Inital release of kanbn2md

Renders json output of `kanbn board -j` as a markdown table.

.github/workflows/release-please.yml

@@ -0,0 +1,20 @@
+on:
+  push:
+    branches:
+      - master
+name: release-please
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    outputs:
+      release_created: ${{ steps.release.outputs.release_created }}
+    steps:
+      - uses: GoogleCloudPlatform/release-please-action@v2
+        id: release
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          release-type: simple
+          bump-minor-pre-major: Yes
+          package-name: kanbn2md
+        
+