(no commit message)

utils/shell_ops.py

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+"""Shell operation utilities for nanocode."""
+
+import subprocess
+from .display import DIM, RESET
+
+
+def run_bash(cmd: str) -> str:
+    """Run a shell command and return output.
+
+    Args:
+        cmd: Shell command to execute
+
+    Returns:
+        Command output (stdout and stderr combined)
+    """
+    proc = subprocess.Popen(
+        cmd, shell=True,
+        stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
+        text=True
+    )
+    output_lines = []
+    try:
+        while True:
+            line = proc.stdout.readline()
+            if not line and proc.poll() is not None:
+                break
+            if line:
+                print(f"  {DIM}│ {line.rstrip()}{RESET}", flush=True)
+                output_lines.append(line)
+        proc.wait(timeout=30)
+    except subprocess.TimeoutExpired:
+        proc.kill()
+        output_lines.append("\n(timed out after 30s)")
+    return "".join(output_lines).strip() or "(empty output)"