feat(sources): update logo image file

README.md

@@ -43,3 +43,38 @@ Lancez le script :
 Un menu interactif (`fzf`) s'affiche et permet de :
 
 1. **Ajouter** un ou plusieurs utilisateurs à un groupe
+
+## Annexe
+
+<details>
+<summary>Génération du logo</summary>
+
+</br>
+
+1. **Prompt pour ChatGPT (DALL-E)** :
+
+```
+A high-quality, original creature inspired by Pokémon style, unevolved stage (basic form). The creature has balanced proportions (can be cute, neutral, or slightly serious), with a clean and memorable silhouette, expressive eyes (not overly exaggerated), and a distinct personality that can range from friendly to calm, mysterious, or determined.
+
+The creature has a unique elemental theme (choose one: fire, water, electric, grass, ghost, etc.), with subtle and well-integrated visual cues reflecting its type (glowing sparks, leaves, flames, mist, energy patterns, etc.).
+
+Art style: official Pokémon-style illustration, soft but controlled shading, vibrant yet natural color palette, smooth gradients, clean and precise outlines, slightly stylized but grounded anatomy.
+
+Pose: simple, confident, and readable, facing slightly toward the viewer, with a composed or expressive stance depending on its personality.
+
+Background: transparent.
+
+Lighting: soft studio lighting with gentle contrast to enhance form and details.
+
+Composition: centered, full body visible, no cropping.
+
+Aspect ratio: 1:1
+
+High resolution, sharp details, no text, no watermark.
+
+Format d'image : **1:1**
+```
+
+2. **Supprimer le fond** : [PhotoRoom Background Remover](https://www.photoroom.com/tools/background-remover)
+
+</details>