basic functionality

.env.example

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+# Website to monitor
+URL=https://example.com
+
+# Optional: XPath or CSS selector to monitor specific content
+# Leave empty to monitor entire page
+SELECTOR=
+# Options: xpath or css
+SELECTOR_TYPE=xpath
+
+# Cache file location (stores the hash of previous content)
+CACHE_FILE=.cache/hash.txt
+
+# SMTP Email Configuration
+SMTP_HOST=smtp.gmail.com
+SMTP_PORT=587
+SMTP_USER=your-email@gmail.com
+SMTP_PASSWORD=your-app-password
+SMTP_USE_TLS=true
+
+# Email addresses
+FROM_EMAIL=your-email@gmail.com
+TO_EMAIL=recipient@example.com