Add draft test CI

.github/workflows/test.yml

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+# This workflow will do a clean install of the dependencies and run tests across different versions
+#
+# Replace <track> with the track name
+# Replace <image-name> with an image to run the jobs on
+# Replace <action to setup tooling> with a github action to setup tooling on the image
+# Replace <install dependencies> with a cli command to install the dependencies
+#
+# Find Github Actions to setup tooling here:
+# - https://github.com/actions/?q=setup&type=&language=
+# - https://github.com/actions/starter-workflows/tree/main/ci
+# - https://github.com/marketplace?type=actions&query=setup
+#
+# Requires scripts:
+# - bin/verify-exercises
+
+name: Verify Exercises
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  ci:
+    runs-on: ubuntu-22.04
+    container:
+      image: exercism/lfe-test-runner
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
+
+      - name: Verify all exercises
+        run: bin/verify-exercises

bin/verify-exercises

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+#!/usr/bin/env bash
+
+temp_dir_base=$(mktemp -d)
+
+run_test() {
+    slug=$(basename $1)
+    temp_dir=${temp_dir_base}/${slug}
+    mkdir -p ${temp_dir}
+
+    cp -r "$1/." $temp_dir
+    cp $temp_dir/.meta/example.lfe $temp_dir/src/$slug.lfe
+
+    (cd /opt/test-runner && bin/run.sh $slug $temp_dir $temp_dir) || exit 1
+
+    test_status="$(jq -r '.status' $temp_dir/results.json)"
+
+    if [ "$test_status" != "pass" ]; then
+    	echo "Tests for $slug have failed:"
+    	cat $temp_dir/results.json
+    	exit 1
+    fi
+}
+
+
+
+for concept_exercise_dir in ./exercises/concept/*/; do
+    if [ -d $concept_exercise_dir ]; then
+        echo "Checking $(basename "${concept_exercise_dir}") exercise..."
+        run_test $concept_exercise_dir
+    fi
+done
+
+# Verify the Practice Exercises
+for practice_exercise_dir in ./exercises/practice/*/; do
+    if [ -d $practice_exercise_dir ]; then
+        echo "Checking $(basename "${practice_exercise_dir}") exercise..."
+        run_test $practice_exercise_dir
+    fi
+done