chore: add build and test helper scripts

Add convenience scripts for building and running tests:
- quick_build.sh: Fast build without tests
- run_tests.sh: Run all tests
- test_build.sh: Full build with tests

run_tests.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+set -e
+cd /home/will/lab/tower
+echo "Building controltower..."
+go build -o /tmp/test_ct ./cmd/controltower
+echo "Build successful!"
+rm -f /tmp/test_ct
+echo "Running tests..."
+go test ./...
+echo "All tests passed!"