add build run scripts

run_di1_group_avg.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+cd "$SCRIPT_DIR"
+
+BIN="${BIN:-./main.exe}"
+TTY_PATH="${TTY_PATH:-/tmp/ttyADC_data}"
+CSV_PATH="${CSV_PATH:-capture.csv}"
+SVG_PATH="${SVG_PATH:-capture.svg}"
+
+if [[ ! -x "$BIN" ]]; then
+  echo "Binary '$BIN' not found or not executable. Run ./build_main.sh first." >&2
+  exit 1
+fi
+
+exec "$BIN" \
+  clock:internal \
+  internal_ref_hz:2000000 \
+  start:di_syn2_rise \
+  stop:di_syn2_fall \
+  sample_clock_hz:max \
+  range:0.2 \
+  di1:trace \
+  di1_group_avg \
+  duration_ms:100 \
+  packet_limit:0 \
+  "tty:${TTY_PATH}" \
+  "csv:${CSV_PATH}" \
+  "svg:${SVG_PATH}" \
+  "$@"