various fixes

backend/app/settings_schema.py

@@ -20,6 +20,27 @@ from pydantic import BaseModel, Field, field_validator
 # --------------------------------------------------------------------------
 # Timer
 # --------------------------------------------------------------------------
+class TimerPreset(BaseModel):
+    """A named, user-editable recipe of durations the UI can apply in one tap."""
+
+    name: str
+    work_minutes: int = Field(default=25, ge=1, le=240)
+    short_break_minutes: int = Field(default=5, ge=1, le=120)
+    long_break_minutes: int = Field(default=15, ge=1, le=240)
+    cycles_before_long_break: int = Field(default=4, ge=1, le=12)
+
+
+def _default_timer_presets() -> list[TimerPreset]:
+    return [
+        TimerPreset(
+            name="Classic", work_minutes=45, short_break_minutes=15, long_break_minutes=30
+        ),
+        TimerPreset(
+            name="Пара", work_minutes=85, short_break_minutes=10, long_break_minutes=10
+        ),
+    ]
+
+
 class PomodoroSettings(BaseModel):
     """Lengths and automation of the timer itself. All durations in minutes."""
 
@@ -28,6 +49,9 @@ class PomodoroSettings(BaseModel):
     long_break_minutes: int = Field(default=15, ge=1, le=240)
     cycles_before_long_break: int = Field(default=4, ge=1, le=12)
 
+    presets: list[TimerPreset] = Field(default_factory=_default_timer_presets)
+    """Saved work/break combinations, applied to the fields above in one tap."""
+
     auto_start_breaks: bool = True
     """Roll straight into the break when a work interval ends."""