script: More error checks and logging

diff --git a/.github/scripts/sync-rpc-cmds.py b/.github/scripts/sync-rpc-cmds.py
index 1657900d..368f37a0 100644
--- a/.github/scripts/sync-rpc-cmds.py
+++ b/.github/scripts/sync-rpc-cmds.py
@@ -35,7 +35,7 @@ def check_renderable(response, action, title):
 
     renderable = data.get("renderable")
     if renderable is None:
-        # Some endpoints don’t include renderable (e.g. DELETE)
+        # Some endpoints don't include renderable (e.g. DELETE)
         return True
 
     if not renderable.get("status", False):
@@ -121,8 +121,18 @@ def main():
         "Authorization": "Bearer " + os.environ.get("README_API_KEY"),
     }
 
+    # Validate API key exists
+    if not os.environ.get("README_API_KEY"):
+        print("❌ ERROR: README_API_KEY environment variable not set")
+        return
+
     # path to the rst file from where we fetch all the RPC commands
     path_to_rst = "doc/index.rst"
+
+    if not os.path.exists(path_to_rst):
+        print(f"❌ ERROR: File not found: {path_to_rst}")
+        return
+
     with open(path_to_rst, "r") as file:
         rst_content = file.read()
 
@@ -131,24 +141,31 @@ def main():
 
     # Compare local and server commands list to get the list of command to add or delete
     commands_local_title = set(command[0] for command in commands_from_local)
-    commands_readme_title = set(command['title'] for command in commands_from_readme)
+    commands_readme_title = set(command['slug'] for command in commands_from_readme)
     commands_to_delete = commands_readme_title - commands_local_title
     commands_to_add = commands_local_title - commands_readme_title
     for name in commands_to_delete:
         publishDoc(Action.DELETE, name, "", 0, headers)
-        sleep(3)
+        sleep(1)
 
     if commands_from_local:
         position = 0
         for name, file in commands_from_local:
-            with open("doc/" + file) as f:
+            file_path = "doc/" + file
+            if not os.path.exists(file_path):
+                print(f"⚠️  WARNING: File not found: {file_path}, skipping {name}")
+                continue
+
+            with open(file_path) as f:
                 body = f.read()
                 action = Action.ADD if name in commands_to_add else Action.UPDATE
                 publishDoc(action, name, body, position, headers)
             position += 1
             sleep(1)
     else:
-        print("No commands found in the Manpages block.")
+        print("⚠️  No commands found in the Manpages block.")
+
+    print("\n✨ Sync complete!")
 
 
 if __name__ == "__main__":