Document credential separation: Nextcloud Mail uses different IMAP/SMTP credentials

CREDENTIALS.md

@@ -10,10 +10,22 @@
 - API Key: Not provided
 - Status: Not provided yet
 
-**Nextcloud System** (current priority):
+## Credentials Provided
+
+### Nextcloud System** (current priority):
 - Server URL: `https://teamworkapps.com`
 - Username: `wltbagent@shortcutsolutions.net`
 - API Key: `1b8a28ca2fc26820fee3f9a8524c351b`
+- **Purpose**: REST API, WebDAV, CalDAV, CardDAV, OCS API endpoints
+
+### Nextcloud Email Integration** (different credentials):
+- **Authentication Method**: IMAP and SMTP (standard mail protocols)
+- **Credentials Available**:
+  - Hostnames (IMAP server, SMTP server)
+  - Username
+  - Password
+- **Purpose**: Email reading/sending via nextcloud-mail integration
+- **Note**: These are separate credentials from the Nextcloud API credentials above
 
 ---
 

README.md

@@ -173,6 +173,13 @@ nextcloud-calendar --op list-events
 
 ### Email (IMAP/SMTP)
 
+**⚠️ Important:** The Nextcloud Mail integration uses **different credentials** from other Nextcloud tools (Files, Contacts, Calendar).
+
+- **Other tools**: Use Nextcloud API credentials (server URL + username + API token)
+- **Mail**: Uses IMAP/SMTP credentials (IMAP hostname, SMTP hostname, username, password)
+
+These are separate authentication systems with different credentials. See `skills/nextcloud-mail/SKILL.md` for details.
+
 ```bash
 # List folders
 nextcloud-mail --op list-folders

skills/nextcloud-mail/SKILL.md

@@ -6,6 +6,22 @@
 
 **Server:** https://teamworkapps.com (Nextcloud 25.0.13)
 
+## Important: Separate Credentials
+
+**⚠️ NOTE:** The Nextcloud Mail integration uses **different credentials** from other Nextcloud tools (Files, Contacts, Calendar, etc.).
+
+**Other Nextcloud tools** use:
+- Nextcloud REST API / WebDAV / CalDAV / CardDAV
+- Server: `https://teamworkapps.com`
+- Username: `wltbagent@shortcutsolutions.net`
+- API Key: App token for API access
+
+**Nextcloud Mail** uses:
+- Standard IMAP and SMTP protocols
+- Different hostnames for IMAP/SMTP servers
+- Different username and password
+- These are email credentials, NOT Nextcloud API credentials
+
 ---
 
 ## Bootstrap Process (Automatic)