Fix/image prompt

src/main/kotlin/com/tondo/api/application/ArtworkOrchestrator.kt

@@ -67,7 +67,7 @@ class ArtworkOrchestrator(
         val artworkRepresentation = try {
             ArtworkRepresentation(
                 averageHz = request.averageHz,
-                averageVolume = request.averageVolulme,
+                averageVolume = request.averageVolume,
                 averageTimbre = request.averageTimbre,
                 base64Image = Base64.getDecoder().decode(request.base64Image),
                 voiceColor = request.voiceColor

src/main/kotlin/com/tondo/api/dto/ArtworkCreateRequest.kt

@@ -6,7 +6,7 @@ package com.tondo.api.dto
 data class ArtworkCreateRequest(
     val uuid: String,
     val averageHz: Double,
-    val averageVolulme: Double,
+    val averageVolume: Double,
     val averageTimbre: Double,
     val base64Image: String, // 이 필드의 크기가 클 수 있습니다! JSON 페이로드 크기 보고, request body size limit 늘려야할 수 있습니다!
     val voiceColor: String // 음색의 HEX CODE

src/main/kotlin/com/tondo/api/infrastructure/aws/bedrock/service/BedrockService.kt

@@ -7,6 +7,8 @@ import com.tondo.api.infrastructure.aws.bedrock.dto.BedrockImageRequest
 import com.tondo.api.infrastructure.aws.bedrock.dto.BedrockMessage
 import com.tondo.api.infrastructure.aws.bedrock.dto.BedrockRequest
 import com.tondo.api.infrastructure.aws.bedrock.template.BedrockPromptTemplate
+import com.tondo.api.infrastructure.aws.bedrock.template.BedrockPromptTemplate.createImageGenerationPrompt
+import com.tondo.api.infrastructure.aws.bedrock.template.BedrockPromptTemplate.createNegativePrompt
 import org.slf4j.LoggerFactory
 import org.springframework.beans.factory.annotation.Qualifier
 import org.springframework.context.annotation.Profile
@@ -132,8 +134,6 @@ class BedrockService(
                     "similarityStrength" to 0.7
                 ),
                 "imageGenerationConfig" to mapOf(
-                    "width" to request.width,
-                    "height" to request.height,
                     "numberOfImages" to 1,
                     "quality" to "standard"
                 )
@@ -145,8 +145,6 @@ class BedrockService(
                     "text" to request.prompt
                 ),
                 "imageGenerationConfig" to mapOf(
-                    "width" to request.width,
-                    "height" to request.height,
                     "numberOfImages" to 1,
                     "quality" to "standard"
                 )
@@ -162,9 +160,11 @@ class BedrockService(
 
         if (request.referenceImageBase64 != null) {
             body["mode"] = "image-to-image"
+            body["negative_prompt"] = createNegativePrompt()
             body["image"] = request.referenceImageBase64
-            body["strength"] = 0.50 // Fine-tuning 을 위해 조정해야하는 파라미터. 0으로 가까울수록 Skeletal 이미지에 가깝게, 멀 수록 artistic.
-        }
+            body["strength"] = 0.62
+            body["seed"] = 0
+      }
 
         if (request.negativePrompt.isNotBlank()) {
             body["negative_prompt"] = request.negativePrompt

src/main/kotlin/com/tondo/api/infrastructure/aws/bedrock/template/BedrockPromptTemplate.kt

@@ -54,19 +54,46 @@ object BedrockPromptTemplate {
 //            Convert fine points into flowing, continuous lines with a binary contrast of light and shadow.
 //            Ensure a perfect harmony between symmetrical structure and rich, thick paint texture.
 //        """.trimIndent()
+//    }
+//    fun createImageGenerationPrompt(voiceColor: String = "#97b6e1"): String {
+//        return """
+//          Sophisticated acrylic painting on textured canvas,
+//          preserving the exact geometric Chladni pattern structure,
+//          primary color $voiceColor with deep dark tones in shadow regions and vibrant bright tones in highlights,
+//          colors structurally distributed along the geometric forms,
+//          bold and dynamic composition,
+//          fine acrylic brushstroke texture,
+//          reinterpreted pointillism with flowing continuous lines instead of dots,
+//          binary contrast of light and shadow,
+//          symmetrical structure with rich thick paint texture,
+//          smartphone wallpaper, 8k resolution, masterpiece
+//      """.trimIndent()
 //    }
     fun createImageGenerationPrompt(voiceColor: String = "#97b6e1"): String {
         return """
-          Sophisticated acrylic painting on textured canvas,
-          preserving the exact geometric Chladni pattern structure,
-          primary color $voiceColor with deep dark tones in shadow regions and vibrant bright tones in highlights,
-          colors structurally distributed along the geometric forms,
-          bold and dynamic composition,
-          fine acrylic brushstroke texture,
-          reinterpreted pointillism with flowing continuous lines instead of dots,
-          binary contrast of light and shadow,
-          symmetrical structure with rich thick paint texture,
-          smartphone wallpaper, 8k resolution, masterpiece
-      """.trimIndent()
+        A luxurious acrylic oil painting on textured canvas,
+        depicting the flowing wave pattern from the reference image,
+        thick impasto brushstrokes, palette knife texture,
+        visible canvas weave, rich layered pigment, tactile surface,
+
+        dominant color palette built around $voiceColor,
+        harmonious tonal variations from deep shadow to bright highlight of this hue,
+        painterly gradients following the wave ridges,
+
+        museum-quality fine art, gallery piece,
+        dramatic chiaroscuro lighting on paint texture,
+        ultra detailed brush fibers, 8k, smartphone wallpaper composition
+    """.trimIndent()
+    }
+
+    fun createNegativePrompt(): String {
+        return """
+        sand particles, dots, pointillism, halftone, dotted pattern,
+        photorealistic, photograph, 3d render, CGI, smooth plastic surface,
+        flat illustration, vector art, digital art,
+        dark background, black background, low contrast,
+        geometric shapes, mandala, kaleidoscope, radial symmetry,
+        text, watermark, signature, blurry, low quality
+    """.trimIndent()
     }
 }