feat(routines): add minimize_products option for batch suggestions

backend/innercontext/api/routines.py

@@ -97,6 +97,7 @@ class SuggestBatchRequest(SQLModel):
     to_date: date
     notes: Optional[str] = None
     include_minoxidil_beard: bool = False
+    minimize_products: Optional[bool] = None
 
 
 class DayPlan(SQLModel):
@@ -273,7 +274,9 @@ def _build_products_context(session: Session, time_filter: Optional[str] = None)
     product_ids = [p.id for p in products]
     inventory_rows = (
         session.exec(
-            select(ProductInventory).where(col(ProductInventory.product_id).in_(product_ids))
+            select(ProductInventory).where(
+                col(ProductInventory.product_id).in_(product_ids)
+            )
         ).all()
         if product_ids
         else []
@@ -291,7 +294,7 @@ def _build_products_context(session: Session, time_filter: Optional[str] = None)
         p.inventory = inv_by_product.get(p.id, [])
         ctx = p.to_llm_context()
         entry = (
-            f"  - id={ctx['id']} name=\"{ctx['name']}\" brand=\"{ctx['brand']}\""
+            f'  - id={ctx["id"]} name="{ctx["name"]}" brand="{ctx["brand"]}"'
             f" category={ctx.get('category', '')} recommended_time={ctx.get('recommended_time', '')}"
             f" targets={ctx.get('targets', [])}"
         )
@@ -552,12 +555,17 @@ def suggest_batch(
     dates_str = "\n".join(date_range_lines)
 
     notes_line = f"\nKONTEKST OD UŻYTKOWNIKA: {data.notes}\n" if data.notes else ""
+    minimize_line = (
+        "\nOGRANICZENIA:\n  - Minimalizuj liczbę unikalnych produktów (używaj tych samych produktów wielokrotnie)\n"
+        if data.minimize_products
+        else ""
+    )
 
     prompt = (
         f"Zaproponuj plan pielęgnacji AM + PM dla każdego dnia z zakresu:\n{dates_str}\n\n"
         "DANE WEJŚCIOWE:\n"
         f"{skin_ctx}\n{grooming_ctx}\n{history_ctx}\n{products_ctx}\n{objectives_ctx}"
-        f"{notes_line}\n"
+        f"{notes_line}{minimize_line}"
         "\nZwróć JSON zgodny ze schematem."
     )
 

frontend/src/lib/api.ts

@@ -150,6 +150,7 @@ export const suggestBatch = (body: {
 	to_date: string;
 	notes?: string;
 	include_minoxidil_beard?: boolean;
+	minimize_products?: boolean;
 }): Promise<BatchSuggestion> => api.post('/routines/suggest-batch', body);
 
 export const getGroomingSchedule = (): Promise<GroomingSchedule[]> =>

frontend/src/routes/routines/suggest/+page.server.ts

@@ -42,6 +42,7 @@ export const actions: Actions = {
 		const to_date = form.get('to_date') as string;
 		const notes = (form.get('notes') as string) || undefined;
 		const include_minoxidil_beard = form.get('include_minoxidil_beard') === 'on';
+		const minimize_products = form.get('minimize_products') === 'on';
 
 		if (!from_date || !to_date) {
 			return fail(400, { error: 'Daty początkowa i końcowa są wymagane.' });
@@ -54,7 +55,7 @@ export const actions: Actions = {
 		}
 
 		try {
-			const batch = await suggestBatch({ from_date, to_date, notes, include_minoxidil_beard });
+			const batch = await suggestBatch({ from_date, to_date, notes, include_minoxidil_beard, minimize_products });
 			return { batch, from_date, to_date };
 		} catch (e) {
 			return fail(502, { error: (e as Error).message });

frontend/src/routes/routines/suggest/+page.svelte

@@ -286,6 +286,18 @@
 								<p class="text-xs text-muted-foreground">{m["suggest_minoxidilToggleHint"]()}</p>
 							</div>
 						</div>
+						<div class="flex items-start gap-3 rounded-md border border-border px-3 py-2">
+							<input
+								id="batch_minimize_products"
+								name="minimize_products"
+								type="checkbox"
+								class="mt-0.5 h-4 w-4 rounded border-input"
+							/>
+							<div class="space-y-0.5">
+								<Label for="batch_minimize_products" class="font-medium">Minimalizuj produkty</Label>
+								<p class="text-xs text-muted-foreground">Ogranicz liczbę różnych produktów</p>
+							</div>
+						</div>
 
 						<Button type="submit" disabled={loadingBatch} class="w-full">
 							{#if loadingBatch}