238 ha addon repository check (#244)

* move Makefile and bake file into parent folder

* build config.yaml from template

* use Makefile instead of build shell script

* ignore temporary or created files

* add rules for building the add-on repository

* add rel version of add-on

* add  jinja2-cli

ha_addons/templates/dev_data.json

@@ -0,0 +1,7 @@
+
+{
+    "name": "TSUN-Proxy (Dev)",
+    "description": "MQTT Proxy for TSUN Photovoltaic Inverters",
+    "version": "dev",
+    "slug": "tsun-proxy-dev"
+}