Fix sample app after merge

Author: Jonas-Isr

sample-code/spring-app/src/main/java/com/sap/ai/sdk/app/controllers/OrchestrationController.java

@@ -40,36 +40,6 @@ Object completion(
     return response.getContent();
   }
 
-  @GetMapping("/image")
-  @Nonnull
-  ResponseEntity<String> imageInput(
-      @RequestHeader(value = "accept", required = false) final String accept)
-      throws JsonProcessingException {
-    final var response =
-        service.imageInput(
-            "https://upload.wikimedia.org/wikipedia/commons/thumb/5/59/SAP_2011_logo.svg/440px-SAP_2011_logo.svg.png");
-    if ("application/json".equals(accept)) {
-      return ResponseEntity.ok().body(MAPPER.writeValueAsString(response));
-    }
-    return ResponseEntity.ok(response.getContent());
-  }
-
-  @GetMapping("/multiString")
-  @Nonnull
-  ResponseEntity<String> multiStringInput(
-      @RequestHeader(value = "accept", required = false) final String accept)
-      throws JsonProcessingException {
-    final var response =
-        service.multiStringInput(
-            List.of("What is the capital of France?", "What is Chess about?", "What is 2+2?"));
-    if ("application/json".equals(accept)) {
-      return ResponseEntity.ok()
-          .contentType(MediaType.APPLICATION_JSON)
-          .body(MAPPER.writeValueAsString(response));
-    }
-    return ResponseEntity.ok(response.getContent());
-  }
-
   @GetMapping("/streamChatCompletion")
   ResponseEntity<ResponseBodyEmitter> streamChatCompletion() {
     final var stream = service.streamChatCompletion("developing a software project");
@@ -220,4 +190,30 @@ Object grounding(
     }
     return response.getContent();
   }
+
+  @GetMapping("/image")
+  @Nonnull
+  Object imageInput(
+      @RequestParam(value = "format", required = false) final String format) {
+    final var response =
+        service.imageInput(
+            "https://upload.wikimedia.org/wikipedia/commons/thumb/5/59/SAP_2011_logo.svg/440px-SAP_2011_logo.svg.png");
+    if ("json".equals(format)) {
+      return response;
+    }
+    return response.getContent();
+  }
+
+  @GetMapping("/multiString")
+  @Nonnull
+  Object multiStringInput(
+      @RequestParam(value = "format", required = false) final String format) {
+    final var response =
+        service.multiStringInput(
+            List.of("What is the capital of France?", "What is Chess about?", "What is 2+2?"));
+    if ("json".equals(format)) {
+      return response;
+    }
+    return response.getContent();
+  }
 }