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ressources/Etape0.md

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+# Projet ARC
+```mermaid
+gantt
+    title Section 0 - Préparation de l'environnement du projet
+    dateFormat  YYYY-MM-DD
+    axisFormat  %d/%m
+    excludes    weekends
+    todayMarker off
+
+    section Initialisation
+    Créer structure projet :a1, 2026-06-09, 0.5d
+    Backend + structure     :a2, 2026-06-09, 0.5d
+
+    section LangGraph
+    Installer LangGraph                      :b1, 2026-06-09, 0.5d
+    Créer structure workflow                 :b2, 2026-06-09, 1d
+    Définir state global                     :b3, 2026-06-09, 1d
+
+    section Setup Qdrant
+    Installer Qdrant                         :c1, after b3, 0.5d
+    Tester connexion Python                  :c2, after b3, 0.5d
+
+    section Setup modèle d’embedding
+    Installer Snowflake                      :d1, after b3, 0.5d
+    Implémenter embedding()                  :d2, after b3, 0.5d
+
+    section Setup LLM
+    Installer llama.cpp                      :e1, after b3, 0.5d
+    Tester appel modèle                      :e2, after b3, 0.5d
+
+    section Setup Chainlit
+    Installer Chainlit                       :f1, after e2, 0.5d
+    Lancer app test                          :f2, after e2, 0.5d
+
+    section Organisation du code
+    Créer dossiers agents                    :g1, after e2, 0.5d
+    Créer dossiers services                  :g2, after e2, 0.5d
+
+    section Logging et debug
+    Logs simples                             :h1, after e2, 0.5d
+    Structuration logs                       :h2, after e2, 0.5d
+```