added docker build file

.gitignore

@@ -1,5 +1,5 @@
 *.toml
-
+*docker_test*
 # ---> Python
 # Byte-compiled / optimized / DLL files
 __pycache__/

Dockerfile

@@ -0,0 +1,6 @@
+FROM python:alpine3.18
+WORKDIR /
+COPY apprise-client.py opt
+ENV toml_path=''
+RUN pip install requests
+CMD [ "python", "opt/apprise-client.py" ]

apprise-client.py

@@ -1,7 +1,12 @@
 import requests as r
 from tomllib import load
+import os
+
+if os.environ["toml_path"]:
+     config_file_path=os.environ["toml_path"]
+else:
+    config_file_path = './config.toml'
 
-config_file_path = './config.toml'
 with open(config_file_path, 'rb') as c:
         config = load(c)