Back to the releaser setup (#355)

* Releaser setup

* Iterate

* Fix branch name

* Rename

* Iterate

.github/workflows/check-release.yml

@@ -0,0 +1,33 @@
+name: Check Release
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+permissions:
+  contents: write
+
+jobs:
+  check_release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Base Setup
+        uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+
+      - name: Check Release
+        uses: jupyter-server/jupyter_releaser/.github/actions/check-release@v2
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          version_spec: next
+
+      - name: Upload Distributions
+        uses: actions/upload-artifact@v2
+        with:
+          name: ipycanvas-releaser-dist-${{ github.run_number }}
+          path: .jupyter_releaser_checkout/dist

pyproject.toml

@@ -102,3 +102,20 @@ src = "ipycanvas/_version.py"
 [[tool.tbump.file]]
 src = "package.json"
 version_template = "\"version\": \"{major}.{minor}.{patch}{channel}{release}\""
+
+[tool.jupyter-releaser.hooks]
+before-bump-version = [
+    "python -m pip install hatch jupyterlab~=4.0",
+]
+before-build-npm = [
+    "python -m pip install jupyterlab~=4.0",
+    "jlpm",
+    "jlpm clean",
+    "jlpm build",
+]
+before-build-python = [
+    "jlpm clean",
+]
+
+[tool.check-wheel-contents]
+ignore = ["W002"]