Added initial dockerfile

.gitignore

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+caddy/config
+caddy/data
+gitea
+registryPassword.txt
+registry

caddy/Caddyfile

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+git.jaub.cloud {
+  reverse_proxy gitea:3000
+}
+
+registry.jaub.cloud {
+  reverse_proxy registry:5000
+  basicauth {
+    jaub $2a$14$nUxviO91DRsdIgBTT12/tun2gjg2LxYZIuPy7oZ/d39rQcGxXGAqa
+    user $2a$14$nUxviO91DRsdIgBTT12/tun2gjg2LxYZIuPy7oZ/d39rQcGxXGAqa
+  }
+}

docker-compose.yml

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+version: '3'
+
+services:
+  caddy:
+    image: caddy:2-alpine  # Lighter image
+    container_name: caddy
+    restart: always
+    ports:
+      - "80:80"
+      - "443:443"
+    volumes:
+      - ./caddy/Caddyfile:/etc/caddy/Caddyfile
+      - ./caddy/data:/data
+      - ./caddy/config:/config
+    networks:
+      - devops
+    deploy:
+      resources:
+        limits:
+          memory: 128M  # Reduced from 256M
+
+  gitea:
+    image: gitea/gitea:latest
+    container_name: gitea
+    restart: always
+    environment:
+      - USER_UID=1000
+      - USER_GID=1000
+      - ROOT_URL=https://git.jaub.cloud
+    volumes:
+      - ./gitea:/data
+    networks:
+      - devops
+    expose:
+      - "3000"
+      - "2221:22"
+    deploy:
+      resources:
+        limits:
+          memory: 384M  # Reduced from 512M (requires Gitea optimizations)
+
+  registry:
+    image: registry:latest  # Alpine variant
+    container_name: registry
+    restart: always
+    volumes:
+      - ./registry:/var/lib/registry
+    networks:
+      - devops
+    expose:
+      - "5000"
+    deploy:
+      resources:
+        limits:
+          memory: 128M  # Reduced from 256M
+
+networks:
+  devops:
+    driver: bridge