ci: add doc tests (nextest doesn't support them)

Author: xdustinface

.github/scripts/ci_config.py

@@ -168,6 +168,19 @@ def run_group_tests(args):
         if result.returncode != 0:
             failed.append(crate)
             github_error(f"Test failed for {crate} on {args.os}")
+            continue
+
+        # Run doc tests (nextest doesn't support them)
+        github_group_start(f"Doc tests {crate}")
+
+        cmd = ["cargo", "test", "--doc", "-p", crate, "--all-features"]
+        result = subprocess.run(cmd)
+
+        github_group_end()
+
+        if result.returncode != 0:
+            failed.append(f"{crate} (doc)")
+            github_error(f"Doc test failed for {crate} on {args.os}")
 
     if failed:
         print("\n" + "=" * 40)