diff --git a/main.py b/main.py
new file mode 100644
index 0000000..99b48c8
--- /dev/null
+++ b/main.py
@@ -0,0 +1,73 @@
+import feedparser
+from mastodon import Mastodon
+import os
+# Replace these with your Mastodon application details and access token
+MASTODON_CLIENT_ID = os.environ['MASTODON_CLIENT_ID']
+MASTODON_CLIENT_SECRET = os.environ['MASTODON_CLIENT_SECRET']
+MASTODON_ACCESS_TOKEN = os.environ['MASTODON_ACCESS_TOKEN']
+MASTODON_INSTANCE_URL = os.environ['MASTODON_INSTANCE_URL']
+
+# RSS feed URL
+RSS_FEED_URL = os.environ['RSS_FEED_URL']
+
+# File to store the processed entry URLs
+PROCESSED_ENTRIES_FILE = 'processed_entries.txt'
+
+# Time delay between RSS checks (in seconds)
+CHECK_INTERVAL = os.environ['CHECK_INTERVAL']  # Check interval in seconds
+
+# Initialize Mastodon client
+mastodon = Mastodon(
+    client_id=MASTODON_CLIENT_ID,
+    client_secret=MASTODON_CLIENT_SECRET,
+    access_token=MASTODON_ACCESS_TOKEN,
+    api_base_url=MASTODON_INSTANCE_URL
+)
+
+# Function to load processed entry URLs from a file
+def load_processed_entries():
+    try:
+        with open(PROCESSED_ENTRIES_FILE, 'r') as file:
+            return set(file.read().splitlines())
+    except FileNotFoundError:
+        return set()
+
+# Function to save processed entry URLs to a file
+def save_processed_entries(processed_entries):
+    with open(PROCESSED_ENTRIES_FILE, 'w') as file:
+        file.write('\n'.join(processed_entries))
+
+# Function to check and post new RSS items
+def check_and_post_new_items():
+    while True:
+        print("Checking for new RSS items...")
+        # Load processed entry URLs from the file
+        processed_entries = load_processed_entries()
+
+        # Parse the RSS feed
+        feed = feedparser.parse(RSS_FEED_URL)
+
+        for entry in feed.entries:
+            entry_url = entry.link
+
+            # Check if the entry is new (not in the processed_entries set)
+            if entry_url not in processed_entries:
+                print(f"Found a new RSS item: {entry.title}")
+                # Create a Mastodon status
+                status = f"New RSS item:\n{entry.title}\n\n{entry.link}"
+
+                # Post the status to Mastodon
+                mastodon.status_post(status)
+
+                # Add the entry URL to the processed_entries set
+                processed_entries.add(entry_url)
+
+        # Save the updated processed_entries set to the file
+        save_processed_entries(processed_entries)
+
+        print("Sleeping for", CHECK_INTERVAL, "seconds...")
+        # Wait for the specified interval before checking again
+        time.sleep(CHECK_INTERVAL)
+
+if __name__ == "__main__":
+    check_and_post_new_items()
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