Standardize generate.sh: dotnet tool install + curl --fail

Simplify tool install to just `dotnet tool install --global` (works
whether already installed or not). Add --fail --silent --show-error
to curl invocations so the script aborts on HTTP errors.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: HavenDV

src/libs/Browserbase/generate.sh

@@ -1,9 +1,9 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
-dotnet tool update --global autosdk.cli --prerelease || dotnet tool install --global autosdk.cli --prerelease
+dotnet tool install --global autosdk.cli --prerelease
 rm -rf Generated
-curl -o openapi.yaml https://docs.browserbase.com/reference/api/openapi.v1.yaml
+curl --fail --silent --show-error -o openapi.yaml https://docs.browserbase.com/reference/api/openapi.v1.yaml
 
 # Auth: --security-scheme overrides the spec's X-BB-API-Key header auth with standard HTTP bearer.
 autosdk generate openapi.yaml \