Initial scaffold: backend base + docker-compose dev infra + sveltekit frontend

deploy/docker-compose.dev.yml

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+name: dockermanager-dev
+
+services:
+  postgres:
+    image: postgres:17-alpine
+    restart: unless-stopped
+    environment:
+      POSTGRES_USER: dockermanager
+      POSTGRES_PASSWORD: dockermanager
+      POSTGRES_DB: dockermanager
+    ports:
+      - "5432:5432"
+    volumes:
+      - dm_postgres_data:/var/lib/postgresql/data
+      - ./postgres-init:/docker-entrypoint-initdb.d:ro
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U dockermanager"]
+      interval: 5s
+      timeout: 5s
+      retries: 10
+
+  zitadel:
+    image: ghcr.io/zitadel/zitadel:latest
+    restart: unless-stopped
+    command: start-from-init --masterkey "MasterkeyNeedsToHave32Characters" --tlsMode disabled
+    environment:
+      ZITADEL_DATABASE_POSTGRES_HOST: postgres
+      ZITADEL_DATABASE_POSTGRES_PORT: 5432
+      ZITADEL_DATABASE_POSTGRES_DATABASE: zitadel
+      ZITADEL_DATABASE_POSTGRES_USER_USERNAME: dockermanager
+      ZITADEL_DATABASE_POSTGRES_USER_PASSWORD: dockermanager
+      ZITADEL_DATABASE_POSTGRES_USER_SSL_MODE: disable
+      ZITADEL_DATABASE_POSTGRES_ADMIN_USERNAME: dockermanager
+      ZITADEL_DATABASE_POSTGRES_ADMIN_PASSWORD: dockermanager
+      ZITADEL_DATABASE_POSTGRES_ADMIN_SSL_MODE: disable
+      ZITADEL_EXTERNALSECURE: "false"
+      ZITADEL_EXTERNALPORT: "8081"
+      ZITADEL_EXTERNALDOMAIN: localhost
+      ZITADEL_FIRSTINSTANCE_ORG_HUMAN_USERNAME: admin@dockermanager.local
+      ZITADEL_FIRSTINSTANCE_ORG_HUMAN_PASSWORD: Passw0rd!Change
+    ports:
+      - "8081:8080"
+    depends_on:
+      postgres:
+        condition: service_healthy
+    healthcheck:
+      test: ["CMD", "/app/zitadel", "ready"]
+      interval: 10s
+      timeout: 5s
+      retries: 10
+
+  seaweedfs:
+    image: chrislusf/seaweedfs:latest
+    restart: unless-stopped
+    command: server -s3 -s3.port=8333 -dir=/data
+    ports:
+      - "8333:8333" # API S3
+      - "9333:9333" # master UI
+    volumes:
+      - dm_seaweed_data:/data
+
+volumes:
+  dm_postgres_data:
+  dm_seaweed_data:

deploy/postgres-init/001-create-zitadel-db.sql

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+-- La imagen oficial de postgres solo crea la DB indicada en POSTGRES_DB (dockermanager).
+-- Zitadel necesita su propia base de datos separada; se crea aquí en el primer arranque.
+CREATE DATABASE zitadel;