[codex] Use runtime local tasks in Wework

AGENTS.md

@@ -43,6 +43,8 @@ Wegent is an open-source AI-native operating system for defining, organizing, an
 - English version: [`docs/en/developer-guide/sandbox-workspace-archive.md`](docs/en/developer-guide/sandbox-workspace-archive.md)
 - Shared skill directory (unify Claude and Codex local skills under `~/.agents/skills`): [`docs/zh/developer-guide/shared-skill-directory.md`](docs/zh/developer-guide/shared-skill-directory.md)
 - English version: [`docs/en/developer-guide/shared-skill-directory.md`](docs/en/developer-guide/shared-skill-directory.md)
+- Runtime local work (Project -> Device Workspace -> LocalTask without DB task rows): [`docs/zh/developer-guide/runtime-local-work.md`](docs/zh/developer-guide/runtime-local-work.md)
+- English version: [`docs/en/developer-guide/runtime-local-work.md`](docs/en/developer-guide/runtime-local-work.md)
 
 **📚 Documentation Writing Rules:**
 - All documentation files MUST include frontmatter with `sidebar_position` for ordering:

backend/alembic/versions/20260620_f1a2b3c4d5e6_add_device_workspaces.py

@@ -0,0 +1,122 @@
+"""add device workspaces
+
+Revision ID: f1a2b3c4d5e6
+Revises: d5e6f7a8b9c0
+Create Date: 2026-06-20 00:00:00.000000
+
+"""
+
+from typing import Sequence, Union
+
+import sqlalchemy as sa
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = "f1a2b3c4d5e6"
+down_revision: Union[str, Sequence[str], None] = "d5e6f7a8b9c0"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "device_workspaces",
+        sa.Column("id", sa.Integer(), nullable=False, comment="Primary key"),
+        sa.Column("user_id", sa.Integer(), nullable=False, comment="Owner user ID"),
+        sa.Column("project_id", sa.Integer(), nullable=False, comment="Project ID"),
+        sa.Column(
+            "device_id", sa.String(length=128), nullable=False, comment="Device ID"
+        ),
+        sa.Column(
+            "workspace_path",
+            sa.Text(),
+            nullable=False,
+            comment="Absolute workspace path on the local device",
+        ),
+        sa.Column(
+            "workspace_path_hash",
+            sa.String(length=64),
+            nullable=False,
+            comment="SHA-256 hash of workspace_path for MySQL-safe uniqueness",
+        ),
+        sa.Column(
+            "repo_url", sa.Text(), nullable=True, comment="Optional repository URL"
+        ),
+        sa.Column(
+            "repo_root_fingerprint",
+            sa.String(length=128),
+            nullable=True,
+            comment="Optional local repository root fingerprint",
+        ),
+        sa.Column(
+            "label",
+            sa.String(length=255),
+            nullable=True,
+            comment="User-facing workspace label",
+        ),
+        sa.Column(
+            "last_seen_at",
+            sa.DateTime(),
+            nullable=True,
+            comment="Last time the owning executor reported this workspace",
+        ),
+        sa.Column(
+            "created_at",
+            sa.DateTime(),
+            nullable=False,
+            server_default=sa.func.now(),
+            comment="Creation timestamp",
+        ),
+        sa.Column(
+            "updated_at",
+            sa.DateTime(),
+            nullable=False,
+            server_default=sa.func.now(),
+            comment="Last update timestamp",
+        ),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint(
+            "user_id",
+            "device_id",
+            "workspace_path_hash",
+            name="uq_device_workspace_user_device_path",
+        ),
+        mysql_charset="utf8mb4",
+        mysql_collate="utf8mb4_unicode_ci",
+        mysql_engine="InnoDB",
+        comment="Central mappings from Projects to device-local workspaces",
+    )
+    op.create_index(
+        op.f("ix_device_workspaces_id"), "device_workspaces", ["id"], unique=False
+    )
+    op.create_index(
+        op.f("ix_device_workspaces_user_id"),
+        "device_workspaces",
+        ["user_id"],
+        unique=False,
+    )
+    op.create_index(
+        op.f("ix_device_workspaces_project_id"),
+        "device_workspaces",
+        ["project_id"],
+        unique=False,
+    )
+    op.create_index(
+        op.f("ix_device_workspaces_device_id"),
+        "device_workspaces",
+        ["device_id"],
+        unique=False,
+    )
+
+
+def downgrade() -> None:
+    op.drop_index(
+        op.f("ix_device_workspaces_device_id"), table_name="device_workspaces"
+    )
+    op.drop_index(
+        op.f("ix_device_workspaces_project_id"), table_name="device_workspaces"
+    )
+    op.drop_index(op.f("ix_device_workspaces_user_id"), table_name="device_workspaces")
+    op.drop_index(op.f("ix_device_workspaces_id"), table_name="device_workspaces")
+    op.drop_table("device_workspaces")

backend/app/api/api.py

@@ -18,7 +18,6 @@
     knowledge,
     knowledge_open,
     knowledge_transfer,
-    local_codex,
     local_executor,
     mcp_providers,
     oidc,
@@ -28,6 +27,7 @@
     prompt_optimization,
     quota,
     repository,
+    runtime_work,
     share,
     skill_identity,
     skill_market,
@@ -230,7 +230,7 @@
     local_executor.router, prefix="/local-executor", tags=["local-executor"]
 )
 api_router.include_router(
-    local_codex.router, prefix="/local-codex", tags=["local-codex"]
+    runtime_work.router, prefix="/runtime-work", tags=["runtime-work"]
 )
 
 api_router.include_router(utils.router, prefix="/utils", tags=["utils"])

backend/app/api/endpoints/adapter/tasks.py

@@ -60,9 +60,6 @@
 from app.services import prompt_draft_service
 from app.services.adapters.executor_job import job_service
 from app.services.adapters.task_kinds import task_kinds_service
-from app.services.adapters.wework_conversation_search import (
-    search_wework_conversation_tasks,
-)
 from app.services.chat.storage import session_manager
 from app.services.remote_workspace_service import remote_workspace_service
 from app.services.shared_task import shared_task_service
@@ -281,29 +278,6 @@ def search_tasks_by_title(
     return {"total": total, "items": items}
 
 
-@router.get("/wework/conversation-search", response_model=TaskListResponse)
-def search_wework_conversation_task_list(
-    keyword: str = Query(
-        ..., min_length=1, description="Search by task title or message keywords"
-    ),
-    page: int = Query(1, ge=1, description="Page number"),
-    limit: int = Query(10, ge=1, le=100, description="Items per page"),
-    current_user: User = Depends(security.get_current_user),
-    db: Session = Depends(get_db),
-):
-    """Search WeWork conversations by title or conversation content."""
-    skip = (page - 1) * limit
-    items, total = search_wework_conversation_tasks(
-        db=db,
-        user_id=current_user.id,
-        keyword=keyword,
-        skip=skip,
-        limit=limit,
-        client_origin=CLIENT_ORIGIN_WEWORK,
-    )
-    return {"total": total, "items": items}
-
-
 @router.get("/archived", response_model=ArchivedTaskListResponse)
 def get_archived_tasks(
     page: int = Query(1, ge=1, description="Page number"),