+        "@esbuild/linux-arm": "0.21.1",
+        "@esbuild/linux-arm64": "0.21.1",
+        "@esbuild/linux-ia32": "0.21.1",
+        "@esbuild/linux-loong64": "0.21.1",
+        "@esbuild/linux-mips64el": "0.21.1",
+        "@esbuild/linux-ppc64": "0.21.1",
+        "@esbuild/linux-riscv64": "0.21.1",
+        "@esbuild/linux-s390x": "0.21.1",
+        "@esbuild/linux-x64": "0.21.1",
+        "@esbuild/netbsd-x64": "0.21.1",
+        "@esbuild/openbsd-x64": "0.21.1",
+        "@esbuild/sunos-x64": "0.21.1",
+        "@esbuild/win32-arm64": "0.21.1",
+        "@esbuild/win32-ia32": "0.21.1",
+        "@esbuild/win32-x64": "0.21.1"
+      }
     },
     "escape-html": {
       "version": "1.0.3",
diff --git a/package.json b/package.json
index 9cbcf39..92021fc 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
   "devDependencies": {
     "@types/react": "16.9.46",
     "@types/react-dom": "16.9.8",
-    "esbuild": "0.6.20",
+    "esbuild": "0.21.1",
     "npm-run-all": "4.1.5",
     "reload": "3.1.0",
     "sane": "4.1.0"