docs: Add --fail to curl command (#94)

bhelx · web-flow · commit 51ec1d97962c · 2023-08-17T10:05:37.000-06:00
Using --fail will print an error message if the status-code is one of
the 4xx, 5xx variety.
diff --git a/README.md b/README.md
@@ -71,7 +71,7 @@ Access to this compiler is free but available only on request of an API key. The
 curl and get an instrumented Wasm module back:
 
 ```
-curl -F wasm=@code.wasm https://compiler-preview.dylibso.com/instrument -X POST -H 'Authorization: Bearer <your-api-key>' > code.instr.wasm
+curl --fail -F wasm=@code.wasm https://compiler-preview.dylibso.com/instrument -X POST -H 'Authorization: Bearer <your-api-key>' > code.instr.wasm
 ```
 
 :key: **You can get an API key by contacting

-Original file line number
+Diff line change
 curl and get an instrumented Wasm module back:
 ```
 -curl -F [email protected] https://compiler-preview.dylibso.com/instrument -X POST -H 'Authorization: Bearer <your-api-key>' > code.instr.wasm
 +curl --fail -F [email protected] https://compiler-preview.dylibso.com/instrument -X POST -H 'Authorization: Bearer <your-api-key>' > code.instr.wasm
 ```
 :key: **You can get an API key by contacting