diff --git a/Makefile b/Makefile
index c9c72c2d..c189fffc 100644
--- a/Makefile
+++ b/Makefile
@@ -277,6 +277,17 @@ quality-fast:
 	@uv run mypy roboco/
 	@uv run pytest -q -x --no-cov
 
+# Fast pre-submit gate: format-check + lint + types + complexity, NO tests.
+# This is the command a project points `quality_command` at, so the agent
+# pre-submit gate (run at i_am_done) executes it in the dev's workspace and
+# catches lint/type/complexity at the desk. The test suite stays on CI.
+.PHONY: gate
+gate:
+	@uv run ruff format --check .
+	@uv run ruff check .
+	@uv run mypy roboco/
+	@uv run xenon --max-absolute B --max-modules A --max-average A roboco/
+
 # Run all analysis tools
 .PHONY: analysis
 analysis: deptry
diff --git a/alembic/versions/029_project_quality_command.py b/alembic/versions/029_project_quality_command.py
new file mode 100644
index 00000000..712d3ee0
--- /dev/null
+++ b/alembic/versions/029_project_quality_command.py
@@ -0,0 +1,32 @@
+"""Add projects.quality_command — the fast pre-submit gate command.
+
+When set, the agent pre-submit gate (run at a developer's i_am_done) executes
+this command in the developer's workspace — lint + types + complexity, no tests
+(e.g. "make gate") — instead of the lint/typecheck pair, so a red gate is caught
+at the dev's desk. Nullable; projects opt in via the panel.
+
+Revision ID: 029_project_quality_command
+Revises: 028_seed_self_hosted_provider
+Create Date: 2026-06-14
+"""
+
+from __future__ import annotations
+
+import sqlalchemy as sa
+from alembic import op
+
+revision = "029_project_quality_command"
+down_revision = "028_seed_self_hosted_provider"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column(
+        "projects",
+        sa.Column("quality_command", sa.String(length=500), nullable=True),
+    )
+
+
+def downgrade() -> None:
+    op.drop_column("projects", "quality_command")
diff --git a/panel/src/components/projects/create-project-dialog.tsx b/panel/src/components/projects/create-project-dialog.tsx
index 82b0ce9c..4d0a9db8 100644
--- a/panel/src/components/projects/create-project-dialog.tsx
+++ b/panel/src/components/projects/create-project-dialog.tsx
@@ -82,6 +82,7 @@ export function CreateProjectDialog() {
         format_command: formData.format_command || undefined,
         typecheck_command: formData.typecheck_command || undefined,
         build_command: formData.build_command || undefined,
+        quality_command: formData.quality_command || undefined,
       });
       toast.success("Project created successfully");
       setOpen(false);
@@ -271,6 +272,22 @@ export function CreateProjectDialog() {
                     placeholder="pnpm build"
                   />
                 </div>
+
+                <div className="grid gap-2">
+                  <Label htmlFor="quality_command">Quality Gate Command</Label>
+                  <Input
+                    id="quality_command"
+                    value={formData.quality_command || ""}
+                    onChange={(e) =>
+                      setFormData({ ...formData, quality_command: e.target.value })
+                    }
+                    placeholder="make gate"
+                  />
+                  <p className="text-xs text-muted-foreground">
+                    Fast pre-submit gate (lint + types + complexity, no tests) run
+                    in the dev&apos;s workspace at hand-off to QA.
+                  </p>
+                </div>
               </>
             )}
           </div>
diff --git a/panel/src/components/projects/edit-project-dialog.tsx b/panel/src/components/projects/edit-project-dialog.tsx
index c8744639..dd6e612a 100644
--- a/panel/src/components/projects/edit-project-dialog.tsx
+++ b/panel/src/components/projects/edit-project-dialog.tsx
@@ -61,6 +61,7 @@ function EditProjectForm({
   const [formatCommand, setFormatCommand] = useState(project.format_command || "");
   const [typecheckCommand, setTypecheckCommand] = useState(project.typecheck_command || "");
   const [buildCommand, setBuildCommand] = useState(project.build_command || "");
+  const [qualityCommand, setQualityCommand] = useState(project.quality_command || "");
 
   // Token handling
   const [newToken, setNewToken] = useState("");
@@ -88,6 +89,7 @@ function EditProjectForm({
       format_command: formatCommand || undefined,
       typecheck_command: typecheckCommand || undefined,
       build_command: buildCommand || undefined,
+      quality_command: qualityCommand || undefined,
     };
 
     // Handle token update
@@ -296,6 +298,20 @@ function EditProjectForm({
                 placeholder="pnpm build"
               />
             </div>
+
+            <div className="grid gap-2">
+              <Label htmlFor="quality_command">Quality Gate Command</Label>
+              <Input
+                id="quality_command"
+                value={qualityCommand}
+                onChange={(e) => setQualityCommand(e.target.value)}
+                placeholder="make gate"
+              />
+              <p className="text-xs text-muted-foreground">
+                Fast pre-submit gate (lint + types + complexity, no tests) run in
+                the dev&apos;s workspace at hand-off to QA.
+              </p>
+            </div>
           </>
         )}
       </div>
diff --git a/panel/src/lib/api/projects.ts b/panel/src/lib/api/projects.ts
index aaf6dcb3..71d9ee18 100644
--- a/panel/src/lib/api/projects.ts
+++ b/panel/src/lib/api/projects.ts
@@ -83,6 +83,7 @@ export const projectsApi = {
         format_command: project.format_command ?? null,
         typecheck_command: project.typecheck_command ?? null,
         build_command: project.build_command ?? null,
+        quality_command: project.quality_command ?? null,
         workspace_path: null,
         last_synced_at: null,
         head_commit: null,
diff --git a/panel/src/types/index.ts b/panel/src/types/index.ts
index 0e420a7e..65c06861 100644
--- a/panel/src/types/index.ts
+++ b/panel/src/types/index.ts
@@ -1108,6 +1108,7 @@ export interface Project {
   format_command: string | null;
   typecheck_command: string | null;
   build_command: string | null;
+  quality_command: string | null;
   // Runtime state
   workspace_path: string | null;
   last_synced_at: string | null;
@@ -1132,6 +1133,7 @@ export interface ProjectCreate {
   format_command?: string;
   typecheck_command?: string;
   build_command?: string;
+  quality_command?: string;
 }
 
 export interface ProjectUpdate {
@@ -1148,6 +1150,7 @@ export interface ProjectUpdate {
   format_command?: string;
   typecheck_command?: string;
   build_command?: string;
+  quality_command?: string;
 }
 
 export interface ProjectSummary {
diff --git a/roboco/api/schemas/project.py b/roboco/api/schemas/project.py
index 940ae112..3165d8bf 100644
--- a/roboco/api/schemas/project.py
+++ b/roboco/api/schemas/project.py
@@ -42,6 +42,7 @@ class ProjectResponse(BaseModel):
     format_command: str | None = None
     typecheck_command: str | None = None
     build_command: str | None = None
+    quality_command: str | None = None
 
     # Runtime state
     workspace_path: str | None = None
@@ -103,6 +104,7 @@ class ProjectCreateRequest(BaseModel):
     format_command: str | None = None
     typecheck_command: str | None = None
     build_command: str | None = None
+    quality_command: str | None = None
 
 
 class ProjectUpdateRequest(BaseModel):
@@ -126,6 +128,7 @@ class ProjectUpdateRequest(BaseModel):
     format_command: str | None = None
     typecheck_command: str | None = None
     build_command: str | None = None
+    quality_command: str | None = None
 
     # State
     is_active: bool | None = None
@@ -165,6 +168,7 @@ def project_to_response(project: "ProjectTable") -> ProjectResponse:
         format_command=project.format_command,
         typecheck_command=project.typecheck_command,
         build_command=project.build_command,
+        quality_command=project.quality_command,
         workspace_path=project.workspace_path,
         last_synced_at=project.last_synced_at,
         head_commit=project.head_commit,
diff --git a/roboco/db/tables.py b/roboco/db/tables.py
index 3a218534..25585a08 100644
--- a/roboco/db/tables.py
+++ b/roboco/db/tables.py
@@ -448,6 +448,10 @@ class ProjectTable(Base):
     format_command: Mapped[str | None] = mapped_column(String(500), nullable=True)
     typecheck_command: Mapped[str | None] = mapped_column(String(500), nullable=True)
     build_command: Mapped[str | None] = mapped_column(String(500), nullable=True)
+    # Fast pre-submit gate command (lint+types+complexity, no tests). When set,
+    # the agent i_am_done gate runs this in the dev's workspace instead of the
+    # lint/typecheck pair — e.g. "make gate".
+    quality_command: Mapped[str | None] = mapped_column(String(500), nullable=True)
 
     # Access Control
     assigned_cell: Mapped[Team] = mapped_column(_str_enum(Team), nullable=False)
diff --git a/roboco/models/project.py b/roboco/models/project.py
index 83efb4fc..ce449e05 100644
--- a/roboco/models/project.py
+++ b/roboco/models/project.py
@@ -70,6 +70,14 @@ class Project(TimestampMixin):
     build_command: str | None = Field(
         default=None, description="Command to build (e.g., 'pnpm build')"
     )
+    quality_command: str | None = Field(
+        default=None,
+        description=(
+            "Fast pre-submit gate command run in the dev's workspace at "
+            "i_am_done (lint+types+complexity, no tests; e.g. 'make gate'). "
+            "When set it replaces the lint/typecheck pair in the gate."
+        ),
+    )
 
     # Access Control
     assigned_cell: Team = Field(..., description="Which cell owns this project")
@@ -120,6 +128,7 @@ class ProjectCreate(RobocoBase):
     format_command: str | None = None
     typecheck_command: str | None = None
     build_command: str | None = None
+    quality_command: str | None = None
 
 
 class ProjectUpdate(RobocoBase):
@@ -141,6 +150,7 @@ class ProjectUpdate(RobocoBase):
     format_command: str | None = None
     typecheck_command: str | None = None
     build_command: str | None = None
+    quality_command: str | None = None
     assigned_cell: Team | None = None
     allowed_agents: list[UUID] | None = None
     is_active: bool | None = None
diff --git a/roboco/services/git.py b/roboco/services/git.py
index 4f25b8ea..d9e38707 100644
--- a/roboco/services/git.py
+++ b/roboco/services/git.py
@@ -1983,11 +1983,17 @@ class GitService(BaseService):
 
     @staticmethod
     def _fast_gate_commands(project: Any) -> list[tuple[str, str]]:
-        """The project's non-mutating fast-gate commands (lint + typecheck).
+        """The project's non-mutating fast-gate commands.
 
-        Format and the test suite are intentionally excluded: format mutates
-        files, and the slow test run stays on CI.
+        A configured ``quality_command`` is the project's complete fast gate
+        (lint + types + complexity, no tests; e.g. ``make gate``) and takes
+        precedence — it runs alone. Otherwise fall back to the lint + typecheck
+        pair. Format and the test suite are intentionally excluded: format
+        mutates files, and the slow test run stays on CI.
         """
+        quality = getattr(project, "quality_command", None)
+        if quality:
+            return [("quality", quality)]
         candidates = (
             ("lint", getattr(project, "lint_command", None)),
             ("typecheck", getattr(project, "typecheck_command", None)),
diff --git a/roboco/services/project.py b/roboco/services/project.py
index 98256e6f..2cd7d4a4 100644
--- a/roboco/services/project.py
+++ b/roboco/services/project.py
@@ -103,6 +103,7 @@ class ProjectService(BaseService):
             format_command=data.format_command,
             typecheck_command=data.typecheck_command,
             build_command=data.build_command,
+            quality_command=data.quality_command,
             created_by=created_by,
         )
 
diff --git a/tests/unit/gateway/test_quality_gate.py b/tests/unit/gateway/test_quality_gate.py
index 2aa2e9b9..d3e4d035 100644
--- a/tests/unit/gateway/test_quality_gate.py
+++ b/tests/unit/gateway/test_quality_gate.py
@@ -68,6 +68,7 @@ def test_gate_result_summary_and_excerpt() -> None:
 
 def test_fast_gate_commands_picks_lint_and_typecheck() -> None:
     project = SimpleNamespace(
+        quality_command=None,  # not set → fall back to lint + typecheck
         lint_command="uv run ruff check .",
         typecheck_command="uv run mypy roboco/",
         format_command="uv run ruff format .",  # excluded (mutating)
@@ -80,8 +81,21 @@ def test_fast_gate_commands_picks_lint_and_typecheck() -> None:
     ]
 
 
+def test_quality_command_takes_precedence_and_runs_alone() -> None:
+    """A configured quality_command is the complete fast gate (e.g. it also runs
+    complexity/xenon) — it runs alone, not alongside lint/typecheck."""
+    project = SimpleNamespace(
+        quality_command="make gate",
+        lint_command="uv run ruff check .",
+        typecheck_command="uv run mypy roboco/",
+    )
+    assert GitService._fast_gate_commands(project) == [("quality", "make gate")]
+
+
 def test_fast_gate_commands_empty_when_unconfigured() -> None:
-    project = SimpleNamespace(lint_command=None, typecheck_command=None)
+    project = SimpleNamespace(
+        quality_command=None, lint_command=None, typecheck_command=None
+    )
     assert GitService._fast_gate_commands(project) == []