diff --git a/README.md b/README.md
index a62d0ce..2366854 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ Local SPA for family budget tracking: import bank statements, categorize transac
 
 ## Monorepo structure
 
-```
+```text
 family_budget/
 ├── backend/     — Node.js API server (Express + TypeScript)
 ├── frontend/    — React SPA (Vite + TypeScript)
@@ -15,13 +15,13 @@ family_budget/
 
 ## Tech stack
 
-| Layer    | Choice                 | Rationale                                              |
-|----------|------------------------|--------------------------------------------------------|
-| Backend  | Express + TypeScript   | Simple, well-known, sufficient for a small local app   |
-| Frontend | React + Vite + TS      | Fast dev experience, modern tooling                    |
-| Database | PostgreSQL             | Deployed on Synology NAS                               |
-| Migrations | Knex                 | Lightweight, SQL-close, supports seeds                 |
-| Shared   | Pure TypeScript types  | Zero-runtime, imported by both backend and frontend    |
+| Layer      | Choice                 | Rationale                                              |
+|----------  |------------------------|--------------------------------------------------------|
+| Backend    | Express + TypeScript   | Simple, well-known, sufficient for a small local app   |
+| Frontend   | React + Vite + TS      | Fast dev experience, modern tooling                    |
+| Database   | PostgreSQL             | Deployed on Synology NAS                               |
+| Migrations | Knex                   | Lightweight, SQL-close, supports seeds                 |
+| Shared     | Pure TypeScript types  | Zero-runtime, imported by both backend and frontend    |
 
 ## Prerequisites
 
diff --git a/backend/Dockerfile b/backend/Dockerfile
new file mode 100644
index 0000000..e5d627a
--- /dev/null
+++ b/backend/Dockerfile
@@ -0,0 +1,20 @@
+FROM node:20-alpine AS deps
+WORKDIR /app
+COPY package.json package-lock.json* ./
+RUN npm ci
+
+FROM node:20-alpine AS build
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY tsconfig*.json ./
+COPY src ./src
+RUN npm run build
+
+FROM node:20-alpine AS runner
+WORKDIR /app
+ENV NODE_ENV=production
+COPY --from=deps /app/node_modules ./node_modules
+COPY --from=build /app/dist ./dist
+COPY package.json ./
+EXPOSE 3000
+CMD ["npm","run","start"]
diff --git a/backend/docker-compose.yml b/backend/docker-compose.yml
new file mode 100644
index 0000000..ebfd610
--- /dev/null
+++ b/backend/docker-compose.yml
@@ -0,0 +1,15 @@
+services:
+  backend:
+    build: .
+    container_name: family-budget-backend
+    env_file:
+      - file.env
+    ports:
+      - "3000:3000"
+    restart: unless-stopped
+    networks:
+      - postgre_buget_default
+
+networks:
+  postgre_buget_default:
+    external: true
diff --git a/package-lock.json b/package-lock.json
index f99ce4a..b159813 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -85,7 +85,6 @@
       "integrity": "sha512-CGOfOJqWjg2qW/Mb6zNsDm+u5vFQ8DxXfbM09z69p5Z6+mE1ikP2jUXw+j42Pf1XTYED2Rni5f95npYeuwMDQA==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@babel/code-frame": "^7.29.0",
         "@babel/generator": "^7.29.0",
@@ -1369,7 +1368,6 @@
       "integrity": "sha512-sKYVuV7Sv9fbPIt/442koC7+IIwK5olP1KWeD88e/idgoJqDm3JV/YUiPwkoKK92ylff2MGxSz1CSjsXelx0YA==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@types/body-parser": "*",
         "@types/express-serve-static-core": "^5.0.0",
@@ -1438,7 +1436,6 @@
       "integrity": "sha512-ilcTH/UniCkMdtexkoCN0bI7pMcJDvmQFPvuPvmEaYA/NSfFTAgdUSLAoVjaRJm7+6PvcM+q1zYOwS4wTYMF9w==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "csstype": "^3.2.2"
       }
@@ -1572,7 +1569,6 @@
         }
       ],
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "baseline-browser-mapping": "^2.9.0",
         "caniuse-lite": "^1.0.30001759",
@@ -2575,7 +2571,6 @@
       "resolved": "https://registry.npmjs.org/pg/-/pg-8.19.0.tgz",
       "integrity": "sha512-QIcLGi508BAHkQ3pJNptsFz5WQMlpGbuBGBaIaXsWK8mel2kQ/rThYI+DbgjUvZrIr7MiuEuc9LcChJoEZK1xQ==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "pg-connection-string": "^2.11.0",
         "pg-pool": "^3.12.0",
@@ -2673,7 +2668,6 @@
       "integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "engines": {
         "node": ">=12"
       },
@@ -2823,7 +2817,6 @@
       "resolved": "https://registry.npmjs.org/react/-/react-19.2.4.tgz",
       "integrity": "sha512-9nfp2hYpCwOjAN+8TZFGhtWEwgvWHXqESH8qT89AT/lWklpLON22Lc8pEtnpsZz7VmawabSU0gCjnj8aC0euHQ==",
       "license": "MIT",
-      "peer": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -2833,7 +2826,6 @@
       "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-19.2.4.tgz",
       "integrity": "sha512-AXJdLo8kgMbimY95O2aKQqsz2iWi9jMgKJhRBAxECE4IFxfcazB2LmzloIoibJI3C12IlY20+KFaLv+71bUJeQ==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "scheduler": "^0.27.0"
       },
@@ -3286,6 +3278,7 @@
       "os": [
         "aix"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3303,6 +3296,7 @@
       "os": [
         "android"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3320,6 +3314,7 @@
       "os": [
         "android"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3337,6 +3332,7 @@
       "os": [
         "android"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3354,6 +3350,7 @@
       "os": [
         "darwin"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3371,6 +3368,7 @@
       "os": [
         "darwin"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3388,6 +3386,7 @@
       "os": [
         "freebsd"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3405,6 +3404,7 @@
       "os": [
         "freebsd"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3422,6 +3422,7 @@
       "os": [
         "linux"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3439,6 +3440,7 @@
       "os": [
         "linux"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3456,6 +3458,7 @@
       "os": [
         "linux"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3473,6 +3476,7 @@
       "os": [
         "linux"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3490,6 +3494,7 @@
       "os": [
         "linux"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3507,6 +3512,7 @@
       "os": [
         "linux"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3524,6 +3530,7 @@
       "os": [
         "linux"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3541,6 +3548,7 @@
       "os": [
         "linux"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3558,6 +3566,7 @@
       "os": [
         "linux"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3575,6 +3584,7 @@
       "os": [
         "netbsd"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3592,6 +3602,7 @@
       "os": [
         "netbsd"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3609,6 +3620,7 @@
       "os": [
         "openbsd"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3626,6 +3638,7 @@
       "os": [
         "openbsd"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3643,6 +3656,7 @@
       "os": [
         "openharmony"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3660,6 +3674,7 @@
       "os": [
         "sunos"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3677,6 +3692,7 @@
       "os": [
         "win32"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3694,6 +3710,7 @@
       "os": [
         "win32"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3711,6 +3728,7 @@
       "os": [
         "win32"
       ],
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -3882,7 +3900,6 @@
       "integrity": "sha512-+Oxm7q9hDoLMyJOYfUYBuHQo+dkAloi33apOPP56pzj+vsdJDzr+j1NISE5pyaAuKL4A3UD34qd0lx5+kfKp2g==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "esbuild": "^0.25.0",
         "fdir": "^6.4.4",