Add NSpec and SoapboxSigner

package.json

@@ -61,6 +61,7 @@
     "@lexical/react": "^0.12.4",
     "@lexical/selection": "^0.12.4",
     "@lexical/utils": "^0.12.4",
+    "@noble/hashes": "^1.3.3",
     "@popperjs/core": "^2.11.5",
     "@reach/combobox": "^0.18.0",
     "@reach/menu-button": "^0.18.0",
@@ -133,6 +134,7 @@
     "mini-css-extract-plugin": "^2.6.0",
     "nostr-machina": "^0.1.0",
     "nostr-tools": "^1.14.2",
+    "nspec": "^0.1.0",
     "path-browserify": "^1.0.1",
     "postcss": "^8.4.29",
     "process": "^0.11.10",