improve overall dungeon cohesiveness

imageGenerator.js

@@ -14,7 +14,6 @@ async function upscaleImage(inputPath, outputPath, width, height) {
   try {
     await sharp(inputPath)
       .resize(width, height, { kernel: 'lanczos3' })
-      .blur(0.3)
       .sharpen()
       .png({
         compressionLevel: 9,
@@ -38,13 +37,15 @@ async function generateVisualPrompt(flavor) {
 Your output must be a simple list of visual tags describing only the most essential elements of the scene. Focus on the core subject and mood.
 
 Rules:
-- Describe a sparse scene with a single focal point or area.
+- Describe a sparse scene with a single focal point or landscape.
 - Use only 3-5 key descriptive phrases or tags.
 - The entire output should be very short, 20-50 words maximum.
 - Do NOT repeat wording from the input.
-- Focus only on visual content, not style, medium, or camera effects.
+- Describe only the visual elements of the image. Focus on colors, shapes, textures, and spatial relationships.
+- Exclude any references to style, medium, camera effects, sounds, hypothetical scenarios, or physical sensations.
 - Avoid describing fine details; focus on large forms and the overall impression.
 - Do NOT include phrases like “an image of” or “a scene showing”.
+- Do NOT include the word "Obsidian" or "obsidian" at all.
 
 Input:
 ${flavor}
@@ -177,7 +178,7 @@ async function downloadImage(filename, localFilename) {
 
 // 4c. Submit prompt and handle full image pipeline
 async function generateImageViaComfyUI(prompt, filename) {
-  const negativePrompt = `heavy shading, deep blacks, cross-hatching, dark, gritty, shadow-filled, chiaroscuro, scratchy lines, photorealism, hyper-realistic, high detail, 3D render, CGI, polished, smooth shading, detailed textures, noisy, cluttered, blurry, text, logo, signature, watermark, artist name, branding, ugly, deformed, unnatural patterns, perfect curves, repetitive textures`;
+  const negativePrompt = `heavy shading, deep blacks, dark, gritty, shadow-filled, chiaroscuro, scratchy lines, photorealism, hyper-realistic, high detail, 3D render, CGI, polished, smooth shading, detailed textures, noisy, cluttered, blurry, text, logo, signature, watermark, artist name, branding, ugly, deformed, unnatural patterns, perfect curves, repetitive textures`;
   const workflow = buildComfyWorkflow(prompt, negativePrompt);
 
   try {