feat: added field for search engine selection

backend/browser_manager.py

@@ -225,6 +225,7 @@ async def launch(self, profile: dict[str, Any]) -> RunningProfile:
                 human_preset=profile.get("human_preset", "default"),
                 geoip=bool(profile.get("geoip", False)),
                 color_scheme=profile.get("color_scheme") or None,
+                search_engine=profile.get("search_engine") or None,
                 user_agent=profile.get("user_agent") or None,
                 viewport={
                     "width": profile.get("screen_width", 1920),

backend/database.py

@@ -52,6 +52,7 @@ def init_db():
                 clipboard_sync BOOLEAN DEFAULT 1,
                 auto_launch BOOLEAN DEFAULT 0,
                 color_scheme TEXT,
+                search_engine TEXT,
                 notes TEXT,
                 user_data_dir TEXT NOT NULL,
                 created_at TEXT NOT NULL,
@@ -78,6 +79,12 @@ def init_db():
         if "auto_launch" not in cols:
             conn.execute("ALTER TABLE profiles ADD COLUMN auto_launch BOOLEAN DEFAULT 0")
             conn.commit()
+        if "color_scheme" not in cols:
+            conn.execute("ALTER TABLE profiles ADD COLUMN color_scheme TEXT")
+            conn.commit()
+        if "search_engine" not in cols:
+            conn.execute("ALTER TABLE profiles ADD COLUMN search_engine TEXT")
+            conn.commit()
 
 
 def _now() -> str:
@@ -101,9 +108,9 @@ def create_profile(
                 id, name, fingerprint_seed, proxy, timezone, locale, platform,
                 user_agent, screen_width, screen_height, gpu_vendor, gpu_renderer,
                 hardware_concurrency, humanize, human_preset, headless, geoip,
-                clipboard_sync, auto_launch, color_scheme, launch_args, notes,
+                clipboard_sync, auto_launch, color_scheme, search_engine, launch_args, notes,
                 user_data_dir, created_at, updated_at
-            ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)""",
+            ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)""",
             (
                 profile_id, name, seed,
                 fields.get("proxy"),
@@ -123,6 +130,7 @@ def create_profile(
                 fields.get("clipboard_sync", True),
                 fields.get("auto_launch", False),
                 fields.get("color_scheme"),
+                fields.get("search_engine"),
                 json.dumps(fields.get("launch_args") or []),
                 fields.get("notes"),
                 user_data_dir, now, now,
@@ -187,7 +195,7 @@ def update_profile(profile_id: str, **fields: Any) -> dict[str, Any] | None:
         "name", "fingerprint_seed", "proxy", "timezone", "locale", "platform",
         "user_agent", "screen_width", "screen_height", "gpu_vendor", "gpu_renderer",
         "hardware_concurrency", "humanize", "human_preset", "headless", "geoip",
-        "clipboard_sync", "auto_launch", "color_scheme", "launch_args", "notes",
+        "clipboard_sync", "auto_launch", "color_scheme", "search_engine", "launch_args", "notes",
     ):
         if col in fields:
             update_cols.append(f"{col} = ?")

backend/models.py

@@ -27,6 +27,7 @@ class ProfileCreate(BaseModel):
     clipboard_sync: bool = True
     auto_launch: bool = False
     color_scheme: Literal["light", "dark", "no-preference"] | None = None
+    search_engine: Literal["google", "bing", "duckduckgo"] | None = None
     launch_args: list[str] = Field(default_factory=list)
     notes: str | None = None
     tags: list[TagCreate] | None = None
@@ -52,6 +53,7 @@ class ProfileUpdate(BaseModel):
     clipboard_sync: bool | None = None
     auto_launch: bool | None = None
     color_scheme: Literal["light", "dark", "no-preference"] | None = Field(default=None)
+    search_engine: Literal["google", "bing", "duckduckgo"] | None = Field(default=None)
     launch_args: list[str] | None = None
     notes: str | None = Field(default=None)
     tags: list[TagCreate] | None = None
@@ -94,6 +96,7 @@ def coerce_clipboard_sync(cls, v: object) -> bool:
         return v if v is not None else True
 
     color_scheme: str | None = None
+    search_engine: str | None = None
     launch_args: list[str] = []
     notes: str | None = None
     user_data_dir: str

backend/tests/test_database.py

@@ -71,6 +71,7 @@ def test_create_profile_all_fields(tmp_db: Path):
         headless=True,
         geoip=True,
         color_scheme="dark",
+        search_engine="google",
         notes="test note",
     )
     assert p["proxy"] == "http://host:8080"
@@ -80,7 +81,7 @@ def test_create_profile_all_fields(tmp_db: Path):
     assert p["humanize"] == 1  # SQLite stores bool as int
     assert p["human_preset"] == "careful"
     assert p["color_scheme"] == "dark"
-
+    assert p["search_engine"] == "google"
 
 def test_create_profile_with_tags(tmp_db: Path):
     p = db.create_profile(

backend/tests/test_models.py

@@ -51,12 +51,14 @@ def test_profile_create_all_fields():
         headless=True,
         geoip=True,
         color_scheme="dark",
+        search_engine="google",
         notes="test note",
         tags=[TagCreate(tag="work", color="#ff0000")],
     )
     assert p.platform == "macos"
     assert p.human_preset == "careful"
     assert p.color_scheme == "dark"
+    assert p.search_engine == "google"
     assert len(p.tags) == 1
 
 
@@ -90,6 +92,10 @@ def test_profile_create_invalid_color_scheme():
     with pytest.raises(ValidationError):
         ProfileCreate(name="Bad", color_scheme="auto")
 
+def test_profile_create_invalid_search_engine():
+    with pytest.raises(ValidationError):
+        ProfileCreate(name="Bad", search_engine="yahoo")
+
 
 # ── ProfileUpdate ────────────────────────────────────────────────────────────
 

frontend/src/components/ProfileForm.tsx

@@ -98,6 +98,7 @@ export function ProfileForm({ profile, onSave, onDelete, onCancel }: ProfileForm
         clipboard_sync: profile.clipboard_sync,
         auto_launch: profile.auto_launch,
         color_scheme: profile.color_scheme,
+        search_engine: profile.search_engine,
         launch_args: profile.launch_args ?? [],
         notes: profile.notes,
         tags: profile.tags ?? [],
@@ -467,6 +468,19 @@ export function ProfileForm({ profile, onSave, onDelete, onCancel }: ProfileForm
                 <option value="no-preference">No preference</option>
               </select>
             </div>
+            <div>
+              <label className="label">Default Search Engine</label>
+              <select
+                className="input"
+                value={form.search_engine ?? ""}
+                onChange={(e) => set("search_engine", e.target.value || null)}
+              >
+                <option value="">System default</option>
+                <option value="google">Google</option>
+                <option value="bing">Bing</option>
+                <option value="duckduckgo">DuckDuckGo</option>
+              </select>
+            </div>
             <div>
               <label className="label">User Agent</label>
               <input

frontend/src/hooks/useProfiles.test.ts

@@ -45,6 +45,7 @@ const fakeProfile = {
   geoip: false,
   clipboard_sync: true,
   color_scheme: null,
+  search_engine: null,
   notes: null,
   user_data_dir: "/data/profiles/abc-123",
   created_at: "2026-01-01T00:00:00Z",

frontend/src/lib/api.ts

@@ -23,6 +23,7 @@ export interface Profile {
   clipboard_sync: boolean;
   auto_launch: boolean;
   color_scheme: string | null;
+  search_engine: string | null;
   launch_args: string[];
   notes: string | null;
   user_data_dir: string;
@@ -54,6 +55,7 @@ export interface ProfileCreateData {
   clipboard_sync?: boolean;
   auto_launch?: boolean;
   color_scheme?: string | null;
+  search_engine?: string | null;
   launch_args?: string[];
   notes?: string | null;
   tags?: { tag: string; color: string | null }[];