feat: script to generate an nsec

This fixes: https://gitlab.com/soapbox-pub/ditto/-/issues/85

deno.json

@@ -7,7 +7,8 @@
     "debug": "deno run -A --unstable-ffi --inspect src/server.ts",
     "test": "DB_PATH=\":memory:\" deno test -A --unstable-ffi",
     "check": "deno check src/server.ts",
-    "relays:sync": "deno run -A --unstable-ffi scripts/relays.ts sync"
+    "relays:sync": "deno run -A --unstable-ffi scripts/relays.ts sync",
+    "nsec": "deno run -A --unstable-ffi scripts/nsec.ts"
   },
   "exclude": ["./public"],
   "imports": { "@/": "./src/", "@soapbox/nspec": "jsr:@soapbox/nspec@^0.8.1", "~/fixtures/": "./fixtures/" },

scripts/nsec.ts

@@ -0,0 +1,16 @@
+import { generateSecretKey, nip19 } from '@/deps.ts';
+
+switch (Deno.args[0]) {
+  default: {
+    const encodedNsec = generateEncodedPrivateKey();
+    console.log(encodedNsec);
+    Deno.exit(0);
+  }
+}
+
+function generateEncodedPrivateKey(): string {
+  const sk = generateSecretKey();
+  const nsec = nip19.nsecEncode(sk);
+
+  return nsec;
+}

src/deps.ts

@@ -19,6 +19,7 @@ export {
   nip13,
   nip19,
   nip21,
+  generateSecretKey,
   type UnsignedEvent,
   type VerifiedEvent,
 } from 'npm:nostr-tools@^2.3.1';