added buy me a coffee link to all pages

coffee.py

@@ -0,0 +1,20 @@
+import os
+
+import glob
+
+
+widget = """
+<script data-name="BMC-Widget" src="https://cdnjs.buymeacoffee.com/1.0.0/widget.prod.min.js" data-id="Anson" data-description="Support my work on Buy me a coffee!" data-message="Please consider donating if you enjoy my content!" data-color="#5F7FFF" data-position="right" data-x_margin="18" data-y_margin="18"></script>
+</head>
+"""
+# Add widget to all posts
+for filename in glob.glob("*/index.html", recursive=True):
+    print(filename)
+    with open(filename, "r+", encoding="utf-8") as f:
+        f.writelines(f.read().replace("</head>", widget))
+# print(f.read())
+
+# Add widget to home page
+with open("index.html", "r+", encoding="utf-8") as f:
+    f.writelines(f.read().replace("</head>", widget))
+#