diff --git a/api/apistructs/items.py b/api/apistructs/items.py
index 58f0ba6c..2fc953f7 100644
--- a/api/apistructs/items.py
+++ b/api/apistructs/items.py
@@ -3,31 +3,32 @@
 from datetime import date
 from typing import Any
 
-from pydantic import BaseModel, EmailStr, Field, HttpUrl, validator
+from pydantic import field_validator, BaseModel, EmailStr, Field, HttpUrl
 
 
 class ProjectItem(BaseModel):
     ''' ProjectItem '''
     id: str = Field(description='`pid`, project id')
     name: str = Field(description='project name')
-    desc: str | None = Field(description='desc')
-    action_date: date | None = Field(description='action date')
-    owners: list[str] | None = Field(description='list of owners')
-    calendar: str | None = Field(description='calendar url')
-    gitlab_project_id: str | None = Field(description='gitlab project id')
+    desc: str | None = Field(None, description='desc')
+    action_date: date | None = Field(None, description='action date')
+    owners: list[str] | None = Field(None, description='list of owners')
+    calendar: str | None = Field(None, description='calendar url')
+    gitlab_project_id: str | None = Field(None, description='gitlab project id')
     mailling_leader: EmailStr | None = Field(
-        description='mailing list of leader')
+        None, description='mailing list of leader')
     mailling_staff: EmailStr | None = Field(
-        description='mailing list of staff')
+        None, description='mailing list of staff')
     mattermost_ch_id: str | None = Field(
-        description='Mattermost main channel id')
-    shared_drive: HttpUrl | None = Field(description='Google shared drive')
+        None, description='Mattermost main channel id')
+    shared_drive: HttpUrl | None = Field(None, description='Google shared drive')
     traffic_fee_doc: HttpUrl | None = Field(
-        description='doc fields for traffic fee')
+        None, description='doc fields for traffic fee')
     volunteer_certificate_hours: int | None = Field(
-        description='hours for volunteer certificate')
+        None, description='hours for volunteer certificate')
 
-    @validator('*', pre=True)
+    @field_validator('*', mode="before")
+    @classmethod
     def skip_empty_str(cls, value: Any) -> Any:  # pylint:disable=no-self-argument
         ''' skip empty string '''
         if isinstance(value, str):
@@ -44,13 +45,14 @@ class TeamItem(BaseModel):
     pid: str = Field(description='`pid`, project id')
     id: str = Field(description='`tid`, team id')
     name: str = Field(description='team name')
-    chiefs: list[str] | None = Field(description="list of chiefs' uids")
-    members: list[str] | None = Field(description="list of members' uids")
-    desc: str | None = Field(description='desc')
-    mailling: EmailStr | None = Field(description='mailing list for team')
-    headcount: int | None = Field(description='the headcount of team')
+    chiefs: list[str] | None = Field(None, description="list of chiefs' uids")
+    members: list[str] | None = Field(None, description="list of members' uids")
+    desc: str | None = Field(None, description='desc')
+    mailling: EmailStr | None = Field(None, description='mailing list for team')
+    headcount: int | None = Field(None, description='the headcount of team')
 
-    @validator('*', pre=True)
+    @field_validator('*', mode="before")
+    @classmethod
     def skip_empty_str(cls, value: Any) -> Any:  # pylint:disable=no-self-argument
         ''' skip empty string '''
         if isinstance(value, str):
@@ -72,6 +74,6 @@ class UserItem(BaseModel):
     id: str = Field(description='user id')
     badge_name: str = Field(description='badge name')
     avatar: HttpUrl = Field(description='url for avatar')
-    intro: str | None = Field(description='introduction')
-    chat: MattermostAccount | None = Field(description='Mattermost account')
-    is_chief: bool | None = Field(description='is the chief in the team')
+    intro: str | None = Field(None, description='introduction')
+    chat: MattermostAccount | None = Field(None, description='Mattermost account')
+    is_chief: bool | None = Field(None, description='is the chief in the team')
diff --git a/api/apistructs/projects.py b/api/apistructs/projects.py
index 636e75cf..e8d24f9b 100644
--- a/api/apistructs/projects.py
+++ b/api/apistructs/projects.py
@@ -2,7 +2,7 @@
 from datetime import date, datetime
 
 import arrow
-from pydantic import BaseModel, EmailStr, Field, HttpUrl, validator
+from pydantic import field_validator, BaseModel, EmailStr, Field, HttpUrl
 
 from api.apistructs.items import ProjectItem, TeamItem
 from structs.projects import ProjectTrafficLocationFeeItem
@@ -29,7 +29,8 @@ class ProjectCreateOutput(ProjectCreate):
     ''' Project create output '''
     pid: str = Field(description='project id', alias='_id')
 
-    @validator('action_date', pre=True)
+    @field_validator('action_date', mode="before")
+    @classmethod
     def convert_action_date(cls, value: datetime) -> str:  # pylint: disable=no-self-argument
         ''' convert_action_date '''
         return arrow.get(value).format('YYYY/MM/DD')
@@ -37,28 +38,29 @@ def convert_action_date(cls, value: datetime) -> str:  # pylint: disable=no-self
 
 class ProjectItemUpdateInput(BaseModel):
     ''' Update project item input '''
-    name: str | None = Field(description='project name')
-    desc: str | None = Field(description='desc')
-    action_date: date | None = Field(description='action date')
-    calendar: str | None = Field(description='calendar url')
-    gitlab_project_id: str | None = Field(description='gitlab project id')
+    name: str | None = Field(None, description='project name')
+    desc: str | None = Field(None, description='desc')
+    action_date: date | None = Field(None, description='action date')
+    calendar: str | None = Field(None, description='calendar url')
+    gitlab_project_id: str | None = Field(None, description='gitlab project id')
     mailling_leader: EmailStr | None = Field(
-        description='mailing list of leader')
+        None, description='mailing list of leader')
     mailling_staff: EmailStr | None = Field(
-        description='mailing list of staff')
+        None, description='mailing list of staff')
     mattermost_ch_id: str | None = Field(
-        description='Mattermost main channel id')
-    shared_drive: HttpUrl | None = Field(description='Google shared drive')
+        None, description='Mattermost main channel id')
+    shared_drive: HttpUrl | None = Field(None, description='Google shared drive')
     traffic_fee_doc: HttpUrl | None = Field(
-        description='doc fields for traffic fee')
+        None, description='doc fields for traffic fee')
     volunteer_certificate_hours: int | None = Field(
-        description='hours for volunteer certificate')
+        None, description='hours for volunteer certificate')
 
 
 class ProjectItemUpdateOutput(ProjectItemUpdateInput):
     ''' Update project item output '''
 
-    @validator('action_date', pre=True)
+    @field_validator('action_date', mode="before")
+    @classmethod
     def convert_action_date(cls, value: str | int | float) -> date:  # pylint:disable=no-self-argument
         ''' convert action_date to date '''
         return arrow.get(value).date()
diff --git a/api/apistructs/sender.py b/api/apistructs/sender.py
index 72fd2b4f..1820a575 100644
--- a/api/apistructs/sender.py
+++ b/api/apistructs/sender.py
@@ -3,7 +3,7 @@
 from typing import Any
 
 import arrow
-from pydantic import BaseModel, Field, validator
+from pydantic import field_validator, BaseModel, Field
 
 
 class SenderCampaignInput(BaseModel):
@@ -18,7 +18,8 @@ class Creater(BaseModel):
     uid: str = Field(description='user id')
     at: datetime = Field(description='created at in timestamp')
 
-    @validator('at', pre=True)
+    @field_validator('at', mode="before")
+    @classmethod
     def convert_to_datetime(cls, value: int | float | datetime) -> datetime:  # pylint: disable=no-self-argument
         ''' convert to datetime '''
         return arrow.get(value).naive
@@ -41,7 +42,8 @@ class Receiver(BaseModel):
     all_users: bool = Field(
         default=False, description='Send to all users in platform')
 
-    @validator('team_w_tags', pre=True)
+    @field_validator('team_w_tags', mode="before")
+    @classmethod
     def convert_to_list(cls,  # pylint: disable=no-self-argument
                         value: Any | list[dict[str, str | list[str]]]) -> list[
             dict[str, str | list[str]]]:
diff --git a/api/apistructs/tasks.py b/api/apistructs/tasks.py
index f4c21a73..712b4b90 100644
--- a/api/apistructs/tasks.py
+++ b/api/apistructs/tasks.py
@@ -1,7 +1,7 @@
 ''' API Structs - Tasks '''
 from datetime import datetime
 
-from pydantic import BaseModel, Field
+from pydantic import ConfigDict, BaseModel, Field
 
 from api.apistructs.items import UserItem
 from structs.tasks import TaskItem
@@ -23,11 +23,7 @@ class TaskCreateInput(BaseModel):
     endtime: datetime = Field(
         default_factory=datetime.now, description='task end')
     limit: int = Field(default=1, ge=1, description='expect required users')
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config '''
-        anystr_strip_whitespace = True
-        validate_assignment = True
+    model_config = ConfigDict(str_strip_whitespace=True, validate_assignment=True)
 
 
 class TaskCreateOutput(TaskItem):
@@ -40,25 +36,19 @@ class TaskGetOutput(TaskItem):
 
 class TaskUpdateInput(BaseModel):
     ''' TaskUpdateInput '''
-    title: str | None = Field(description='title')
-    cate: str | None = Field(description='cate')
-    desc: str | None = Field(description='desc')
-    starttime: datetime | None = Field(description='task start')
-    endtime: datetime | None = Field(description='task end')
-    limit: int | None = Field(description='expect required users')
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config '''
-        anystr_strip_whitespace = True
+    title: str | None = Field(None, description='title')
+    cate: str | None = Field(None, description='cate')
+    desc: str | None = Field(None, description='desc')
+    starttime: datetime | None = Field(None, description='task start')
+    endtime: datetime | None = Field(None, description='task end')
+    limit: int | None = Field(None, description='expect required users')
+    model_config = ConfigDict(str_strip_whitespace=True)
 
 
 class TaskAttendeeInput(BaseModel):
     ''' TaskAttendeeInput '''
     uids: list[str] = Field(description='uids')
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config '''
-        anystr_strip_whitespace = True
+    model_config = ConfigDict(str_strip_whitespace=True)
 
 
 class TaskGetAttendeeOutput(BaseModel):
diff --git a/api/apistructs/teams.py b/api/apistructs/teams.py
index 4e2b2bcb..5999fbc2 100644
--- a/api/apistructs/teams.py
+++ b/api/apistructs/teams.py
@@ -1,19 +1,20 @@
 ''' API Structs - Teams '''
 from typing import Any
 
-from pydantic import BaseModel, EmailStr, Field, validator
+from pydantic import field_validator, ConfigDict, BaseModel, EmailStr, Field
 
 from api.apistructs.items import UserItem
 
 
 class TeamItemUpdateInput(BaseModel):
     ''' Update Team item input '''
-    name: str | None = Field(description='team name')
-    desc: str | None = Field(description='desc')
-    mailling: EmailStr | None = Field(description='mailing list for team')
-    headcount: int | None = Field(description='the headcount of team')
+    name: str | None = Field(None, description='team name')
+    desc: str | None = Field(None, description='desc')
+    mailling: EmailStr | None = Field(None, description='mailing list for team')
+    headcount: int | None = Field(None, description='the headcount of team')
 
-    @validator('*', pre=True)
+    @field_validator('*', mode="before")
+    @classmethod
     def skip_empty_str(cls, value: Any) -> Any:  # pylint:disable=no-self-argument
         ''' skip empty string '''
         if isinstance(value, str):
@@ -37,10 +38,7 @@ class TeamCreateInput(BaseModel):
     ''' Team create input '''
     id: str = Field(description='team id')
     name: str = Field(description='team name')
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config '''
-        anystr_strip_whitespace = True
+    model_config = ConfigDict(str_strip_whitespace=True)
 
 
 class TeamCreateOutput(TeamCreateInput):
@@ -50,10 +48,7 @@ class TeamCreateOutput(TeamCreateInput):
 class TeamUpdateMembers(BaseModel):
     ''' TeamUpdateMembers '''
     uids: list[str] = Field(description='uids')
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config '''
-        anystr_strip_whitespace = True
+    model_config = ConfigDict(str_strip_whitespace=True)
 
 
 class TeamUpdateMembersOutput(BaseModel):
diff --git a/api/apistructs/users.py b/api/apistructs/users.py
index bc5ee07a..5f50b9e8 100644
--- a/api/apistructs/users.py
+++ b/api/apistructs/users.py
@@ -1,7 +1,7 @@
 ''' API Structs - Users '''
 from datetime import date
 
-from pydantic import BaseModel, Field, HttpUrl
+from pydantic import ConfigDict, BaseModel, Field, HttpUrl
 
 from api.apistructs.items import ProjectItem, TeamItem
 from module.skill import SkillEnum, StatusEnum, TeamsEnum, TobeVolunteerStruct
@@ -75,7 +75,7 @@ class UserMeDietaryHabitInput(BaseModel):
     ''' UserMeDietaryHabitInput '''
     checked: list[str] = Field(
         description='lists value of `DietaryHabitItemsValue`',
-        example=['0.001', '0.002'],
+        examples=[['0.001', '0.002']],
     )
 
 
@@ -116,11 +116,7 @@ class UserMeToBeVolunteerInput(BaseModel):
     hours: int = Field(description='Hours in an week')
     status: StatusEnum = Field(description='status')
     desc: str = Field(default='', description='more description')
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config '''
-        anystr_strip_whitespace: bool = True
-        use_enum_values: bool = True
+    model_config = ConfigDict()
 
 
 class UserMeToBeVolunteerOutput(BaseModel):
diff --git a/module/api_token.py b/module/api_token.py
index 0c5a256a..7f9e3121 100644
--- a/module/api_token.py
+++ b/module/api_token.py
@@ -5,7 +5,7 @@
 
 import arrow
 from passlib.context import CryptContext  # type: ignore
-from pydantic import BaseModel, Field
+from pydantic import ConfigDict, BaseModel, Field
 
 from models.api_tokendb import APITokenDB
 
@@ -22,10 +22,7 @@ class APITokenBase(BaseModel):
     create_at: datetime = Field(default_factory=datetime.now)
     alive: bool = Field(default=True)
     token_type: APITokenType
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' config '''
-        use_enum_values = True
+    model_config = ConfigDict(use_enum_values=True)
 
 
 class APITokenTemp(APITokenBase):
diff --git a/module/budget.py b/module/budget.py
index 4eca5d32..9075d1e6 100644
--- a/module/budget.py
+++ b/module/budget.py
@@ -4,7 +4,7 @@
 from typing import Any, Optional, Union
 
 import arrow
-from pydantic import BaseModel, error_wrappers, validator
+from pydantic import field_validator, ConfigDict, BaseModel, error_wrappers
 from pymongo.cursor import Cursor
 
 from models.budgetdb import BudgetDB
@@ -64,12 +64,10 @@ class BudgetImportItem(BaseModel):
     currency: Currency
     paydate: str
     estimate: str
+    model_config = ConfigDict(use_enum_values=True)
 
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Model config '''
-        use_enum_values = True
-
-    @validator('total')
+    @field_validator('total')
+    @classmethod
     def verify_total(cls, value: str) -> Union[int, float]:
         ''' verify total.
 
@@ -85,7 +83,8 @@ def verify_total(cls, value: str) -> Union[int, float]:
 
         return int(value)
 
-    @validator('paydate')
+    @field_validator('paydate')
+    @classmethod
     def verify_paydate(cls, value: str, **kwargs: Any) -> str:
         ''' verify paydate
 
diff --git a/module/skill.py b/module/skill.py
index dfcbfd2b..985551fe 100644
--- a/module/skill.py
+++ b/module/skill.py
@@ -2,7 +2,7 @@
 # pylint: disable=too-few-public-methods
 from enum import Enum, IntEnum, unique
 
-from pydantic import BaseModel, Field
+from pydantic import ConfigDict, BaseModel, Field
 
 
 @unique
@@ -121,13 +121,9 @@ class TobeVolunteerStruct(BaseModel):
     skill: list[SkillEnum] = Field(
         default_factory=list, description='list of skills')
     hours: int = Field(default=0, description='Hours in an week')
-    status: StatusEnum | None = Field(description='status')
+    status: StatusEnum | None = Field(None, description='status')
     desc: str = Field(default='', description='more description')
-
-    class Config:
-        ''' Config '''
-        anystr_strip_whitespace: bool = True
-        use_enum_values: bool = True
+    model_config = ConfigDict()
 
 
 class RecruitQuery(BaseModel):
@@ -145,7 +141,4 @@ class RecruitQuery(BaseModel):
         default_factory=list, description='list of skills')
     status: list[StatusEnum] = Field(
         default_factory=list, description='list of status')
-
-    class Config:
-        ''' Config '''
-        use_enum_values = True
+    model_config = ConfigDict(use_enum_values=True)
diff --git a/poetry.lock b/poetry.lock
index 33f18482..70f4c348 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -265,6 +265,23 @@ urllib3 = {version = ">=1.25.4,<2.2.0 || >2.2.0,<3", markers = "python_version >
 [package.extras]
 crt = ["awscrt (==0.23.4)"]
 
+[[package]]
+name = "bump-pydantic"
+version = "0.8.0"
+description = "Convert Pydantic from V1 to V2 ♻"
+optional = false
+python-versions = ">=3.8"
+files = [
+    {file = "bump_pydantic-0.8.0-py3-none-any.whl", hash = "sha256:6cbb4deb5869a69baa5a477f28f3e2d8fb09b687e114c018bd54470590ae7bf7"},
+    {file = "bump_pydantic-0.8.0.tar.gz", hash = "sha256:6092e61930e85619e74eeb04131b4387feda16f02d8bb2e3cf9507fa492c69e9"},
+]
+
+[package.dependencies]
+libcst = ">=0.4.2"
+rich = "*"
+typer = ">=0.7.0"
+typing-extensions = "*"
+
 [[package]]
 name = "cachetools"
 version = "5.5.0"
@@ -1215,6 +1232,57 @@ sqs = ["boto3 (>=1.26.143)", "pycurl (>=7.43.0.5)", "urllib3 (>=1.26.16)"]
 yaml = ["PyYAML (>=3.10)"]
 zookeeper = ["kazoo (>=2.8.0)"]
 
+[[package]]
+name = "libcst"
+version = "1.6.0"
+description = "A concrete syntax tree with AST-like properties for Python 3.0 through 3.13 programs."
+optional = false
+python-versions = ">=3.9"
+files = [
+    {file = "libcst-1.6.0-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:2f02d0da6dfbad44e6ec4d1e5791e17afe95d9fe89bce4374bf109fd9c103a50"},
+    {file = "libcst-1.6.0-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:48406225378ee9208edb1e5a10451bea810262473af1a2f2473737fd16d34e3a"},
+    {file = "libcst-1.6.0-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:8bf59a21e9968dc4e7c301fac660bf54bc7d4dcadc0b1abf31b1cac34e800555"},
+    {file = "libcst-1.6.0-cp310-cp310-manylinux_2_5_i686.manylinux1_i686.manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:d65550ac686bff9395398afacbc88fe812363703a4161108e8a6db066d30b96e"},
+    {file = "libcst-1.6.0-cp310-cp310-musllinux_1_2_aarch64.whl", hash = "sha256:5ac6d68364031f0b554d8920a69b33f25ec6ef351fa31b4e8f3676abb729ce36"},
+    {file = "libcst-1.6.0-cp310-cp310-musllinux_1_2_x86_64.whl", hash = "sha256:0c0fb2f7b74605832cc38d79e9d104f92a8aaeec7bf8f2759b20c5ba3786a321"},
+    {file = "libcst-1.6.0-cp310-cp310-win_amd64.whl", hash = "sha256:1bd11863889b630fe41543b4eb5e2dd445447a7f89e6b58229e83c9e52a74942"},
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+    {file = "libcst-1.6.0-cp312-cp312-win_amd64.whl", hash = "sha256:4cd011fcd79b76be216440ec296057780223674bc2566662c4bc50d3c5ecd58e"},
+    {file = "libcst-1.6.0-cp313-cp313-macosx_11_0_arm64.whl", hash = "sha256:96506807dc01c9efcea8ab57d9ea18fdc87b85514cc8ee2f8568fab6df861f02"},
+    {file = "libcst-1.6.0-cp313-cp313-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:dac722aade8796a1e78662c3ed424f0ab9f1dc0e8fdf3088610354cdd709e53f"},
+    {file = "libcst-1.6.0-cp313-cp313-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:1b8370d0f7092a17b7fcda0e1539d0162cf35a0c19af94842b09c9dddc382acd"},
+    {file = "libcst-1.6.0-cp313-cp313-manylinux_2_5_i686.manylinux1_i686.manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:8e4fcd791cab0fe8287b6edd0d78512b6475b87d906562a5d2d0999cb6d23b8d"},
+    {file = "libcst-1.6.0-cp313-cp313-musllinux_1_2_aarch64.whl", hash = "sha256:3fb953fc0155532f366ff40f6a23f191250134d6928e02074ae4eb3531fa6c30"},
+    {file = "libcst-1.6.0-cp313-cp313-musllinux_1_2_x86_64.whl", hash = "sha256:2f3c85602e5a6d3aec0a8fc74230363f943004d7c2b2a6a1c09b320b61692241"},
+    {file = "libcst-1.6.0-cp313-cp313-win_amd64.whl", hash = "sha256:c4486921bebd33d67bbbd605aff8bfaefd2d13dc73c20c1fde2fb245880b7fd6"},
+    {file = "libcst-1.6.0-cp39-cp39-macosx_11_0_arm64.whl", hash = "sha256:b3d274115d134a550fe8a0b38780a28a659d4a35ac6068c7c92fffe6661b519c"},
+    {file = "libcst-1.6.0-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:d45513f6cd3dbb2a80cf21a53bc6e6e560414edea17c474c784100e10aebe921"},
+    {file = "libcst-1.6.0-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:f8c70a124d7a7d326abdc9a6261013c57d36f21c6c6370de5dd3e6a040c4ee5e"},
+    {file = "libcst-1.6.0-cp39-cp39-manylinux_2_5_i686.manylinux1_i686.manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:bdc95df61838d708adb37e18af1615491f6cac59557fd11077664dd956fe4528"},
+    {file = "libcst-1.6.0-cp39-cp39-musllinux_1_2_aarch64.whl", hash = "sha256:05c32de72553cb93ff606c7d2421ce1eab1f0740c8c4b715444e2ae42f42b1b6"},
+    {file = "libcst-1.6.0-cp39-cp39-musllinux_1_2_x86_64.whl", hash = "sha256:69b705f5b1faa66f115ede52a970d7613d3a8fb988834f853f7fb46870a041d2"},
+    {file = "libcst-1.6.0-cp39-cp39-win_amd64.whl", hash = "sha256:984512829a80f963bfc1803342219a4264a8d4206df0a30eae9bce921357a938"},
+    {file = "libcst-1.6.0.tar.gz", hash = "sha256:e80ecdbe3fa43b3793cae8fa0b07a985bd9a693edbe6e9d076f5422ecadbf0db"},
+]
+
+[package.dependencies]
+pyyaml = ">=5.2"
+
+[package.extras]
+dev = ["Sphinx (>=5.1.1)", "black (==24.8.0)", "build (>=0.10.0)", "coverage[toml] (>=4.5.4)", "fixit (==2.1.0)", "flake8 (==7.1.1)", "hypothesis (>=4.36.0)", "hypothesmith (>=0.0.4)", "jinja2 (==3.1.5)", "jupyter (>=1.0.0)", "maturin (>=1.7.0,<1.8)", "nbsphinx (>=0.4.2)", "prompt-toolkit (>=2.0.9)", "pyre-check (==0.9.18)", "setuptools-rust (>=1.5.2)", "setuptools_scm (>=6.0.1)", "slotscheck (>=0.7.1)", "sphinx-rtd-theme (>=0.4.3)", "ufmt (==2.8.0)", "usort (==1.0.8.post1)"]
+
 [[package]]
 name = "lxml"
 version = "5.3.0"
@@ -1384,6 +1452,30 @@ files = [
 docs = ["mdx-gh-links (>=0.2)", "mkdocs (>=1.5)", "mkdocs-gen-files", "mkdocs-literate-nav", "mkdocs-nature (>=0.6)", "mkdocs-section-index", "mkdocstrings[python]"]
 testing = ["coverage", "pyyaml"]
 
+[[package]]
+name = "markdown-it-py"
+version = "3.0.0"
+description = "Python port of markdown-it. Markdown parsing, done right!"
+optional = false
+python-versions = ">=3.8"
+files = [
+    {file = "markdown-it-py-3.0.0.tar.gz", hash = "sha256:e3f60a94fa066dc52ec76661e37c851cb232d92f9886b15cb560aaada2df8feb"},
+    {file = "markdown_it_py-3.0.0-py3-none-any.whl", hash = "sha256:355216845c60bd96232cd8d8c40e8f9765cc86f46880e43a8fd22dc1a1a8cab1"},
+]
+
+[package.dependencies]
+mdurl = ">=0.1,<1.0"
+
+[package.extras]
+benchmarking = ["psutil", "pytest", "pytest-benchmark"]
+code-style = ["pre-commit (>=3.0,<4.0)"]
+compare = ["commonmark (>=0.9,<1.0)", "markdown (>=3.4,<4.0)", "mistletoe (>=1.0,<2.0)", "mistune (>=2.0,<3.0)", "panflute (>=2.3,<3.0)"]
+linkify = ["linkify-it-py (>=1,<3)"]
+plugins = ["mdit-py-plugins"]
+profiling = ["gprof2dot"]
+rtd = ["jupyter_sphinx", "mdit-py-plugins", "myst-parser", "pyyaml", "sphinx", "sphinx-copybutton", "sphinx-design", "sphinx_book_theme"]
+testing = ["coverage", "pytest", "pytest-cov", "pytest-regressions"]
+
 [[package]]
 name = "markupsafe"
 version = "3.0.2"
@@ -1465,6 +1557,17 @@ files = [
     {file = "mccabe-0.7.0.tar.gz", hash = "sha256:348e0240c33b60bbdf4e523192ef919f28cb2c3d7d5c7794f74009290f236325"},
 ]
 
+[[package]]
+name = "mdurl"
+version = "0.1.2"
+description = "Markdown URL utilities"
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "mdurl-0.1.2-py3-none-any.whl", hash = "sha256:84008a41e51615a49fc9966191ff91509e3c40b939176e643fd50a5c2196b8f8"},
+    {file = "mdurl-0.1.2.tar.gz", hash = "sha256:bb413d29f5eea38f31dd4754dd7377d4465116fb207585f97bf925588687c1ba"},
+]
+
 [[package]]
 name = "mergedeep"
 version = "1.3.4"
@@ -2673,6 +2776,24 @@ requests = ">=2.0.0"
 [package.extras]
 rsa = ["oauthlib[signedtoken] (>=3.0.0)"]
 
+[[package]]
+name = "rich"
+version = "13.9.4"
+description = "Render rich text, tables, progress bars, syntax highlighting, markdown and more to the terminal"
+optional = false
+python-versions = ">=3.8.0"
+files = [
+    {file = "rich-13.9.4-py3-none-any.whl", hash = "sha256:6049d5e6ec054bf2779ab3358186963bac2ea89175919d699e378b99738c2a90"},
+    {file = "rich-13.9.4.tar.gz", hash = "sha256:439594978a49a09530cff7ebc4b5c7103ef57baf48d5ea3184f21d9a2befa098"},
+]
+
+[package.dependencies]
+markdown-it-py = ">=2.2.0"
+pygments = ">=2.13.0,<3.0.0"
+
+[package.extras]
+jupyter = ["ipywidgets (>=7.5.1,<9)"]
+
 [[package]]
 name = "rsa"
 version = "4.7.2"
@@ -2714,6 +2835,17 @@ files = [
     {file = "sentinels-1.0.0.tar.gz", hash = "sha256:7be0704d7fe1925e397e92d18669ace2f619c92b5d4eb21a89f31e026f9ff4b1"},
 ]
 
+[[package]]
+name = "shellingham"
+version = "1.5.4"
+description = "Tool to Detect Surrounding Shell"
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "shellingham-1.5.4-py2.py3-none-any.whl", hash = "sha256:7ecfff8f2fd72616f7481040475a65b2bf8af90a56c89140852d1120324e8686"},
+    {file = "shellingham-1.5.4.tar.gz", hash = "sha256:8dbca0739d487e5bd35ab3ca4b36e11c4078f3a234bfce294b0a0291363404de"},
+]
+
 [[package]]
 name = "six"
 version = "1.17.0"
@@ -2810,6 +2942,23 @@ files = [
     {file = "tomlkit-0.13.2.tar.gz", hash = "sha256:fff5fe59a87295b278abd31bec92c15d9bc4a06885ab12bcea52c71119392e79"},
 ]
 
+[[package]]
+name = "typer"
+version = "0.15.1"
+description = "Typer, build great CLIs. Easy to code. Based on Python type hints."
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "typer-0.15.1-py3-none-any.whl", hash = "sha256:7994fb7b8155b64d3402518560648446072864beefd44aa2dc36972a5972e847"},
+    {file = "typer-0.15.1.tar.gz", hash = "sha256:a0588c0a7fa68a1978a069818657778f86abe6ff5ea6abf472f940a08bfe4f0a"},
+]
+
+[package.dependencies]
+click = ">=8.0.0"
+rich = ">=10.11.0"
+shellingham = ">=1.3.0"
+typing-extensions = ">=3.7.4.3"
+
 [[package]]
 name = "types-markdown"
 version = "3.7.0.20241204"
@@ -3235,4 +3384,4 @@ watchdog = ["watchdog (>=2.3)"]
 [metadata]
 lock-version = "2.0"
 python-versions = "~3.11.7"
-content-hash = "74071af36c0ed54cacfa3f6a02a9575b2a9268824540353f376fee3612decde9"
+content-hash = "7e76795dde0818b69f916982e4d1aef7d6fe80ae94cea8626ed4c73507c095a3"
diff --git a/pyproject.toml b/pyproject.toml
index 9463aa6a..bd622310 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -53,6 +53,7 @@ pytest = "^8"
 pytest-cov = "^6.0.0"
 types-markdown = "^3.4.2.1"
 types-requests = "^2.29"
+bump-pydantic = "^0.8.0"
 
 [build-system]
 build-backend = "poetry.core.masonry.api"
diff --git a/structs/projects.py b/structs/projects.py
index 2a37c07e..7e3e8191 100644
--- a/structs/projects.py
+++ b/structs/projects.py
@@ -3,7 +3,7 @@
 from typing import Any
 
 import arrow
-from pydantic import BaseModel, EmailStr, Field, HttpUrl, validator
+from pydantic import ConfigDict, BaseModel, EmailStr, Field, HttpUrl, validator
 
 
 def skip_empty_str(value: Any) -> Any:
@@ -39,18 +39,18 @@ class ProjectBase(BaseModel):
     name: str = Field(description='project name')
     owners: list[str] = Field(description='list of owners')
     action_date: datetime = Field(description='action date')
-    desc: str | None = Field(description='desc')
-    calendar: str | None = Field(description='calendar url')
-    gitlab_project_id: str | None = Field(description='gitlab project id')
+    desc: str | None = Field(None, description='desc')
+    calendar: str | None = Field(None, description='calendar url')
+    gitlab_project_id: str | None = Field(None, description='gitlab project id')
     mailling_leader: EmailStr | None = Field(
-        description='mailing list of leader')
+        None, description='mailing list of leader')
     mailling_staff: EmailStr | None = Field(
-        description='mailing list of staff')
+        None, description='mailing list of staff')
     mattermost_ch_id: str | None = Field(
-        description='Mattermost main channel id')
-    shared_drive: HttpUrl | None = Field(description='Google shared drive')
+        None, description='Mattermost main channel id')
+    shared_drive: HttpUrl | None = Field(None, description='Google shared drive')
     traffic_fee_doc: HttpUrl | None = Field(
-        description='doc fields for traffic fee')
+        None, description='doc fields for traffic fee')
     volunteer_certificate_hours: int = Field(
         default=16, ge=0,
         description='hours for volunteer certificate')
@@ -67,20 +67,20 @@ class ProjectBase(BaseModel):
 
 class ProjectBaseUpdate(BaseModel):
     ''' ProjectBaseUpdate '''
-    name: str | None = Field(description='project name')
-    action_date: datetime | None = Field(description='action date')
-    desc: str | None = Field(description='desc')
-    calendar: str | None = Field(description='calendar url')
-    gitlab_project_id: str | None = Field(description='gitlab project id')
+    name: str | None = Field(None, description='project name')
+    action_date: datetime | None = Field(None, description='action date')
+    desc: str | None = Field(None, description='desc')
+    calendar: str | None = Field(None, description='calendar url')
+    gitlab_project_id: str | None = Field(None, description='gitlab project id')
     mailling_leader: EmailStr | None = Field(
-        description='mailing list of leader')
+        None, description='mailing list of leader')
     mailling_staff: EmailStr | None = Field(
-        description='mailing list of staff')
+        None, description='mailing list of staff')
     mattermost_ch_id: str | None = Field(
-        description='Mattermost main channel id')
-    shared_drive: HttpUrl | None = Field(description='Google shared drive')
+        None, description='Mattermost main channel id')
+    shared_drive: HttpUrl | None = Field(None, description='Google shared drive')
     traffic_fee_doc: HttpUrl | None = Field(
-        description='doc fields for traffic fee')
+        None, description='doc fields for traffic fee')
     volunteer_certificate_hours: int = Field(
         default=16, ge=0,
         description='hours for volunteer certificate')
@@ -99,11 +99,7 @@ class ProjectTrafficLocationFeeItem(BaseModel):
     ''' ProjectTrafficLocationFeeItem '''
     location: str = Field(default='', description='location')
     fee: int = Field(default=0, description='fee in TWD', gt=0)
-
-    class Config:
-        ''' Config '''
-        # pylint: disable=too-few-public-methods
-        anystr_strip_whitespace = True
+    model_config = ConfigDict(str_strip_whitespace=True)
 
 
 class ProjectTrafficLocationFee(BaseModel):
diff --git a/structs/tasks.py b/structs/tasks.py
index e21b63d6..3236773a 100644
--- a/structs/tasks.py
+++ b/structs/tasks.py
@@ -4,7 +4,7 @@
 from uuid import uuid4
 
 import arrow
-from pydantic import BaseModel, Field, validator
+from pydantic import ConfigDict, BaseModel, Field, validator
 
 
 def convert_datetime(value: Any) -> datetime:
@@ -39,8 +39,4 @@ class TaskItem(BaseModel):
     _validate_convert_datetime = validator(
         'created_at', 'starttime', 'endtime',
         pre=True, allow_reuse=True, always=True)(convert_datetime)
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config '''
-        anystr_strip_whitespace = True
-        validate_assignment = True
+    model_config = ConfigDict(str_strip_whitespace=True, validate_assignment=True)
diff --git a/structs/teams.py b/structs/teams.py
index 0e4b6852..eed585c7 100644
--- a/structs/teams.py
+++ b/structs/teams.py
@@ -1,7 +1,7 @@
 ''' Teams Structs '''
 from datetime import datetime
 
-from pydantic import BaseModel, EmailStr, Field, validator
+from pydantic import field_validator, ConfigDict, BaseModel, EmailStr, Field
 
 
 class TagMembers(BaseModel):
@@ -15,21 +15,18 @@ class TeamBase(BaseModel):
     id: str = Field(description='`tid`, team id', alias='tid')
     pid: str = Field(description='`pid`, project id')
     name: str = Field(description='team name')
-    owners: list[str] | None = Field(description="list of owners' uids")
-    chiefs: list[str] | None = Field(description="list of chiefs' uids")
-    members: list[str] | None = Field(description="list of members' uids")
-    desc: str | None = Field(description='desc')
-    mailling: EmailStr | None = Field(description='mailing list for team')
-    headcount: int | None = Field(description='the headcount of team')
-    public_desc: str | None = Field(description='public desc for not members')
+    owners: list[str] | None = Field(None, description="list of owners' uids")
+    chiefs: list[str] | None = Field(None, description="list of chiefs' uids")
+    members: list[str] | None = Field(None, description="list of members' uids")
+    desc: str | None = Field(None, description='desc')
+    mailling: EmailStr | None = Field(None, description='mailing list for team')
+    headcount: int | None = Field(None, description='the headcount of team')
+    public_desc: str | None = Field(None, description='public desc for not members')
     disabled: bool = Field(default=False, description='disabled the team')
     tag_members: list[TagMembers] | None = Field(
-        description='tags for members')
-    created_at: datetime | None = Field(description='create at')
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config '''
-        anystr_strip_whitespace = True
+        None, description='tags for members')
+    created_at: datetime | None = Field(None, description='create at')
+    model_config = ConfigDict(str_strip_whitespace=True)
 
 
 class TeamUsers(BaseModel):
@@ -41,7 +38,8 @@ class TeamUsers(BaseModel):
     members: list[str] = Field(
         default_factory=list, description="list of members' uids")
 
-    @validator('*', pre=True)
+    @field_validator('*', mode="before")
+    @classmethod
     def process_none(cls, value: list[str] | None) -> list[str]:  # pylint: disable=no-self-argument
         ''' process none '''
         if value is None:
diff --git a/structs/users.py b/structs/users.py
index bcd5218c..bce9544e 100644
--- a/structs/users.py
+++ b/structs/users.py
@@ -4,7 +4,7 @@
 from time import time
 from typing import Optional
 
-from pydantic import BaseModel, EmailStr, Field
+from pydantic import ConfigDict, BaseModel, EmailStr, Field
 
 from module.dietary_habit import DietaryHabitItemsValue
 
@@ -17,17 +17,9 @@ class UserProfle(BaseModel):
         intro: introduction.
 
     '''
-    badge_name: str = Field(default='', example='Badge Name')
+    badge_name: str = Field(default='', examples=['Badge Name'])
     intro: str = Field(default='', description='Markdown format')
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config
-
-        Attributes:
-            anystr_strip_whitespace: `True`
-
-        '''
-        anystr_strip_whitespace: bool = True
+    model_config = ConfigDict()
 
 
 class UserBank(BaseModel):
@@ -44,15 +36,7 @@ class UserBank(BaseModel):
     no: str = Field(default='', description='bank account numbers')
     branch: str = Field(default='', description='bank branch name')
     name: str = Field(default='', description='bank account name')
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config
-
-        Attributes:
-            anystr_strip_whitespace: `True`
-
-        '''
-        anystr_strip_whitespace: bool = True
+    model_config = ConfigDict()
 
 
 class UserAddress(BaseModel):
@@ -67,15 +51,7 @@ class UserAddress(BaseModel):
     code: str = Field(default='')
     receiver: str = Field(default='')
     address: str = Field(default='')
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config
-
-        Attributes:
-            anystr_strip_whitespace: `True`
-
-        '''
-        anystr_strip_whitespace: bool = True
+    model_config = ConfigDict()
 
 
 class UserProfleRealBase(BaseModel):
@@ -92,15 +68,7 @@ class UserProfleRealBase(BaseModel):
     phone: str = Field(default='')
     roc_id: str = Field(default='')
     company: str = Field(default='')
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config
-
-        Attributes:
-            anystr_strip_whitespace: `True`
-
-        '''
-        anystr_strip_whitespace: bool = True
+    model_config = ConfigDict()
 
 
 class UserProfleReal(UserProfleRealBase):
@@ -118,17 +86,7 @@ class UserProfleReal(UserProfleRealBase):
     address: Optional[UserAddress] = Field(default_factory=UserAddress)
     dietary_habit: Optional[list[DietaryHabitItemsValue]] = Field(
         default_factory=list)
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config
-
-        Attributes:
-            anystr_strip_whitespace: `True`
-            use_enum_values: `True`
-
-        '''
-        anystr_strip_whitespace: bool = True
-        use_enum_values: bool = True
+    model_config = ConfigDict()
 
 
 class User(BaseModel):
@@ -149,17 +107,9 @@ class User(BaseModel):
     id: str = Field(..., alias='_id')
     created_at: int = Field(default_factory=lambda: int(time()))
     mail: EmailStr = Field(..., description="User's mail")
-    profile: Optional[UserProfle]
-    profile_real: Optional[UserProfleReal]
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config
-
-        Attributes:
-            anystr_strip_whitespace: `True`
-
-        '''
-        anystr_strip_whitespace: bool = True
+    profile: Optional[UserProfle] = None
+    profile_real: Optional[UserProfleReal] = None
+    model_config = ConfigDict()
 
 
 class PolicyType(str, Enum):
@@ -181,7 +131,4 @@ class PolicySigned(BaseModel):
     type: PolicyType = Field(description='Policy type')
     sign_at: datetime = Field(
         description='The policy signed at', default_factory=datetime.now)
-
-    class Config:  # pylint: disable=too-few-public-methods
-        ''' Config'''
-        use_enum_values = True
+    model_config = ConfigDict(use_enum_values=True)