Generate matrix from directory

scripts/boards.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+# SPDX-License-Identifier: GPL-3.0-only
+
+set -eE
+EXCLUDED_BOARDS=(
+    "system76/common"
+    "arduino/uno"
+    "arduino/micro"
+)
+
+BOARDS=$(find src/board -type d -maxdepth 2 -mindepth 2 2>/dev/null \
+  | grep -vFf <(printf '%s\n' "${EXCLUDED_BOARDS[@]}") \
+  | jq -sRc 'split("\n")[:-1] | map(split("/")) | map({vendor: .[2], board: .[3]})'
+)
+
+echo "boards=${BOARDS}"