Refonte design : 4 humeurs, onboarding, sections avec boite a outils

- Systeme de themes adaptatifs : Peps (light chaud), Zen (light calme),
  Chagrine (dark violet), Grave (dark ambre) avec CSS custom properties
- Dashboard d'accueil orienté onboarding avec cartes-portes et teaser
  boite a outils
- SectionLayout reutilisable : liste + sidebar toolbox + status pills
  cliquables (En prepa / En vote / En vigueur / Clos)
- ToolboxVignette : vignettes Contexte / Tutos / Choisir / Demarrer
- Seed : Acte engagement certification + forgeron, Runtime Upgrade
  (decision on-chain), 3 modalites de vote (majoritaire, quadratique,
  permanent)
- Backend adapte SQLite (Uuid portable, 204 fix, pool conditionnel)
- Correction noms composants (pathPrefix: false), pinia/nuxt ^0.11

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

docker/docker-compose.dev.yml

@@ -1,37 +1,73 @@
-version: "3.9"
-
-# Dev overrides -- usage:
-#   docker compose -f docker/docker-compose.yml -f docker/docker-compose.dev.yml up
+# Development stack -- standalone (no Traefik needed)
+# Usage: docker compose -f docker/docker-compose.dev.yml up
+# Ports: frontend 3002, backend 8002, postgres 5432, IPFS API 5001, IPFS GW 8080
 
 services:
   postgres:
+    image: postgres:16-alpine
+    restart: unless-stopped
+    environment:
+      POSTGRES_DB: ${POSTGRES_DB:-glibredecision}
+      POSTGRES_USER: ${POSTGRES_USER:-glibredecision}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-glibredecision-dev}
     ports:
       - "5432:5432"
+    volumes:
+      - postgres-data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-glibredecision}"]
+      interval: 5s
+      timeout: 3s
+      retries: 10
+      start_period: 10s
 
   backend:
     build:
+      context: ../
+      dockerfile: docker/backend.Dockerfile
       target: development
+    depends_on:
+      postgres:
+        condition: service_healthy
     volumes:
       - ../backend:/app
     ports:
       - "8002:8002"
     environment:
+      DATABASE_URL: postgresql+asyncpg://${POSTGRES_USER:-glibredecision}:${POSTGRES_PASSWORD:-glibredecision-dev}@postgres:5432/${POSTGRES_DB:-glibredecision}
+      SECRET_KEY: dev-secret-key-not-for-production
       DEBUG: "true"
+      ENVIRONMENT: development
       CORS_ORIGINS: '["http://localhost:3002"]'
-    labels: []
+      DUNITER_RPC_URL: ${DUNITER_RPC_URL:-wss://gdev.p2p.legal/ws}
+      IPFS_API_URL: http://ipfs:5001
+      IPFS_GATEWAY_URL: http://ipfs:8080
 
   frontend:
     build:
+      context: ../
+      dockerfile: docker/frontend.Dockerfile
       target: development
+    depends_on:
+      - backend
     volumes:
       - ../frontend:/app
+      - frontend-node-modules:/app/node_modules
     ports:
       - "3002:3002"
     environment:
       NUXT_PUBLIC_API_BASE: http://localhost:8002/api/v1
-    labels: []
 
   ipfs:
+    image: ipfs/kubo:latest
+    restart: unless-stopped
     ports:
       - "5001:5001"
       - "8080:8080"
+    volumes:
+      - ipfs-data:/data/ipfs
+
+volumes:
+  postgres-data:
+  ipfs-data:
+  frontend-node-modules: