From d2d98c7a0febe666e699a3d516fbefa05755a554 Mon Sep 17 00:00:00 2001
From: Pablo Martin <pablo.martin@superhog.com>
Date: Fri, 6 Jun 2025 14:26:37 +0200
Subject: [PATCH 01/10] express is runable

---
 package.json     |  4 ++--
 src/back/main.js | 14 ++++++++++++++
 2 files changed, 16 insertions(+), 2 deletions(-)
 create mode 100644 src/back/main.js

diff --git a/package.json b/package.json
index 28694f1..5f2d23b 100644
--- a/package.json
+++ b/package.json
@@ -2,12 +2,12 @@
   "name": "kuotata",
   "private": true,
   "version": "0.0.0",
-  "type": "module",
   "scripts": {
     "dev": "vite",
     "build": "vite build",
     "lint": "eslint .",
-    "preview": "vite preview"
+    "preview": "vite preview",
+    "dev-backend": "node --watch src/back/main.js"
   },
   "dependencies": {
     "@tailwindcss/vite": "^4.1.7",
diff --git a/src/back/main.js b/src/back/main.js
new file mode 100644
index 0000000..6927d8f
--- /dev/null
+++ b/src/back/main.js
@@ -0,0 +1,14 @@
+const express = require('express');
+
+const app = express();
+
+app.use(express.json());
+
+app.get('/', (request, response) => {
+    response.status(200).send('elo fren!')
+})
+
+const PORT = 3003;
+app.listen(PORT, () => {
+  console.log(`Server running on port ${PORT}`);
+});

From a9e8fffd621f387e7ee22d72784def80f4eb9111 Mon Sep 17 00:00:00 2001
From: Pablo Martin <pablo.martin@superhog.com>
Date: Fri, 6 Jun 2025 14:34:50 +0200
Subject: [PATCH 02/10] express points to page

---
 src/back/main.js | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/back/main.js b/src/back/main.js
index 6927d8f..bdb8e3c 100644
--- a/src/back/main.js
+++ b/src/back/main.js
@@ -1,12 +1,17 @@
-const express = require('express');
+const express = require("express");
+const path = require("path");
 
 const app = express();
 
-app.use(express.json());
+const STATIC_DIR_PATH = path.join(__dirname, "../", "../", "dist", );
+const INDEX_PATH = path.join(STATIC_DIR_PATH, "src", "front", "index.html");
 
-app.get('/', (request, response) => {
-    response.status(200).send('elo fren!')
-})
+app.use(express.json());
+app.use(express.static(STATIC_DIR_PATH));
+
+app.get("/", (request, response) => {
+  response.sendFile(INDEX_PATH);
+});
 
 const PORT = 3003;
 app.listen(PORT, () => {

From 7d9ea4e1e6ae94c2f2d2667cbdeda815aac3e593 Mon Sep 17 00:00:00 2001
From: Pablo Martin <pablo.martin@superhog.com>
Date: Fri, 6 Jun 2025 14:44:45 +0200
Subject: [PATCH 03/10] build app

---
 src/back/buildApp.js | 20 ++++++++++++++++++++
 src/back/main.js     | 15 ++-------------
 2 files changed, 22 insertions(+), 13 deletions(-)
 create mode 100644 src/back/buildApp.js

diff --git a/src/back/buildApp.js b/src/back/buildApp.js
new file mode 100644
index 0000000..759e8a3
--- /dev/null
+++ b/src/back/buildApp.js
@@ -0,0 +1,20 @@
+const buildApp = () => {
+  const express = require("express");
+  const path = require("path");
+
+  const app = express();
+
+  const STATIC_DIR_PATH = path.join(__dirname, "../", "../", "dist");
+  const INDEX_PATH = path.join(STATIC_DIR_PATH, "src", "front", "index.html");
+
+  app.use(express.json());
+  app.use(express.static(STATIC_DIR_PATH));
+
+  app.get("/", (request, response) => {
+    response.sendFile(INDEX_PATH);
+  });
+
+  return app;
+};
+
+module.exports = buildApp;
diff --git a/src/back/main.js b/src/back/main.js
index bdb8e3c..b057dbb 100644
--- a/src/back/main.js
+++ b/src/back/main.js
@@ -1,17 +1,6 @@
-const express = require("express");
-const path = require("path");
+const buildApp = require("./buildApp");
 
-const app = express();
-
-const STATIC_DIR_PATH = path.join(__dirname, "../", "../", "dist", );
-const INDEX_PATH = path.join(STATIC_DIR_PATH, "src", "front", "index.html");
-
-app.use(express.json());
-app.use(express.static(STATIC_DIR_PATH));
-
-app.get("/", (request, response) => {
-  response.sendFile(INDEX_PATH);
-});
+const app = buildApp();
 
 const PORT = 3003;
 app.listen(PORT, () => {

From ae8f9ec6a11720797ecf5e32d1e6061a6701a568 Mon Sep 17 00:00:00 2001
From: Pablo Martin <pablo.martin@superhog.com>
Date: Fri, 6 Jun 2025 14:48:32 +0200
Subject: [PATCH 04/10] constants file

---
 src/back/buildApp.js  | 10 ++++------
 src/back/constants.js | 14 ++++++++++++++
 2 files changed, 18 insertions(+), 6 deletions(-)
 create mode 100644 src/back/constants.js

diff --git a/src/back/buildApp.js b/src/back/buildApp.js
index 759e8a3..0af6989 100644
--- a/src/back/buildApp.js
+++ b/src/back/buildApp.js
@@ -1,17 +1,15 @@
+const CONSTANTS = require("./constants");
+
 const buildApp = () => {
   const express = require("express");
-  const path = require("path");
 
   const app = express();
 
-  const STATIC_DIR_PATH = path.join(__dirname, "../", "../", "dist");
-  const INDEX_PATH = path.join(STATIC_DIR_PATH, "src", "front", "index.html");
-
   app.use(express.json());
-  app.use(express.static(STATIC_DIR_PATH));
+  app.use(express.static(CONSTANTS.PATHS.STATIC_DIR_PATH));
 
   app.get("/", (request, response) => {
-    response.sendFile(INDEX_PATH);
+    response.sendFile(CONSTANTS.PATHS.INDEX_PATH);
   });
 
   return app;
diff --git a/src/back/constants.js b/src/back/constants.js
new file mode 100644
index 0000000..270137a
--- /dev/null
+++ b/src/back/constants.js
@@ -0,0 +1,14 @@
+const path = require("path");
+
+const CONSTANTS = {};
+
+CONSTANTS.PATHS = {};
+CONSTANTS.PATHS.STATIC_DIR_PATH = path.join(__dirname, "../", "../", "dist");
+CONSTANTS.PATHS.INDEX_PATH = path.join(
+  CONSTANTS.PATHS.STATIC_DIR_PATH,
+  "src",
+  "front",
+  "index.html"
+);
+
+module.exports = CONSTANTS;

From 3eb9b42a94a6923b6f05eda63327d26095a11c1c Mon Sep 17 00:00:00 2001
From: Pablo Martin <pablo.martin@superhog.com>
Date: Fri, 6 Jun 2025 14:49:29 +0200
Subject: [PATCH 05/10] can pick port from ENV

---
 src/back/main.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/back/main.js b/src/back/main.js
index b057dbb..7b30427 100644
--- a/src/back/main.js
+++ b/src/back/main.js
@@ -2,7 +2,7 @@ const buildApp = require("./buildApp");
 
 const app = buildApp();
 
-const PORT = 3003;
+const PORT = process.env.PORT || 3003;
 app.listen(PORT, () => {
   console.log(`Server running on port ${PORT}`);
 });

From ea310a17e4e4ad26808724652ec7a4a8931de32a Mon Sep 17 00:00:00 2001
From: Pablo Martin <pablo.martin@superhog.com>
Date: Fri, 6 Jun 2025 14:59:22 +0200
Subject: [PATCH 06/10] db stuff

---
 .env.dist             |   5 +
 package-lock.json     | 222 +++++++++++++++++++++++++++++++++++++++++-
 package.json          |   4 +-
 src/back/buildApp.js  |   3 +
 src/back/constants.js |   2 +
 src/back/db.js        |  27 +++++
 6 files changed, 261 insertions(+), 2 deletions(-)
 create mode 100644 .env.dist
 create mode 100644 src/back/db.js

diff --git a/.env.dist b/.env.dist
new file mode 100644
index 0000000..810fc48
--- /dev/null
+++ b/.env.dist
@@ -0,0 +1,5 @@
+POSTGRES_HOST=localhost
+POSTGRES_PORT=5432
+POSTGRES_DB=kuotata
+POSTGRES_USER=kuotata
+POSTGRES_PASSWORD=kuotata
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 90fcf02..09a56c2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,9 +9,11 @@
       "version": "0.0.0",
       "dependencies": {
         "@tailwindcss/vite": "^4.1.7",
+        "dotenv": "^16.5.0",
         "express": "^5.1.0",
         "react": "^19.1.0",
-        "react-dom": "^19.1.0"
+        "react-dom": "^19.1.0",
+        "sequelize": "^6.37.7"
       },
       "devDependencies": {
         "@eslint/js": "^9.25.0",
@@ -1598,6 +1600,15 @@
         "@babel/types": "^7.20.7"
       }
     },
+    "node_modules/@types/debug": {
+      "version": "4.1.12",
+      "resolved": "https://registry.npmjs.org/@types/debug/-/debug-4.1.12.tgz",
+      "integrity": "sha512-vIChWdVG3LG1SMxEvI/AK+FWJthlrqlTu7fbrlywTkkaONwk/UAGaULXRlf8vkzFBLVm0zkMdCquhL5aOjhXPQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/ms": "*"
+      }
+    },
     "node_modules/@types/estree": {
       "version": "1.0.7",
       "resolved": "https://registry.npmjs.org/@types/estree/-/estree-1.0.7.tgz",
@@ -1611,6 +1622,21 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/ms": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/@types/ms/-/ms-2.1.0.tgz",
+      "integrity": "sha512-GsCCIZDE/p3i96vtEqx+7dBUGXrc7zeSK3wwPHIaRThS+9OhWIXRqzs4d6k1SVU8g91DrNRWxWUGhp5KXQb2VA==",
+      "license": "MIT"
+    },
+    "node_modules/@types/node": {
+      "version": "22.15.30",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.15.30.tgz",
+      "integrity": "sha512-6Q7lr06bEHdlfplU6YRbgG1SFBdlsfNC4/lX+SkhiTs0cpJkOElmWls8PxDFv4yY/xKb8Y6SO0OmSX4wgqTZbA==",
+      "license": "MIT",
+      "dependencies": {
+        "undici-types": "~6.21.0"
+      }
+    },
     "node_modules/@types/react": {
       "version": "19.1.4",
       "resolved": "https://registry.npmjs.org/@types/react/-/react-19.1.4.tgz",
@@ -1631,6 +1657,12 @@
         "@types/react": "^19.0.0"
       }
     },
+    "node_modules/@types/validator": {
+      "version": "13.15.1",
+      "resolved": "https://registry.npmjs.org/@types/validator/-/validator-13.15.1.tgz",
+      "integrity": "sha512-9gG6ogYcoI2mCMLdcO0NYI0AYrbxIjv0MDmy/5Ywo6CpWWrqYayc+mmgxRsCgtcGJm9BSbXkMsmxGah1iGHAAQ==",
+      "license": "MIT"
+    },
     "node_modules/@vitejs/plugin-react": {
       "version": "4.4.1",
       "resolved": "https://registry.npmjs.org/@vitejs/plugin-react/-/plugin-react-4.4.1.tgz",
@@ -2068,6 +2100,24 @@
         "node": ">=8"
       }
     },
+    "node_modules/dotenv": {
+      "version": "16.5.0",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.5.0.tgz",
+      "integrity": "sha512-m/C+AwOAr9/W1UOIZUo232ejMNnJAJtYQjUbHoNTBNTJSvqzzDh7vnrei3o3r3m9blf6ZoDkvcw0VmozNRFJxg==",
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://dotenvx.com"
+      }
+    },
+    "node_modules/dottie": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/dottie/-/dottie-2.0.6.tgz",
+      "integrity": "sha512-iGCHkfUc5kFekGiqhe8B/mdaurD+lakO9txNnTvKtA6PISrw86LgqHvRzWYPyoE2Ph5aMIrCw9/uko6XHTKCwA==",
+      "license": "MIT"
+    },
     "node_modules/dunder-proto": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/dunder-proto/-/dunder-proto-1.0.1.tgz",
@@ -2793,6 +2843,15 @@
         "node": ">=0.8.19"
       }
     },
+    "node_modules/inflection": {
+      "version": "1.13.4",
+      "resolved": "https://registry.npmjs.org/inflection/-/inflection-1.13.4.tgz",
+      "integrity": "sha512-6I/HUDeYFfuNCVS3td055BaXBwKYuzw7K3ExVMStBowKo9oOAMJIXIHvdyR3iboTCp1b+1i5DSkIZTcwIktuDw==",
+      "engines": [
+        "node >= 0.4.0"
+      ],
+      "license": "MIT"
+    },
     "node_modules/inherits": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
@@ -3188,6 +3247,12 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/lodash": {
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
+      "license": "MIT"
+    },
     "node_modules/lodash.merge": {
       "version": "4.6.2",
       "resolved": "https://registry.npmjs.org/lodash.merge/-/lodash.merge-4.6.2.tgz",
@@ -3314,6 +3379,27 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
+    "node_modules/moment": {
+      "version": "2.30.1",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.30.1.tgz",
+      "integrity": "sha512-uEmtNhbDOrWPFS+hdjFCBfy9f2YoyzRpwcl+DqpC6taX21FzsTLQVbMV/W7PzNSX6x/bhC1zA3c2UQ5NzH6how==",
+      "license": "MIT",
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/moment-timezone": {
+      "version": "0.5.48",
+      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.48.tgz",
+      "integrity": "sha512-f22b8LV1gbTO2ms2j2z13MuPogNoh5UzxL3nzNAYKGraILnbGc9NEE6dyiiiLv46DGRb8A4kg8UKWLjPthxBHw==",
+      "license": "MIT",
+      "dependencies": {
+        "moment": "^2.29.4"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/ms": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
@@ -3505,6 +3591,12 @@
         "node": ">=16"
       }
     },
+    "node_modules/pg-connection-string": {
+      "version": "2.9.0",
+      "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-2.9.0.tgz",
+      "integrity": "sha512-P2DEBKuvh5RClafLngkAuGe9OUlFV7ebu8w1kmaaOgPcpJd1RIFh7otETfI6hAR8YupOLFTY7nuvvIn7PLciUQ==",
+      "license": "MIT"
+    },
     "node_modules/picocolors": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.1.1.tgz",
@@ -3671,6 +3763,12 @@
         "node": ">=4"
       }
     },
+    "node_modules/retry-as-promised": {
+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/retry-as-promised/-/retry-as-promised-7.1.1.tgz",
+      "integrity": "sha512-hMD7odLOt3LkTjcif8aRZqi/hybjpLNgSk5oF5FCowfCjok6LukpN2bDX7R5wDmbgBQFn7YoBxSagmtXHaJYJw==",
+      "license": "MIT"
+    },
     "node_modules/rollup": {
       "version": "4.41.0",
       "resolved": "https://registry.npmjs.org/rollup/-/rollup-4.41.0.tgz",
@@ -3790,6 +3888,89 @@
         "node": ">= 18"
       }
     },
+    "node_modules/sequelize": {
+      "version": "6.37.7",
+      "resolved": "https://registry.npmjs.org/sequelize/-/sequelize-6.37.7.tgz",
+      "integrity": "sha512-mCnh83zuz7kQxxJirtFD7q6Huy6liPanI67BSlbzSYgVNl5eXVdE2CN1FuAeZwG1SNpGsNRCV+bJAVVnykZAFA==",
+      "funding": [
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/sequelize"
+        }
+      ],
+      "license": "MIT",
+      "dependencies": {
+        "@types/debug": "^4.1.8",
+        "@types/validator": "^13.7.17",
+        "debug": "^4.3.4",
+        "dottie": "^2.0.6",
+        "inflection": "^1.13.4",
+        "lodash": "^4.17.21",
+        "moment": "^2.29.4",
+        "moment-timezone": "^0.5.43",
+        "pg-connection-string": "^2.6.1",
+        "retry-as-promised": "^7.0.4",
+        "semver": "^7.5.4",
+        "sequelize-pool": "^7.1.0",
+        "toposort-class": "^1.0.1",
+        "uuid": "^8.3.2",
+        "validator": "^13.9.0",
+        "wkx": "^0.5.0"
+      },
+      "engines": {
+        "node": ">=10.0.0"
+      },
+      "peerDependenciesMeta": {
+        "ibm_db": {
+          "optional": true
+        },
+        "mariadb": {
+          "optional": true
+        },
+        "mysql2": {
+          "optional": true
+        },
+        "oracledb": {
+          "optional": true
+        },
+        "pg": {
+          "optional": true
+        },
+        "pg-hstore": {
+          "optional": true
+        },
+        "snowflake-sdk": {
+          "optional": true
+        },
+        "sqlite3": {
+          "optional": true
+        },
+        "tedious": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/sequelize-pool": {
+      "version": "7.1.0",
+      "resolved": "https://registry.npmjs.org/sequelize-pool/-/sequelize-pool-7.1.0.tgz",
+      "integrity": "sha512-G9c0qlIWQSK29pR/5U2JF5dDQeqqHRragoyahj/Nx4KOOQ3CPPfzxnfqFPCSB7x5UgjOgnZ61nSxz+fjDpRlJg==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 10.0.0"
+      }
+    },
+    "node_modules/sequelize/node_modules/semver": {
+      "version": "7.7.2",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.2.tgz",
+      "integrity": "sha512-RF0Fw+rO5AMf9MAyaRXI4AV0Ulj5lMHqVxxdSgiVbixSCXoEmmX/jk0CuJw4+3SqroYO9VoUh+HcuJivvtJemA==",
+      "license": "ISC",
+      "bin": {
+        "semver": "bin/semver.js"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/serve-static": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-2.2.0.tgz",
@@ -4016,6 +4197,12 @@
         "node": ">=0.6"
       }
     },
+    "node_modules/toposort-class": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/toposort-class/-/toposort-class-1.0.1.tgz",
+      "integrity": "sha512-OsLcGGbYF3rMjPUf8oKktyvCiUxSbqMMS39m33MAjLTC1DVIH6x3WSt63/M77ihI09+Sdfk1AXvfhCEeUmC7mg==",
+      "license": "MIT"
+    },
     "node_modules/type-check": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.4.0.tgz",
@@ -4043,6 +4230,12 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/undici-types": {
+      "version": "6.21.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
+      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "license": "MIT"
+    },
     "node_modules/unpipe": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
@@ -4093,6 +4286,24 @@
         "punycode": "^2.1.0"
       }
     },
+    "node_modules/uuid": {
+      "version": "8.3.2",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-8.3.2.tgz",
+      "integrity": "sha512-+NYs2QeMWy+GWFOEm9xnn6HCDp0l7QBD7ml8zLUmJ+93Q5NF0NocErnwkTkXVFNiX3/fpC6afS8Dhb/gz7R7eg==",
+      "license": "MIT",
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
+    "node_modules/validator": {
+      "version": "13.15.15",
+      "resolved": "https://registry.npmjs.org/validator/-/validator-13.15.15.tgz",
+      "integrity": "sha512-BgWVbCI72aIQy937xbawcs+hrVaN/CZ2UwutgaJ36hGqRrLNM+f5LUT/YPRbo8IV/ASeFzXszezV+y2+rq3l8A==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 0.10"
+      }
+    },
     "node_modules/vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -4192,6 +4403,15 @@
         "node": ">= 8"
       }
     },
+    "node_modules/wkx": {
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/wkx/-/wkx-0.5.0.tgz",
+      "integrity": "sha512-Xng/d4Ichh8uN4l0FToV/258EjMGU9MGcA0HV2d9B/ZpZB3lqQm7nkOdZdm5GhKtLLhAE7PiVQwN4eN+2YJJUg==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
     "node_modules/word-wrap": {
       "version": "1.2.5",
       "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.5.tgz",
diff --git a/package.json b/package.json
index 5f2d23b..d96df45 100644
--- a/package.json
+++ b/package.json
@@ -11,9 +11,11 @@
   },
   "dependencies": {
     "@tailwindcss/vite": "^4.1.7",
+    "dotenv": "^16.5.0",
     "express": "^5.1.0",
     "react": "^19.1.0",
-    "react-dom": "^19.1.0"
+    "react-dom": "^19.1.0",
+    "sequelize": "^6.37.7"
   },
   "devDependencies": {
     "@eslint/js": "^9.25.0",
diff --git a/src/back/buildApp.js b/src/back/buildApp.js
index 0af6989..00d0868 100644
--- a/src/back/buildApp.js
+++ b/src/back/buildApp.js
@@ -1,6 +1,9 @@
 const CONSTANTS = require("./constants");
+const { getDb } = require("./db");
 
 const buildApp = () => {
+  const db = getDb();
+
   const express = require("express");
 
   const app = express();
diff --git a/src/back/constants.js b/src/back/constants.js
index 270137a..de5318b 100644
--- a/src/back/constants.js
+++ b/src/back/constants.js
@@ -11,4 +11,6 @@ CONSTANTS.PATHS.INDEX_PATH = path.join(
   "index.html"
 );
 
+CONSTANTS.DB_ENGINE = 'postgres';
+
 module.exports = CONSTANTS;
diff --git a/src/back/db.js b/src/back/db.js
new file mode 100644
index 0000000..0f669b6
--- /dev/null
+++ b/src/back/db.js
@@ -0,0 +1,27 @@
+const { Sequelize } = require("sequelize");
+const dotenv = require("dotenv");
+
+const CONSTANTS = require("./constants");
+
+dotenv.config();
+
+const getDb = () => {
+  const sequelize = new Sequelize({
+    dialect: CONSTANTS.DB_ENGINE,
+    host: process.env.POSTGRES_HOST,
+    port:  process.env.POSTGRES_PORT,
+    database: process.env.POSTGRES_DB,
+    username: process.env.POSTGRES_USER,
+    password: process.env.POSTGRES_PASSWORD,
+    define: {
+      timestamps: false,
+      freezeTableName: true,
+      underscored: true,
+      quoteIdentifiers: false,
+    },
+  });
+
+  return sequelize;
+};
+
+module.exports = {getDb};

From 5a7d073c63c50f8560c4d56befc342247c8a0fa2 Mon Sep 17 00:00:00 2001
From: Pablo Martin <pablo.martin@superhog.com>
Date: Fri, 6 Jun 2025 15:00:03 +0200
Subject: [PATCH 07/10] add pg

---
 package-lock.json | 141 ++++++++++++++++++++++++++++++++++++++++++++++
 package.json      |   1 +
 2 files changed, 142 insertions(+)

diff --git a/package-lock.json b/package-lock.json
index 09a56c2..6dbfa4c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,6 +11,7 @@
         "@tailwindcss/vite": "^4.1.7",
         "dotenv": "^16.5.0",
         "express": "^5.1.0",
+        "pg": "^8.16.0",
         "react": "^19.1.0",
         "react-dom": "^19.1.0",
         "sequelize": "^6.37.7"
@@ -3591,12 +3592,95 @@
         "node": ">=16"
       }
     },
+    "node_modules/pg": {
+      "version": "8.16.0",
+      "resolved": "https://registry.npmjs.org/pg/-/pg-8.16.0.tgz",
+      "integrity": "sha512-7SKfdvP8CTNXjMUzfcVTaI+TDzBEeaUnVwiVGZQD1Hh33Kpev7liQba9uLd4CfN8r9mCVsD0JIpq03+Unpz+kg==",
+      "license": "MIT",
+      "dependencies": {
+        "pg-connection-string": "^2.9.0",
+        "pg-pool": "^3.10.0",
+        "pg-protocol": "^1.10.0",
+        "pg-types": "2.2.0",
+        "pgpass": "1.0.5"
+      },
+      "engines": {
+        "node": ">= 8.0.0"
+      },
+      "optionalDependencies": {
+        "pg-cloudflare": "^1.2.5"
+      },
+      "peerDependencies": {
+        "pg-native": ">=3.0.1"
+      },
+      "peerDependenciesMeta": {
+        "pg-native": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/pg-cloudflare": {
+      "version": "1.2.5",
+      "resolved": "https://registry.npmjs.org/pg-cloudflare/-/pg-cloudflare-1.2.5.tgz",
+      "integrity": "sha512-OOX22Vt0vOSRrdoUPKJ8Wi2OpE/o/h9T8X1s4qSkCedbNah9ei2W2765be8iMVxQUsvgT7zIAT2eIa9fs5+vtg==",
+      "license": "MIT",
+      "optional": true
+    },
     "node_modules/pg-connection-string": {
       "version": "2.9.0",
       "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-2.9.0.tgz",
       "integrity": "sha512-P2DEBKuvh5RClafLngkAuGe9OUlFV7ebu8w1kmaaOgPcpJd1RIFh7otETfI6hAR8YupOLFTY7nuvvIn7PLciUQ==",
       "license": "MIT"
     },
+    "node_modules/pg-int8": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/pg-int8/-/pg-int8-1.0.1.tgz",
+      "integrity": "sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=4.0.0"
+      }
+    },
+    "node_modules/pg-pool": {
+      "version": "3.10.0",
+      "resolved": "https://registry.npmjs.org/pg-pool/-/pg-pool-3.10.0.tgz",
+      "integrity": "sha512-DzZ26On4sQ0KmqnO34muPcmKbhrjmyiO4lCCR0VwEd7MjmiKf5NTg/6+apUEu0NF7ESa37CGzFxH513CoUmWnA==",
+      "license": "MIT",
+      "peerDependencies": {
+        "pg": ">=8.0"
+      }
+    },
+    "node_modules/pg-protocol": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/pg-protocol/-/pg-protocol-1.10.0.tgz",
+      "integrity": "sha512-IpdytjudNuLv8nhlHs/UrVBhU0e78J0oIS/0AVdTbWxSOkFUVdsHC/NrorO6nXsQNDTT1kzDSOMJubBQviX18Q==",
+      "license": "MIT"
+    },
+    "node_modules/pg-types": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-2.2.0.tgz",
+      "integrity": "sha512-qTAAlrEsl8s4OiEQY69wDvcMIdQN6wdz5ojQiOy6YRMuynxenON0O5oCpJI6lshc6scgAY8qvJ2On/p+CXY0GA==",
+      "license": "MIT",
+      "dependencies": {
+        "pg-int8": "1.0.1",
+        "postgres-array": "~2.0.0",
+        "postgres-bytea": "~1.0.0",
+        "postgres-date": "~1.0.4",
+        "postgres-interval": "^1.1.0"
+      },
+      "engines": {
+        "node": ">=4"
+      }
+    },
+    "node_modules/pgpass": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.5.tgz",
+      "integrity": "sha512-FdW9r/jQZhSeohs1Z3sI1yxFQNFvMcnmfuj4WBMUTxOrAyLMaTcE1aAMBiTlbMNaXvBCQuVi0R7hd8udDSP7ug==",
+      "license": "MIT",
+      "dependencies": {
+        "split2": "^4.1.0"
+      }
+    },
     "node_modules/picocolors": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.1.1.tgz",
@@ -3650,6 +3734,45 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/postgres-array": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-array/-/postgres-array-2.0.0.tgz",
+      "integrity": "sha512-VpZrUqU5A69eQyW2c5CA1jtLecCsN2U/bD6VilrFDWq5+5UIEVO7nazS3TEcHf1zuPYO/sqGvUvW62g86RXZuA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=4"
+      }
+    },
+    "node_modules/postgres-bytea": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-bytea/-/postgres-bytea-1.0.0.tgz",
+      "integrity": "sha512-xy3pmLuQqRBZBXDULy7KbaitYqLcmxigw14Q5sj8QBVLqEwXfeybIKVWiqAXTlcvdvb0+xkOtDbfQMOf4lST1w==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/postgres-date": {
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/postgres-date/-/postgres-date-1.0.7.tgz",
+      "integrity": "sha512-suDmjLVQg78nMK2UZ454hAG+OAW+HQPZ6n++TNDUX+L0+uUlLywnoxJKDou51Zm+zTCjrCl0Nq6J9C5hP9vK/Q==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/postgres-interval": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/postgres-interval/-/postgres-interval-1.2.0.tgz",
+      "integrity": "sha512-9ZhXKM/rw350N1ovuWHbGxnGh/SNJ4cnxHiM0rxE4VN41wsg8P8zWn9hv/buK00RP4WvlOyr/RBDiptyxVbkZQ==",
+      "license": "MIT",
+      "dependencies": {
+        "xtend": "^4.0.0"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/prelude-ls": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.2.1.tgz",
@@ -4096,6 +4219,15 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/split2": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/split2/-/split2-4.2.0.tgz",
+      "integrity": "sha512-UcjcJOWknrNkF6PLX83qcHM6KHgVKNkV62Y8a5uYDVv9ydGQVwAHMKqHdJje1VTWpljG0WYpCDhrCdAOYH4TWg==",
+      "license": "ISC",
+      "engines": {
+        "node": ">= 10.x"
+      }
+    },
     "node_modules/statuses": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.1.tgz",
@@ -4428,6 +4560,15 @@
       "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
       "license": "ISC"
     },
+    "node_modules/xtend": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.4"
+      }
+    },
     "node_modules/yallist": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz",
diff --git a/package.json b/package.json
index d96df45..3148c83 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,7 @@
     "@tailwindcss/vite": "^4.1.7",
     "dotenv": "^16.5.0",
     "express": "^5.1.0",
+    "pg": "^8.16.0",
     "react": "^19.1.0",
     "react-dom": "^19.1.0",
     "sequelize": "^6.37.7"

From f49b7fad08e045e47fb3cc270c853c549050fb00 Mon Sep 17 00:00:00 2001
From: Pablo Martin <pablo.martin@superhog.com>
Date: Fri, 6 Jun 2025 15:07:10 +0200
Subject: [PATCH 08/10] more db stuff

---
 .sequelizerc                           |  6 ++++
 src/back/buildApp.js                   |  2 +-
 src/back/{db.js => database/config.js} | 16 +++------
 src/back/database/db.js                | 13 +++++++
 src/back/database/migrations.js        | 49 ++++++++++++++++++++++++++
 5 files changed, 74 insertions(+), 12 deletions(-)
 create mode 100644 .sequelizerc
 rename src/back/{db.js => database/config.js} (61%)
 create mode 100644 src/back/database/db.js
 create mode 100644 src/back/database/migrations.js

diff --git a/.sequelizerc b/.sequelizerc
new file mode 100644
index 0000000..07a8bfe
--- /dev/null
+++ b/.sequelizerc
@@ -0,0 +1,6 @@
+const path = require("path");
+
+module.exports = {
+  config: path.resolve("src", "back", "database", "config.js"),
+  "migrations-path": path.resolve("src", "back", "database", "migrations"),
+};
diff --git a/src/back/buildApp.js b/src/back/buildApp.js
index 00d0868..456bac3 100644
--- a/src/back/buildApp.js
+++ b/src/back/buildApp.js
@@ -1,5 +1,5 @@
 const CONSTANTS = require("./constants");
-const { getDb } = require("./db");
+const { getDb } = require("./database/db");
 
 const buildApp = () => {
   const db = getDb();
diff --git a/src/back/db.js b/src/back/database/config.js
similarity index 61%
rename from src/back/db.js
rename to src/back/database/config.js
index 0f669b6..789df74 100644
--- a/src/back/db.js
+++ b/src/back/database/config.js
@@ -1,15 +1,13 @@
-const { Sequelize } = require("sequelize");
 const dotenv = require("dotenv");
-
-const CONSTANTS = require("./constants");
+const CONSTANTS = require("../constants");
 
 dotenv.config();
 
-const getDb = () => {
-  const sequelize = new Sequelize({
+module.exports = {
+  development: {
     dialect: CONSTANTS.DB_ENGINE,
     host: process.env.POSTGRES_HOST,
-    port:  process.env.POSTGRES_PORT,
+    port: process.env.POSTGRES_PORT,
     database: process.env.POSTGRES_DB,
     username: process.env.POSTGRES_USER,
     password: process.env.POSTGRES_PASSWORD,
@@ -19,9 +17,5 @@ const getDb = () => {
       underscored: true,
       quoteIdentifiers: false,
     },
-  });
-
-  return sequelize;
+  },
 };
-
-module.exports = {getDb};
diff --git a/src/back/database/db.js b/src/back/database/db.js
new file mode 100644
index 0000000..f9bf8cd
--- /dev/null
+++ b/src/back/database/db.js
@@ -0,0 +1,13 @@
+const { Sequelize } = require("sequelize");
+const dotenv = require("dotenv");
+const config = require("./config");
+
+dotenv.config();
+
+const getDb = () => {
+  const sequelize = new Sequelize(config.development);
+
+  return sequelize;
+};
+
+module.exports = { getDb };
diff --git a/src/back/database/migrations.js b/src/back/database/migrations.js
new file mode 100644
index 0000000..d2cd4e0
--- /dev/null
+++ b/src/back/database/migrations.js
@@ -0,0 +1,49 @@
+"use strict";
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.sequelize.transaction((t) => {
+      return Promise.all([
+        queryInterface.createTable(
+          "hello_world",
+          {
+            first_name: {
+              type: Sequelize.STRING,
+              allowNull: false,
+              unique: true,
+              primaryKey: true,
+            },
+            last_name: {
+              type: Sequelize.STRING,
+              allowNull: false,
+            },
+            created_at: {
+              type: Sequelize.DATE,
+              allowNull: false,
+            },
+          },
+          { transaction: t }
+        ),
+        queryInterface.bulkInsert(
+          "hello_world",
+          [
+            {
+              first_name: "John",
+              last_name: "Doe",
+              created_at: new Date(),
+            },
+            {
+              first_name: "Jane",
+              last_name: "Smith",
+              created_at: new Date(),
+            },
+          ],
+          { transaction: t }
+        ),
+      ]);
+    });
+  },
+  down: (queryInterface, Sequelize) => {
+    return queryInterface.dropTable("hello_world");
+  },
+};

From bd50b21281594e34eeb6506ce8085f6810aa9a34 Mon Sep 17 00:00:00 2001
From: Pablo Martin <pablo.martin@superhog.com>
Date: Fri, 6 Jun 2025 15:43:51 +0200
Subject: [PATCH 09/10] migrations, dev db

---
 .gitignore                                    |  2 ++
 docker-compose.yml                            | 11 +++++++
 package.json                                  |  3 +-
 .../01-setup-tables.js}                       | 16 ----------
 src/back/database/migrations/02-seed-data.js  | 31 +++++++++++++++++++
 5 files changed, 46 insertions(+), 17 deletions(-)
 create mode 100644 docker-compose.yml
 rename src/back/database/{migrations.js => migrations/01-setup-tables.js} (66%)
 create mode 100644 src/back/database/migrations/02-seed-data.js

diff --git a/.gitignore b/.gitignore
index a547bf3..3b0b403 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,3 +22,5 @@ dist-ssr
 *.njsproj
 *.sln
 *.sw?
+
+.env
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..6195456
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,11 @@
+version: '3.8'
+
+services:
+  postgres:
+    image: postgres:17
+    environment:
+      POSTGRES_DB: ${POSTGRES_DB}
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
+    ports:
+      - "${POSTGRES_PORT}:${POSTGRES_PORT}"
\ No newline at end of file
diff --git a/package.json b/package.json
index 3148c83..15a4527 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,8 @@
     "build": "vite build",
     "lint": "eslint .",
     "preview": "vite preview",
-    "dev-backend": "node --watch src/back/main.js"
+    "dev-backend": "node --watch src/back/main.js",
+    "dev-database": "docker compose up -d"
   },
   "dependencies": {
     "@tailwindcss/vite": "^4.1.7",
diff --git a/src/back/database/migrations.js b/src/back/database/migrations/01-setup-tables.js
similarity index 66%
rename from src/back/database/migrations.js
rename to src/back/database/migrations/01-setup-tables.js
index d2cd4e0..a9660b2 100644
--- a/src/back/database/migrations.js
+++ b/src/back/database/migrations/01-setup-tables.js
@@ -24,22 +24,6 @@ module.exports = {
           },
           { transaction: t }
         ),
-        queryInterface.bulkInsert(
-          "hello_world",
-          [
-            {
-              first_name: "John",
-              last_name: "Doe",
-              created_at: new Date(),
-            },
-            {
-              first_name: "Jane",
-              last_name: "Smith",
-              created_at: new Date(),
-            },
-          ],
-          { transaction: t }
-        ),
       ]);
     });
   },
diff --git a/src/back/database/migrations/02-seed-data.js b/src/back/database/migrations/02-seed-data.js
new file mode 100644
index 0000000..0c3e7c6
--- /dev/null
+++ b/src/back/database/migrations/02-seed-data.js
@@ -0,0 +1,31 @@
+"use strict";
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.sequelize.transaction((t) => {
+      return Promise.all([
+        queryInterface.bulkInsert(
+          "hello_world",
+          [
+            {
+              first_name: "John",
+              last_name: "Doe",
+              created_at: new Date(),
+            },
+            {
+              first_name: "Jane",
+              last_name: "Smith",
+              created_at: new Date(),
+            },
+          ],
+          { transaction: t }
+        ),
+      ]);
+    });
+  },
+  down: (queryInterface, Sequelize) => {
+    return queryInterface.bulkDelete(
+      "hello_world"
+    );
+  },
+};

From 7f528a23ad1081f76dcde1701419978db80faf2d Mon Sep 17 00:00:00 2001
From: Pablo Martin <pablo.martin@superhog.com>
Date: Fri, 6 Jun 2025 15:49:34 +0200
Subject: [PATCH 10/10] let's log requests

---
 package.json                                  |  3 +-
 .../database/migrations/01-setup-tables.js    | 12 +++----
 src/back/database/migrations/02-seed-data.js  | 31 -------------------
 3 files changed, 8 insertions(+), 38 deletions(-)
 delete mode 100644 src/back/database/migrations/02-seed-data.js

diff --git a/package.json b/package.json
index 15a4527..64e4e20 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,8 @@
     "lint": "eslint .",
     "preview": "vite preview",
     "dev-backend": "node --watch src/back/main.js",
-    "dev-database": "docker compose up -d"
+    "dev-database-up": "docker compose up -d",
+    "dev-database-down": "docker compose down"
   },
   "dependencies": {
     "@tailwindcss/vite": "^4.1.7",
diff --git a/src/back/database/migrations/01-setup-tables.js b/src/back/database/migrations/01-setup-tables.js
index a9660b2..7b354e4 100644
--- a/src/back/database/migrations/01-setup-tables.js
+++ b/src/back/database/migrations/01-setup-tables.js
@@ -5,16 +5,16 @@ module.exports = {
     return queryInterface.sequelize.transaction((t) => {
       return Promise.all([
         queryInterface.createTable(
-          "hello_world",
+          "received_requests",
           {
-            first_name: {
-              type: Sequelize.STRING,
+            id: {
+              type: Sequelize.UUID,
               allowNull: false,
               unique: true,
               primaryKey: true,
             },
-            last_name: {
-              type: Sequelize.STRING,
+            request_body: {
+              type: Sequelize.JSON,
               allowNull: false,
             },
             created_at: {
@@ -28,6 +28,6 @@ module.exports = {
     });
   },
   down: (queryInterface, Sequelize) => {
-    return queryInterface.dropTable("hello_world");
+    return queryInterface.dropTable("received_requests");
   },
 };
diff --git a/src/back/database/migrations/02-seed-data.js b/src/back/database/migrations/02-seed-data.js
deleted file mode 100644
index 0c3e7c6..0000000
--- a/src/back/database/migrations/02-seed-data.js
+++ /dev/null
@@ -1,31 +0,0 @@
-"use strict";
-
-module.exports = {
-  up: (queryInterface, Sequelize) => {
-    return queryInterface.sequelize.transaction((t) => {
-      return Promise.all([
-        queryInterface.bulkInsert(
-          "hello_world",
-          [
-            {
-              first_name: "John",
-              last_name: "Doe",
-              created_at: new Date(),
-            },
-            {
-              first_name: "Jane",
-              last_name: "Smith",
-              created_at: new Date(),
-            },
-          ],
-          { transaction: t }
-        ),
-      ]);
-    });
-  },
-  down: (queryInterface, Sequelize) => {
-    return queryInterface.bulkDelete(
-      "hello_world"
-    );
-  },
-};