fix(picture): update API client to v1 endpoint and rename steps param

- Change API base path from /api to /api/v1 for all fetch calls
- Rename numInferenceSteps to steps in generate params to match backend

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/picture/apps/web/src/lib/api/client.ts

@@ -38,7 +38,7 @@ export async function fetchApi<T>(
 			headers['Authorization'] = `Bearer ${authToken}`;
 		}
 
-		const response = await fetch(`${API_BASE}/api${endpoint}`, {
+		const response = await fetch(`${API_BASE}/api/v1${endpoint}`, {
 			method,
 			headers,
 			body: isFormData ? (body as FormData) : body ? JSON.stringify(body) : undefined,
@@ -89,7 +89,7 @@ export async function uploadFile(
 			headers['Authorization'] = `Bearer ${authToken}`;
 		}
 
-		const response = await fetch(`${API_BASE}/api${endpoint}`, {
+		const response = await fetch(`${API_BASE}/api/v1${endpoint}`, {
 			method: 'POST',
 			headers,
 			body: formData,
@@ -137,7 +137,7 @@ export async function uploadFiles(
 			headers['Authorization'] = `Bearer ${authToken}`;
 		}
 
-		const response = await fetch(`${API_BASE}/api${endpoint}`, {
+		const response = await fetch(`${API_BASE}/api/v1${endpoint}`, {
 			method: 'POST',
 			headers,
 			body: formData,

apps/picture/apps/web/src/lib/api/generate-async.ts

@@ -27,7 +27,7 @@ export interface GenerateImageJobParams {
 	negativePrompt?: string;
 	width?: number;
 	height?: number;
-	numInferenceSteps?: number;
+	steps?: number;
 	guidanceScale?: number;
 }
 

apps/picture/apps/web/src/lib/api/generate.ts

@@ -11,7 +11,7 @@ export interface GenerateImageParams {
 	negativePrompt?: string;
 	width?: number;
 	height?: number;
-	numInferenceSteps?: number;
+	steps?: number;
 	guidanceScale?: number;
 }
 

apps/picture/apps/web/src/lib/components/gallery/QuickGenerateBar.svelte

@@ -91,7 +91,7 @@
 					modelId: selectedModelId,
 					width: advancedSettings.aspectRatio.width,
 					height: advancedSettings.aspectRatio.height,
-					numInferenceSteps: advancedSettings.steps,
+					steps: advancedSettings.steps,
 					guidanceScale: advancedSettings.guidanceScale,
 				});