feat: remove agent_working_dir from settings

crates/db/src/models/project.rs

@@ -38,7 +38,6 @@ pub struct CreateProject {
 #[derive(Debug, Deserialize, TS)]
 pub struct UpdateProject {
     pub name: Option<String>,
-    pub default_agent_working_dir: Option<String>,
 }
 
 #[derive(Debug, Serialize, TS)]
@@ -196,12 +195,11 @@ impl Project {
             .ok_or(sqlx::Error::RowNotFound)?;
 
         let name = payload.name.clone().unwrap_or(existing.name);
-        let default_agent_working_dir = payload.default_agent_working_dir.clone();
 
         sqlx::query_as!(
             Project,
             r#"UPDATE projects
-               SET name = $2, default_agent_working_dir = $3
+               SET name = $2
                WHERE id = $1
                RETURNING id as "id!: Uuid",
                          name,
@@ -211,27 +209,11 @@ impl Project {
                          updated_at as "updated_at!: DateTime<Utc>""#,
             id,
             name,
-            default_agent_working_dir,
         )
         .fetch_one(pool)
         .await
     }
 
-    pub async fn clear_default_agent_working_dir(
-        pool: &SqlitePool,
-        id: Uuid,
-    ) -> Result<(), sqlx::Error> {
-        sqlx::query!(
-            r#"UPDATE projects
-               SET default_agent_working_dir = ''
-               WHERE id = $1"#,
-            id
-        )
-        .execute(pool)
-        .await?;
-        Ok(())
-    }
-
     pub async fn set_remote_project_id(
         pool: &SqlitePool,
         id: Uuid,

crates/server/src/routes/task_attempts.rs

@@ -176,16 +176,17 @@ pub async fn create_task_attempt(
         .await?
         .ok_or(SqlxError::RowNotFound)?;
 
-    let project = task
-        .parent_project(pool)
-        .await?
-        .ok_or(SqlxError::RowNotFound)?;
-
-    let agent_working_dir = project
-        .default_agent_working_dir
-        .as_ref()
-        .filter(|dir| !dir.is_empty())
-        .cloned();
+    // Compute agent_working_dir based on repo count:
+    // - Single repo: use repo name as working dir (agent runs in repo directory)
+    // - Multiple repos: use None (agent runs in workspace root)
+    let agent_working_dir = if payload.repos.len() == 1 {
+        let repo = Repo::find_by_id(pool, payload.repos[0].repo_id)
+            .await?
+            .ok_or(RepoError::NotFound)?;
+        Some(repo.name)
+    } else {
+        None
+    };
 
     let attempt_id = Uuid::new_v4();
     let git_branch_name = deployment

crates/server/src/routes/tasks.rs

@@ -14,8 +14,7 @@ use axum::{
 };
 use db::models::{
     image::TaskImage,
-    project::{Project, ProjectError},
-    repo::Repo,
+    repo::{Repo, RepoError},
     task::{CreateTask, Task, TaskWithAttemptStatus, UpdateTask},
     workspace::{CreateWorkspace, Workspace},
     workspace_repo::{CreateWorkspaceRepo, WorkspaceRepo},
@@ -178,21 +177,23 @@ pub async fn create_task_and_start(
         )
         .await;
 
-    let project = Project::find_by_id(pool, task.project_id)
-        .await?
-        .ok_or(ProjectError::ProjectNotFound)?;
-
     let attempt_id = Uuid::new_v4();
     let git_branch_name = deployment
         .container()
         .git_branch_from_workspace(&attempt_id, &task.title)
         .await;
 
-    let agent_working_dir = project
-        .default_agent_working_dir
-        .as_ref()
-        .filter(|dir: &&String| !dir.is_empty())
-        .cloned();
+    // Compute agent_working_dir based on repo count:
+    // - Single repo: use repo name as working dir (agent runs in repo directory)
+    // - Multiple repos: use None (agent runs in workspace root)
+    let agent_working_dir = if payload.repos.len() == 1 {
+        let repo = Repo::find_by_id(pool, payload.repos[0].repo_id)
+            .await?
+            .ok_or(RepoError::NotFound)?;
+        Some(repo.name)
+    } else {
+        None
+    };
 
     let workspace = Workspace::create(
         pool,

crates/services/src/services/container.rs

@@ -18,8 +18,6 @@ use db::{
         execution_process_repo_state::{
             CreateExecutionProcessRepoState, ExecutionProcessRepoState,
         },
-        project::{Project, UpdateProject},
-        project_repo::ProjectRepo,
         repo::Repo,
         session::{CreateSession, Session, SessionError},
         task::{Task, TaskStatus},
@@ -371,33 +369,6 @@ pub trait ContainerService {
                 .to_string();
 
             Repo::update_name(pool, repo.id, &name, &name).await?;
-
-            // Update agent_working_dir for single-repo projects
-            let project_repos = ProjectRepo::find_by_repo_id(pool, repo.id).await?;
-            for pr in project_repos {
-                let all_repos = ProjectRepo::find_by_project_id(pool, pr.project_id).await?;
-                if all_repos.len() == 1
-                    && let Some(project) = Project::find_by_id(pool, pr.project_id).await?
-                {
-                    let needs_default_agent_working_dir = project
-                        .default_agent_working_dir
-                        .as_ref()
-                        .map(|s| s.is_empty())
-                        .unwrap_or(true);
-
-                    if needs_default_agent_working_dir {
-                        Project::update(
-                            pool,
-                            pr.project_id,
-                            &UpdateProject {
-                                name: Some(project.name.clone()),
-                                default_agent_working_dir: Some(name.clone()),
-                            },
-                        )
-                        .await?;
-                    }
-                }
-            }
         }
 
         Ok(())

crates/services/src/services/project.rs

@@ -110,29 +110,11 @@ impl ProjectService {
             .await
             .map_err(|e| ProjectServiceError::Project(ProjectError::CreateFailed(e.to_string())))?;
 
-        let mut created_repo: Option<Repo> = None;
         for repo in &normalized_repos {
             let repo_entity =
                 Repo::find_or_create(pool, Path::new(&repo.git_repo_path), &repo.display_name)
                     .await?;
             ProjectRepo::create(pool, project.id, repo_entity.id).await?;
-            if created_repo.is_none() {
-                created_repo = Some(repo_entity);
-            }
-        }
-
-        if normalized_repos.len() == 1
-            && let Some(repo) = created_repo
-        {
-            Project::update(
-                pool,
-                project.id,
-                &UpdateProject {
-                    name: None,
-                    default_agent_working_dir: Some(repo.name),
-                },
-            )
-            .await?;
         }
 
         Ok(project)
@@ -203,11 +185,6 @@ impl ProjectService {
         let path = repo_service.normalize_path(&payload.git_repo_path)?;
         repo_service.validate_git_repo_path(&path)?;
 
-        // Count repos before adding
-        let repo_count_before = ProjectRepo::find_by_project_id(pool, project_id)
-            .await?
-            .len();
-
         let repository = ProjectRepo::add_repo_to_project(
             pool,
             project_id,
@@ -225,11 +202,6 @@ impl ProjectService {
             _ => ProjectServiceError::RepositoryNotFound,
         })?;
 
-        // If project just went from 1 to 2 repos, clear default_agent_working_dir
-        if repo_count_before == 1 {
-            Project::clear_default_agent_working_dir(pool, project_id).await?;
-        }
-
         tracing::info!(
             "Added repository {} to project {} (path: {})",
             repository.id,

frontend/src/i18n/locales/en/settings.json

@@ -333,11 +333,6 @@
           "helper": "The absolute path to your git repository on disk."
         }
       },
-      "agentWorkingDir": {
-        "label": "Agent Working Directory",
-        "placeholder": "e.g., my-repo",
-        "helper": "Default directory for new workspaces to run the coding agent from, relative to the workspace root. This value is captured when a workspace is created and won't affect existing workspaces. For single-repo projects, this defaults to the repo name. Leave empty to run from the workspace root."
-      },
       "save": {
         "button": "Save Project Settings",
         "success": "✓ Project settings saved successfully!",

frontend/src/i18n/locales/es/settings.json

@@ -333,11 +333,6 @@
           "helper": "La ruta absoluta a tu repositorio git en disco."
         }
       },
-      "agentWorkingDir": {
-        "label": "Directorio de Trabajo del Agente",
-        "placeholder": "ej., mi-repo",
-        "helper": "Directorio predeterminado para nuevos workspaces donde ejecutar el agente de codificación, relativo a la raíz del workspace. Este valor se captura cuando se crea un workspace y no afectará a los workspaces existentes. Para proyectos de un solo repositorio, esto se establece por defecto al nombre del repositorio. Déjalo vacío para ejecutar desde la raíz del workspace."
-      },
       "save": {
         "button": "Guardar Configuración del Proyecto",
         "success": "✓ ¡Configuración del proyecto guardada exitosamente!",

frontend/src/i18n/locales/ja/settings.json

@@ -333,11 +333,6 @@
           "helper": "ディスク上のgitリポジトリへの絶対パス。"
         }
       },
-      "agentWorkingDir": {
-        "label": "エージェント作業ディレクトリ",
-        "placeholder": "例：my-repo",
-        "helper": "新しいワークスペースでコーディングエージェントを実行するデフォルトディレクトリ。ワークスペースルートからの相対パス。この値はワークスペース作成時に保存され、既存のワークスペースには影響しません。単一リポジトリプロジェクトの場合、リポジトリ名がデフォルトになります。空欄にするとワークスペースルートから実行します。"
-      },
       "save": {
         "button": "プロジェクト設定を保存",
         "success": "✓ プロジェクト設定が正常に保存されました！",

frontend/src/i18n/locales/ko/settings.json

@@ -333,11 +333,6 @@
           "helper": "디스크에 있는 git 저장소의 절대 경로입니다."
         }
       },
-      "agentWorkingDir": {
-        "label": "에이전트 작업 디렉토리",
-        "placeholder": "예: my-repo",
-        "helper": "새 워크스페이스에서 코딩 에이전트를 실행할 기본 디렉토리로, 워크스페이스 루트 기준 상대 경로입니다. 이 값은 워크스페이스 생성 시 저장되며 기존 워크스페이스에는 영향을 주지 않습니다. 단일 저장소 프로젝트의 경우 저장소 이름이 기본값입니다. 비워두면 워크스페이스 루트에서 실행됩니다."
-      },
       "save": {
         "button": "프로젝트 설정 저장",
         "success": "✓ 프로젝트 설정이 성공적으로 저장되었습니다!",

frontend/src/i18n/locales/zh-Hans/settings.json

@@ -333,11 +333,6 @@
           "helper": "磁盘上 git 仓库的绝对路径。"
         }
       },
-      "agentWorkingDir": {
-        "label": "代理工作目录",
-        "placeholder": "例如：my-repo",
-        "helper": "新工作区运行编码代理的默认目录，相对于工作区根目录。此值在创建工作区时保存，不会影响现有工作区。对于单仓库项目，默认为仓库名称。留空则从工作区根目录运行。"
-      },
       "save": {
         "button": "保存项目设置",
         "success": "✓ 项目设置保存成功！",

frontend/src/i18n/locales/zh-Hant/settings.json

@@ -333,11 +333,6 @@
           "helper": "磁碟上的 Git 儲存庫絕對路徑。"
         }
       },
-      "agentWorkingDir": {
-        "label": "代理工作目錄",
-        "placeholder": "例如：my-repo",
-        "helper": "新工作區執行編碼代理的預設目錄，相對於工作區根目錄。此值在建立工作區時保存，不會影響現有工作區。單一儲存庫專案預設為儲存庫名稱。留空則從工作區根目錄執行。"
-      },
       "save": {
         "button": "儲存專案設定",
         "success": "✓ 專案設定儲存成功！",

frontend/src/pages/settings/ProjectSettings.tsx

@@ -31,13 +31,11 @@ import type { Project, Repo, UpdateProject } from 'shared/types';
 
 interface ProjectFormState {
   name: string;
-  default_agent_working_dir: string;
 }
 
 function projectToFormState(project: Project): ProjectFormState {
   return {
     name: project.name,
-    default_agent_working_dir: project.default_agent_working_dir ?? '',
   };
 }
 
@@ -294,8 +292,6 @@ export function ProjectSettings() {
     try {
       const updateData: UpdateProject = {
         name: draft.name.trim(),
-        default_agent_working_dir:
-          draft.default_agent_working_dir.trim() || null,
       };
 
       updateProject.mutate({
@@ -429,26 +425,6 @@ export function ProjectSettings() {
                 </p>
               </div>
 
-              <div className="space-y-2">
-                <Label htmlFor="agent-working-dir">
-                  {t('settings.projects.agentWorkingDir.label')}
-                </Label>
-                <Input
-                  id="agent-working-dir"
-                  value={draft.default_agent_working_dir}
-                  onChange={(e) =>
-                    updateDraft({ default_agent_working_dir: e.target.value })
-                  }
-                  placeholder={t(
-                    'settings.projects.agentWorkingDir.placeholder'
-                  )}
-                  className="font-mono"
-                />
-                <p className="text-sm text-muted-foreground">
-                  {t('settings.projects.agentWorkingDir.helper')}
-                </p>
-              </div>
-
               {/* Save Button */}
               <div className="flex items-center justify-between pt-4 border-t">
                 {hasUnsavedChanges ? (

shared/types.ts

@@ -16,7 +16,7 @@ export type Project = { id: string, name: string, default_agent_working_dir: str
 
 export type CreateProject = { name: string, repositories: Array<CreateProjectRepo>, };
 
-export type UpdateProject = { name: string | null, default_agent_working_dir: string | null, };
+export type UpdateProject = { name: string | null, };
 
 export type SearchResult = { path: string, is_file: boolean, match_type: SearchMatchType, 
 /**