diff --git a/README.md b/README.md
new file mode 100644
index 0000000..b545aa5
--- /dev/null
+++ b/README.md
@@ -0,0 +1,19 @@
+# Briques
+
+On aime les briques
+
+## Dev
+
+To run postgresql server + adminer in dev environnement (assuming you're running the backend manually with node), run :
+
+```
+docker compose -f docker-compose.dev.yml up
+```
+
+## Production
+
+Use the file `docker-compose.prod.yml` to start the app in production mode, it can be done using the following command :
+
+```
+docker compose -f docker-compose.dev.yml up
+```
diff --git a/back-end/.dockerignore b/back-end/.dockerignore
new file mode 100644
index 0000000..19d5689
--- /dev/null
+++ b/back-end/.dockerignore
@@ -0,0 +1,5 @@
+node_modules
+dist
+.env
+.env.example
+nodemon.json
diff --git a/back-end/.env.example b/back-end/.env.example
index 8abc227..9731b96 100644
--- a/back-end/.env.example
+++ b/back-end/.env.example
@@ -1,7 +1,10 @@
-NODE_ENV="dev"
+# This .env file is meant for developpement usage, use
+# .env.production for production
+NODE_PORT=3000
+NODE_ENV=dev
 
-DB_HOST="postgres"
-DB_NAME="briques"
-DB_USER="briques_db"
-DB_PASSWORD="briques_password"
-DB_PORT=5432
\ No newline at end of file
+# those values must be the same as in ../docker-compose.dev.yml 
+DB_HOST=localhost
+DB_NAME=briques_db
+DB_USER=briques_llm
+DB_PASSWORD=briques_password_2025
diff --git a/back-end/.env.production b/back-end/.env.production
new file mode 100644
index 0000000..f63a029
--- /dev/null
+++ b/back-end/.env.production
@@ -0,0 +1,6 @@
+NODE_PORT=3000
+NODE_ENV=production
+DB_HOST=briques_postegres
+DB_NAME=briques_db
+DB_USER=briques_llm
+DB_PASSWORD=briques_password_2025
diff --git a/back-end/Dockerfile.back b/back-end/Dockerfile.back
index 9079939..269cce1 100644
--- a/back-end/Dockerfile.back
+++ b/back-end/Dockerfile.back
@@ -4,30 +4,14 @@ FROM node:22-alpine
 # Workdir definition
 WORKDIR /usr/src/back
 
-# Environment declaration variables
-ENV NODE_ENV="dev"
-ENV DB_HOST="briques_postgres"
-ENV DB_NAME="briques_db"
-ENV DB_USER="briques_llm"
-ENV DB_PASSWORD="briques_password_2025"
-ENV DB_PORT=5432
-
 COPY package.json ./
 
 RUN npm install
-
 RUN npm install -g pm2
 
 # Copy sources
 COPY . .
-
-# Setting up environment
-RUN echo "NODE_ENV=${NODE_ENV}" > .env \
-    && echo "DB_HOST=${DB_HOST}" >> .env \
-    && echo "DB_NAME=${DB_NAME}" >> .env \
-    && echo "DB_USER=${DB_USER}" >> .env \
-    && echo "DB_PORT=${DB_PORT}" >> .env \
-    && echo "DB_PASSWORD=${DB_PASSWORD}" >> .env
+COPY .env.production .env
 
 # Compilation des fichiers TypeScript
 RUN npm run build
@@ -40,5 +24,4 @@ RUN chmod -R u=rwx,g=,o= ./
 EXPOSE 3000
 
 # Start app
-CMD ["npm", "run", "startonly"]
-#CMD ["pm2", "start", "dist/app.js", "--no-daemon"]
+CMD ["pm2", "start", "dist/app.js", "--no-daemon"]
diff --git a/back-end/package.json b/back-end/package.json
index 7c8cdf5..591ffb8 100644
--- a/back-end/package.json
+++ b/back-end/package.json
@@ -5,7 +5,7 @@
     "scripts": {
         "startonly": "node dist/app.js",
         "start": "tsc && node dist/app.js",
-        "build": "tsc",
+        "build": "tsc && cp -r src/templates dist",
         "test": "echo \"Error: no test specified\" && exit 1"
     },
     "keywords": [],
@@ -13,13 +13,18 @@
     "license": "ISC",
     "description": "",
     "devDependencies": {
+        "@types/ejs": "^3.1.5",
         "@types/express": "^5.0.0",
+        "@types/morgan": "^1.9.9",
         "@types/pg": "^8.11.10",
         "globals": "^15.11.0",
         "typescript": "^5.6.3"
     },
     "dependencies": {
+        "dotenv": "^16.4.5",
+        "ejs": "^3.1.10",
         "express": "^4.21.1",
+        "morgan": "^1.10.0",
         "pg": "^8.13.1"
     }
 }
diff --git a/back-end/src/app.ts b/back-end/src/app.ts
index dee7341..060cfd4 100644
--- a/back-end/src/app.ts
+++ b/back-end/src/app.ts
@@ -1,14 +1,31 @@
+// Load dotenv before any process.env is accessed
+import dotenv from 'dotenv';
+dotenv.config()
+
 import express from 'express';
-import db from './db';
+import morgan from 'morgan';
+import path from 'path';
+import routes from './routes';
 
 const app = express();
+
 const port = process.env.PORT ?? 3000;
 
-app.get('/', async (_req, res) => {
-  const message = await db.example_request();
-  res.send(message);
-});
+const log_format = (process.env.NODE_ENV === "dev") ? "dev": "combined";
+console.log("=== LOG CONFIG ===");
+console.log(`log format: ${log_format}`);
+console.log("=== END LOG CONFIG ===");
+
+// Need the path.join for node to resolve correctly the templates directory 
+app.set('views', path.join(__dirname, 'templates'));
+app.set('view engine', 'ejs');
+
+// Add logs
+app.use(morgan(log_format));
+
+// Defines endpoints
+app.use(routes);
 
 app.listen(port, () => {
-    return console.log(`Express is listening at http://localhost:${port}`);
+    return console.log(`Briques is listening at http://localhost:${port}`);
 });
diff --git a/back-end/src/db/db_client.ts b/back-end/src/db/db_client.ts
index 52d29ca..aafefb6 100644
--- a/back-end/src/db/db_client.ts
+++ b/back-end/src/db/db_client.ts
@@ -7,17 +7,19 @@ const db_host = process.env.DB_HOST ?? "localhost";
 const db_port = parseInt(process.env.DB_PORT ?? "5432");
 
 console.log("=== DB CONFIG ===");
-console.log(`DB_USER:\t\t${db_user}`);
+console.log(`DB_USER:\t${db_user}`);
 console.log(`DB_PASSWORD:\t${db_user}`);
-console.log(`DB_NAME:\t\t${db_name}`);
-console.log(`DB_HOST:\t\t${db_host}`);
-console.log(`DB_PORT:\t\t${db_port}`);
+console.log(`DB_NAME:\t${db_name}`);
+console.log(`DB_HOST:\t${db_host}`);
+console.log(`DB_PORT:\t${db_port}`);
+console.log("=== END DB CONFIG ===");
 
-
-export const new_client = () => new pg.Client({
-  user: db_user,
-  password: db_password,
-  database: db_name,
-  host: db_host,
-  port: db_port,
-});
+export function new_client() {
+  return new pg.Client({
+    user: db_user,
+    password: db_password,
+    database: db_name,
+    host: db_host,
+    port: db_port,
+  });
+}
diff --git a/back-end/src/routes/index.ts b/back-end/src/routes/index.ts
new file mode 100644
index 0000000..7a7c473
--- /dev/null
+++ b/back-end/src/routes/index.ts
@@ -0,0 +1,16 @@
+import { Router } from "express";
+import db from '../db';
+
+const routes = Router();
+
+routes.get('/', async (_req, res) => {
+  const message = await db.example_request();
+  res.send(message);
+});
+
+routes.get("/message", async (_req, res) => {
+  const message = await db.example_request();
+  res.render('index.ejs', { message });
+});
+
+export default routes;
diff --git a/back-end/src/templates/index.ejs b/back-end/src/templates/index.ejs
new file mode 100644
index 0000000..f875856
--- /dev/null
+++ b/back-end/src/templates/index.ejs
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>Leohl !dworl</title>
+</head>
+<body>
+  <h1>Naisu</h1>
+  <h2><%= message %></h2>
+  <p>Lorem, ipsum dolor sit amet consectetur adipisicing elit. Sapiente quod dicta molestiae harum veniam iste, nostrum nemo earum commodi fugit modi, ratione obcaecati, beatae ullam. Debitis ducimus dignissimos rem at.</p>
+</body>
+</html>
diff --git a/docker-compose.dev.yml b/docker-compose.dev.yml
new file mode 100644
index 0000000..0dfabcb
--- /dev/null
+++ b/docker-compose.dev.yml
@@ -0,0 +1,20 @@
+services:
+  database:
+    hostname: database
+    container_name: briques_postgres
+    image: postgres
+    restart: always
+    environment:
+      - POSTGRES_DB=${DB_NAME}
+      - POSTGRES_USER=${DB_USER}
+      - POSTGRES_PASSWORD=${DB_PASSWORD}
+    ports:
+      - 5432:5432
+    volumes:
+      - ./database:/var/lib/postgresql/data
+
+  adminer:
+    image: adminer
+    restart: always
+    ports:
+      - 8080:8080
diff --git a/docker-compose.yml b/docker-compose.prod.yml
similarity index 74%
rename from docker-compose.yml
rename to docker-compose.prod.yml
index bf9b6ff..ed9bc76 100644
--- a/docker-compose.yml
+++ b/docker-compose.prod.yml
@@ -11,9 +11,6 @@ services:
     volumes:
       - ./database:/var/lib/postgresql/data
 
-    networks:
-      - briques-db
-
 
   back:
     hostname: back
@@ -32,21 +29,3 @@ services:
       - '${NODE_PORT}:3000'
     depends_on:
       - database
-
-    networks:
-      - briques-db
-
-  adminer:
-    image: adminer
-    restart: always
-    ports:
-      - 8080:8080
-
-    networks:
-      - briques-db
-
-
-networks:
-    briques-db:
-        driver: bridge
-