fix: Annotation (#14)

Author: Wh1isper

mcp_email_server/app.py

@@ -1,4 +1,5 @@
 from datetime import datetime
+from typing import Annotated
 
 from mcp.server.fastmcp import FastMCP
 from pydantic import Field
@@ -36,16 +37,20 @@ async def add_email_account(email: EmailSettings) -> None:
 
 @mcp.tool(description="Paginate emails, page start at 1, before and since as UTC datetime.")
 async def page_email(
-    account_name: str = Field(description="The name of the email account."),
-    page: int = Field(default=1, description="The page number to retrieve (starting from 1)."),
-    page_size: int = Field(default=10, description="The number of emails to retrieve per page."),
-    before: datetime | None = Field(default=None, description="Retrieve emails before this datetime (UTC)."),
-    since: datetime | None = Field(default=None, description="Retrieve emails since this datetime (UTC)."),
-    subject: str | None = Field(default=None, description="Filter emails by subject."),
-    body: str | None = Field(default=None, description="Filter emails by body."),
-    text: str | None = Field(default=None, description="Filter emails by text."),
-    from_address: str | None = Field(default=None, description="Filter emails by sender address."),
-    to_address: str | None = Field(default=None, description="Filter emails by recipient address."),
+    account_name: Annotated[str, Field(description="The name of the email account.")],
+    page: Annotated[int, Field(default=1, description="The page number to retrieve (starting from 1).")] = 1,
+    page_size: Annotated[int, Field(default=10, description="The number of emails to retrieve per page.")] = 10,
+    before: Annotated[
+        datetime | None, Field(default=None, description="Retrieve emails before this datetime (UTC).")
+    ] = None,
+    since: Annotated[
+        datetime | None, Field(default=None, description="Retrieve emails since this datetime (UTC).")
+    ] = None,
+    subject: Annotated[str | None, Field(default=None, description="Filter emails by subject.")] = None,
+    body: Annotated[str | None, Field(default=None, description="Filter emails by body.")] = None,
+    text: Annotated[str | None, Field(default=None, description="Filter emails by text.")] = None,
+    from_address: Annotated[str | None, Field(default=None, description="Filter emails by sender address.")] = None,
+    to_address: Annotated[str | None, Field(default=None, description="Filter emails by recipient address.")] = None,
 ) -> EmailPageResponse:
     handler = dispatch_handler(account_name)
 
@@ -66,12 +71,18 @@ async def page_email(
     description="Send an email using the specified account. Recipient should be a list of email addresses.",
 )
 async def send_email(
-    account_name: str = Field(description="The name of the email account to send from."),
-    recipients: list[str] = Field(description="A list of recipient email addresses."),
-    subject: str = Field(description="The subject of the email."),
-    body: str = Field(description="The body of the email."),
-    cc: list[str] | None = Field(default=None, description="A list of CC email addresses."),
-    bcc: list[str] | None = Field(default=None, description="A list of BCC email addresses."),
+    account_name: Annotated[str, Field(description="The name of the email account to send from.")],
+    recipients: Annotated[list[str], Field(description="A list of recipient email addresses.")],
+    subject: Annotated[str, Field(description="The subject of the email.")],
+    body: Annotated[str, Field(description="The body of the email.")],
+    cc: Annotated[
+        list[str] | None,
+        Field(default=None, description="A list of CC email addresses."),
+    ] = None,
+    bcc: Annotated[
+        list[str] | None,
+        Field(default=None, description="A list of BCC email addresses."),
+    ] = None,
 ) -> None:
     handler = dispatch_handler(account_name)
     await handler.send_email(recipients, subject, body, cc, bcc)