chore: migrate to esm (#334)

* chore: update unit tests

* fix: follow latest action template

* chore: add licenses and workflows

* chore: remove bloat

* chore: fix linter

.github/workflows/test.yml

@@ -1,5 +1,6 @@
 name: 'build-test'
-on: # rebuild any PRs and main branch changes
+
+on:
   pull_request:
   push:
     branches:
@@ -13,13 +14,38 @@ defaults:
     shell: bash
 
 jobs:
-  build: # make sure build/ci work properly
+  build:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - run: npm install
+      - uses: actions/setup-node@v4
+        with:
+          node-version-file: .node-version
+          cache: npm
+      - run: npm ci
       - run: npm run all
-  test: # make sure the action works on a clean machine without building
+
+      - id: diff
+        run: |
+          if [ ! -d dist/ ]; then
+            echo "Expected dist/ directory does not exist.  See status below:"
+            ls -la ./
+            exit 1
+          fi
+          if [ "$(git diff --ignore-space-at-eol --text dist/ | wc -l)" -gt "0" ]; then
+            echo "Detected uncommitted changes after build. See status below:"
+            git diff --ignore-space-at-eol --text dist/
+            exit 1
+          fi
+
+      # Upload the mismatched version as a workflow artifact.
+      - if: ${{ failure() && steps.diff.outcome == 'failure' }}
+        uses: actions/upload-artifact@v4
+        with:
+          name: dist
+          path: dist/
+
+  test:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
@@ -31,6 +57,7 @@ jobs:
         with:
           version: ${{ matrix.version }}
       - run: supabase -h
+
   check:
     if: ${{ always() && github.event.pull_request }}
     runs-on: ubuntu-latest