First commit, basic config (with db) and app handler

this has 100% test coverage and i intend to keep it that way.  api
docs have a good start but still need narrative.  several more things
must be added before i can seriously consider incorporating into
rattail but this seemed a good save point

tasks.py

@@ -0,0 +1,28 @@
+# -*- coding: utf-8; -*-
+"""
+Tasks for WuttJamaican
+"""
+
+import os
+import shutil
+
+from invoke import task
+
+
+here = os.path.abspath(os.path.dirname(__file__))
+exec(open(os.path.join(here, 'wuttjamaican', '_version.py')).read())
+
+
+@task
+def release(c):
+    """
+    Release a new version of WuttJamaican
+    """
+    # rebuild local tar.gz file for distribution
+    if os.path.exists('WuttJamaican.egg-info'):
+        shutil.rmtree('WuttJamaican.egg-info')
+    c.run('python -m build --sdist')
+
+    # upload to PyPI
+    filename = f'WuttJamaican-{__version__}.tar.gz'
+    c.run(f'twine upload dist/{filename}')