remove tests and fix typos

Author: dkijania

src/mina-signer/tests/mina-signer-test-app/README.md

@@ -1,8 +1,8 @@
 # Test Signer CLI
 
 Command-line helper for drafting, signing, and broadcasting Mina payments via
-the public GraphQL API. It wraps the `mina-test-signer` library so you can submit
-transactions without wiring up a full wallet or SDK.
+the public GraphQL API. It wraps the `mina-test-signer` library so you can
+submit transactions without wiring up a full wallet or SDK.
 
 ## Getting Started
 
@@ -21,11 +21,11 @@ The optional `graphql_url` flag lets you override the default target defined in
    whether the transaction reached the pool.
 3. `utils.js` provides small helpers for GraphQL string construction and CLI
    validation.
-4. `config.js` centralises network defaults and usage messaging.
+4. `config.js` centralizes network defaults and usage messaging.
 
 Check the console output for a transaction id; you can re-run the pool check or
 the `getPooledUserCommands` helper to confirm inclusion. Provide a `nonce`
-argument when you need to synchronise with on-chain account state manually. The
+argument when you need to synchronize with on-chain account state manually. The
 CLI prints emoji-enhanced step logs and a summary table so you can spot
 successes and failures at a glance. GraphQL errors (including malformed
 responses) cause the CLI to exit with a non-zero status so they can be surfaced
@@ -42,4 +42,4 @@ For clarity, private key is in output format of:
 ## Safety Notes
 
 - Treat private keys in plain text with care. Prefer environment variables or a
-  secure secrets manager for real deployments.
+  secure secrets manager for real deployments.

src/mina-signer/tests/mina-signer-test-app/package.json

@@ -7,8 +7,7 @@
     "mina-test-signer": "mina-test-signer.js"
   },
   "scripts": {
-    "start": "node mina-test-signer.js",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "start": "node mina-test-signer.js"
   },
   "author": "o1-labs",
   "license": "ISC",