Quote YAML values containing colons in config example

config.example.yml

@@ -1,8 +1,8 @@
 # poke-mail configuration
 # Copy this file to config.yml and fill in your credentials
 
-webhook_url: https://poke.com/api/v1/inbound-sms/webhook
-poke_api_key: your-api-key-here  # from https://poke.com/settings/advanced
+webhook_url: "https://poke.com/api/v1/inbound-sms/webhook"
+poke_api_key: "your-api-key-here"  # from https://poke.com/settings/advanced
 
 # MCP_API_KEY is set via environment variable (not in this file)
 # It secures the MCP server so only you can use it
@@ -11,11 +11,11 @@ accounts:
   - id: default
     imap_host: imap.gmail.com
     imap_port: 993
-    imap_username: you@gmail.com
-    imap_password: your-app-password
+    imap_username: "you@gmail.com"
+    imap_password: "your-app-password"
     smtp_host: smtp.gmail.com
     smtp_port: 587
-    smtp_username: you@gmail.com
-    smtp_password: your-app-password
+    smtp_username: "you@gmail.com"
+    smtp_password: "your-app-password"
     watch_folders:
       - INBOX