fix(init): add importlib context to connexion init

connexion openapi spec reference now provided through importlib
context manager, since file will exist inside of python egg, therefore
not being accesible through package file path

chore: upgrade version

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = httpaste-victorykit
-version = 1.0.6-alpha
+version = 1.0.7-alpha
 author = Tiara Rodney
 author_email = t.rodney@victoryk.it
 description = a versatile HTTP pastebin

src/httpaste/__init__.py

@@ -144,6 +144,7 @@ from configparser import ConfigParser
 from ast import literal_eval
 from io import StringIO
 from os import environ
+from importlib.resources import path as pkg_resource_path
 
 from connexion import FlaskApp
 from connexion.resolver import RestyResolver
@@ -301,13 +302,15 @@ def get_flask_app(
 
     options = {"swagger_ui": server_config.swagger_ui}
 
-    application = FlaskApp(__name__, specification_dir='schema/')
+    #context manager returns a pathlib.Path object
+    with pkg_resource_path('httpaste.schema', 'httpaste.openapi.json') as path:
+        application = FlaskApp(__name__, specification_dir=path.parent)
 
-    application.add_api(
-        'httpaste.openapi.json',
-        options=options,
-        resolver=RestyResolver('httpaste.controller')
-    )
+        application.add_api(
+            path.name,
+            options=options,
+            resolver=RestyResolver('httpaste.controller')
+        )
 
     for err_cls in [
         BadRequestError,