Restore mcbladerf from 2026-02-08 working copy

Recovered from editor file-history snapshots; the original directory
was never committed and has since been removed.

mcbladerf-run

@@ -0,0 +1,13 @@
+#!/bin/bash
+# mcbladerf launcher - ensures SoapySDR system package is accessible
+
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+
+# Get system Python's site-packages path for SoapySDR
+SYSTEM_SITE_PACKAGES=$(python3 -c "import site; print(':'.join(site.getsitepackages()))")
+
+# Add system site-packages to PYTHONPATH so SoapySDR is found
+export PYTHONPATH="${SYSTEM_SITE_PACKAGES}:${PYTHONPATH}"
+
+# Run the MCP server
+exec uv run --directory "$SCRIPT_DIR" mcbladerf "$@"