diff --git a/.env b/.env
new file mode 100644
index 0000000..4ac545b
--- /dev/null
+++ b/.env
@@ -0,0 +1,5 @@
+DB_USER=postgres
+DB_PASS=123
+DB_HOST=localhost
+DB_PORT=5432
+DB_NAME=postgres
diff --git a/app.js b/app.js
index 0c52da1..8fa2d3f 100644
--- a/app.js
+++ b/app.js
@@ -4,13 +4,14 @@ const session = require('express-session');
 const responseTime = require('response-time');
 const types = require('pg').types;
 const validator = require('validator');
+const path = require('path');
+
+require('dotenv').config();
 
 const app = express();
+const db = pgp(`postgres://${process.env.DB_USER}:${process.env.DB_PASS}@${process.env.DB_HOST}:${process.env.DB_PORT}/${process.env.DB_NAME}`);
 
-// TODO: Replace with some environmental variables which store real password / host / database name
-const db = pgp('postgres://postgres:99postgres11@localhost:5432/skrytka');
-
-const port = 3001;
+const port = 5000;
 
 class Point {
 	x;
@@ -32,7 +33,7 @@ class Rectangle {
 	}
 }
 
-types.setTypeParser(603, function(rectangleStr) {
+types.setTypeParser(603, function (rectangleStr) {
 	rectangleStr = rectangleStr.slice(1, rectangleStr.length - 1);
 	const pointStrs = rectangleStr.split('),(');
 	const fp = pointStrs[0].split(',');
@@ -44,6 +45,12 @@ types.setTypeParser(603, function(rectangleStr) {
 	return new Rectangle(lowerBottomPoint, size);
 });
 
+// Hosting frontend:
+app.use(express.static(path.join(__dirname, 'client/build')));
+
+// Hosting images (trucks etc):
+app.use(express.static(path.join(__dirname, 'media')));
+
 app.use(session({
 	store: new (require('connect-pg-simple')(session))({
 		pgPromise: db,
@@ -55,15 +62,17 @@ app.use(session({
 	cookie: {
 		sameSite: 'lax',
 		// Age of cookie is counted from last access, so here 30 days of *not using* = deletion
-		maxAge: 30 * 24 * 60 * 60 * 1000 
+		maxAge: 30 * 24 * 60 * 60 * 1000
 	}
 }));
 
+console.log(process.env.DB_NAME);
+
 let latencies = [0];
 const MAX_LATENCIES = 25;
 
-app.use(responseTime(function(req, res, time) {
-	if(latencies.length > MAX_LATENCIES) {
+app.use(responseTime(function (req, res, time) {
+	if (latencies.length > MAX_LATENCIES) {
 		latencies.shift();
 	}
 	latencies.push(time);
@@ -84,13 +93,13 @@ app.get('/ping', (req, res) => {
  * e.g. https://skrytka.app/osp-units?prefix=Gda
  * Returns 3 matching results sorted by locality, name.*/
 app.get('/osp-units', async (req, res) => {
-	const localityPrefix = req.query['locality-prefix'];
+	const locality = req.query['locality'];
 
-	if(!localityPrefix) {
+	if (!locality) {
 		res.status(400);
 		res.json({
 			queryErrors: {
-				'locality-prefix': ['Nie podano parametru!']
+				'locality': ['Nie podano parametru!']
 			},
 			otherErrors: []
 		});
@@ -101,10 +110,10 @@ app.get('/osp-units', async (req, res) => {
 	// Also are these database constraints reasonable?
 
 	try {
-		const unitsList = await db.any('SELECT id AS "ID", name, locality FROM get_units_list($1)', [localityPrefix]);
+		const unitsList = await db.any('SELECT id AS "ID", name, locality FROM get_units_list($1)', [locality]);
 		res.status(200);
 		res.json(unitsList);
-	} catch(error) {
+	} catch (error) {
 		res.status(500);
 		res.json({
 			queryErrors: {},
@@ -122,7 +131,7 @@ app.get('/osp-units', async (req, res) => {
 app.get('/fire-trucks', async (req, res) => {
 	const ospUnit = req.query['osp-unit'];
 
-	if(!ospUnit) {
+	if (!ospUnit) {
 		res.status(400);
 		res.json({
 			queryErrors: {
@@ -137,7 +146,7 @@ app.get('/fire-trucks', async (req, res) => {
 	// But it is better to know if result is empty because it is just answer to our question
 	// and without validation before query we can get empty result because of some undetermined error
 
-	if(!validator.isNumeric(ospUnit, { no_symbols: true })) {
+	if (!validator.isNumeric(ospUnit, { no_symbols: true })) {
 		res.status(400);
 		res.json({
 			queryErrors: {
@@ -148,7 +157,7 @@ app.get('/fire-trucks', async (req, res) => {
 		return;
 	}
 
-	if(ospUnit <= 0) {
+	if (ospUnit <= 0) {
 		res.status(400);
 		res.json({
 			queryErrors: {
@@ -161,7 +170,7 @@ app.get('/fire-trucks', async (req, res) => {
 
 	try {
 		const unitExists = (await db.any('SELECT id FROM osp_unit WHERE id = $1', [ospUnit])).length != 0;
-		if(!unitExists) {
+		if (!unitExists) {
 			res.status(404);
 			res.json({
 				queryErrors: {
@@ -171,7 +180,7 @@ app.get('/fire-trucks', async (req, res) => {
 			});
 			return;
 		}
-	} catch(error) {
+	} catch (error) {
 		res.status(500);
 		res.json({
 			queryErrors: {},
@@ -179,16 +188,16 @@ app.get('/fire-trucks', async (req, res) => {
 		});
 		return;
 	}
-	
+
 	let user = req.session['accountNickname'];
 	const loggedIn = user ?? false;
 
-	if(loggedIn) {
+	if (loggedIn) {
 		try {
 			const trucksList = await db.func('get_trucks_list_with_scores', [ospUnit, user]);
 			res.status(200);
 			res.json(trucksList);
-		} catch(error) {
+		} catch (error) {
 			console.log(error);
 			res.status(500);
 			res.json({
@@ -209,19 +218,19 @@ app.get('/fire-trucks', async (req, res) => {
 			// 3. Map scores so that each entry becomes average of scores divided by 10 (percents)
 
 			const quizResults = req.session.quizResults ?? [];
-			for(let i = quizResults.length - 1; i >= 0; i--) {
-				if(!avgPercents[quizResults[i].fireTruckID]) {
+			for (let i = quizResults.length - 1; i >= 0; i--) {
+				if (!avgPercents[quizResults[i].fireTruckID]) {
 					avgPercents[quizResults[i].fireTruckID] = [];
 				}
 
-				if(avgPercents[quizResults[i].fireTruckID].length < 3) {
+				if (avgPercents[quizResults[i].fireTruckID].length < 3) {
 					avgPercents[quizResults[i].fireTruckID].push(quizResults[i].points);
 				}
 			}
 
 			console.log(avgPercents);
 
-			Object.keys(avgPercents).forEach(function(fireTruckID, index) {
+			Object.keys(avgPercents).forEach(function (fireTruckID, index) {
 				let sum = 0;
 				let numberOfResults = 0;
 
@@ -231,7 +240,7 @@ app.get('/fire-trucks', async (req, res) => {
 					console.log(sum, numberOfResults);
 				});
 
-				let averagePercent = (sum/numberOfResults)/10;
+				let averagePercent = (sum / numberOfResults) / 10;
 				avgPercents[fireTruckID] = averagePercent;
 			});
 
@@ -245,7 +254,7 @@ app.get('/fire-trucks', async (req, res) => {
 
 			res.status(200);
 			res.json(trucksList);
-		} catch(error) {
+		} catch (error) {
 			console.log(error);
 			res.status(500);
 			res.json({
@@ -259,7 +268,7 @@ app.get('/fire-trucks', async (req, res) => {
 app.get('/quiz-pages', async (req, res) => {
 	const fireTruck = req.query['fire-truck'];
 
-	if(!fireTruck) {
+	if (!fireTruck) {
 		res.status(400);
 		res.json({
 			queryErrors: {
@@ -270,7 +279,7 @@ app.get('/quiz-pages', async (req, res) => {
 		return;
 	}
 
-	if(!validator.isNumeric(fireTruck, { no_symbols: true })) {
+	if (!validator.isNumeric(fireTruck, { no_symbols: true })) {
 		res.status(400);
 		res.json({
 			queryErrors: {
@@ -281,7 +290,7 @@ app.get('/quiz-pages', async (req, res) => {
 		return;
 	}
 
-	if(fireTruck <= 0) {
+	if (fireTruck <= 0) {
 		res.status(400);
 		res.json({
 			queryErrors: {
@@ -294,7 +303,7 @@ app.get('/quiz-pages', async (req, res) => {
 
 	try {
 		const truckExists = (await db.any('SELECT id FROM fire_truck WHERE id = $1', [fireTruck])).length != 0;
-		if(!truckExists) {
+		if (!truckExists) {
 			res.status(404);
 			res.json({
 				queryErrors: {
@@ -304,7 +313,7 @@ app.get('/quiz-pages', async (req, res) => {
 			});
 			return;
 		}
-	} catch(error) {
+	} catch (error) {
 		res.status(500);
 		res.json({
 			queryErrors: {},
@@ -321,7 +330,7 @@ app.get('/quiz-pages', async (req, res) => {
 		quizData = quizData.reduce((acc, curr) => {
 			const sideID = curr.sideID;
 
-			if(!acc[sideID]) {
+			if (!acc[sideID]) {
 				acc[sideID] = {
 					sideImagePath: curr.sideImagePath,
 					caches: []
@@ -341,7 +350,7 @@ app.get('/quiz-pages', async (req, res) => {
 
 		res.status(200);
 		res.send(quizData);
-	} catch(error) {
+	} catch (error) {
 		res.status(500);
 		res.json({
 			queryErrors: {},
@@ -353,7 +362,7 @@ app.get('/quiz-pages', async (req, res) => {
 app.get('/random-question', async (req, res) => {
 	const fireTruck = req.query['fire-truck'];
 
-	if(!fireTruck) {
+	if (!fireTruck) {
 		res.status(400);
 		res.json({
 			queryErrors: {
@@ -364,7 +373,7 @@ app.get('/random-question', async (req, res) => {
 		return;
 	}
 
-	if(!validator.isNumeric(fireTruck, { no_symbols: true })) {
+	if (!validator.isNumeric(fireTruck, { no_symbols: true })) {
 		res.status(400);
 		res.json({
 			queryErrors: {
@@ -375,7 +384,7 @@ app.get('/random-question', async (req, res) => {
 		return;
 	}
 
-	if(fireTruck <= 0) {
+	if (fireTruck <= 0) {
 		res.status(400);
 		res.json({
 			queryErrors: {
@@ -388,7 +397,7 @@ app.get('/random-question', async (req, res) => {
 
 	try {
 		const truckExists = (await db.any('SELECT id FROM fire_truck WHERE id = $1', [fireTruck])).length != 0;
-		if(!truckExists) {
+		if (!truckExists) {
 			res.status(404);
 			res.json({
 				queryErrors: {
@@ -398,7 +407,7 @@ app.get('/random-question', async (req, res) => {
 			});
 			return;
 		}
-	} catch(error) {
+	} catch (error) {
 		res.status(500);
 		res.json({
 			queryErrors: {},
@@ -411,7 +420,7 @@ app.get('/random-question', async (req, res) => {
 		const randomQuestion = await db.one('SELECT cache_id AS "cacheID", equipment_name AS "equipmentName" FROM get_random_question($1)', [fireTruck]);
 		res.status(200);
 		res.send(randomQuestion);
-	} catch(error) {
+	} catch (error) {
 		res.status(500);
 		res.json({
 			queryErrors: {},
@@ -425,7 +434,7 @@ app.post('/quiz-results', async (req, res) => {
 	const seconds = req.body.seconds.toString();
 	const points = req.body.points.toString();
 
-	if(!validator.isNumeric(fireTruck, { no_symbols: true })) {
+	if (!validator.isNumeric(fireTruck, { no_symbols: true })) {
 		res.status(400);
 		res.json({
 			fieldErrors: {
@@ -436,7 +445,7 @@ app.post('/quiz-results', async (req, res) => {
 		return;
 	}
 
-	if(fireTruck <= 0) {
+	if (fireTruck <= 0) {
 		res.status(400);
 		res.json({
 			fieldErrors: {
@@ -449,7 +458,7 @@ app.post('/quiz-results', async (req, res) => {
 
 	try {
 		const truckExists = (await db.any('SELECT id FROM fire_truck WHERE id = $1', [fireTruck])).length != 0;
-		if(!truckExists) {
+		if (!truckExists) {
 			res.status(404);
 			res.json({
 				fieldErrors: {
@@ -459,7 +468,7 @@ app.post('/quiz-results', async (req, res) => {
 			});
 			return;
 		}
-	} catch(error) {
+	} catch (error) {
 		res.status(500);
 		res.json({
 			fieldErrors: {},
@@ -470,7 +479,7 @@ app.post('/quiz-results', async (req, res) => {
 
 	/* Walidacje dla seconds */
 
-	if(!validator.isNumeric(seconds, { no_symbols: true })) {
+	if (!validator.isNumeric(seconds, { no_symbols: true })) {
 		res.status(400);
 		res.json({
 			fieldErrors: {
@@ -481,7 +490,7 @@ app.post('/quiz-results', async (req, res) => {
 		return;
 	}
 
-	if(seconds <= 0) {
+	if (seconds <= 0) {
 		res.status(400);
 		res.json({
 			fieldErrors: {
@@ -490,11 +499,11 @@ app.post('/quiz-results', async (req, res) => {
 			otherErrors: []
 		});
 		return;
-	}	
+	}
 
 	/* Walidacje dla points */
 
-	if(!validator.isNumeric(seconds, { no_symbols: true })) {
+	if (!validator.isNumeric(seconds, { no_symbols: true })) {
 		res.status(400);
 		res.json({
 			fieldErrors: {
@@ -505,7 +514,7 @@ app.post('/quiz-results', async (req, res) => {
 		return;
 	}
 
-	if(points <= 0 || points >= 10) {
+	if (points <= 0 || points >= 10) {
 		res.status(400);
 		res.json({
 			fieldErrors: {
@@ -519,10 +528,10 @@ app.post('/quiz-results', async (req, res) => {
 	// TODO: Zapis do sesji lub do bazy
 	console.log('Zapis', req.body);
 
-	
-	if(!req.session.accountNickname) {
+
+	if (!req.session.accountNickname) {
 		// Zapis do sesji
-		if(!req.session.quizResults) {
+		if (!req.session.quizResults) {
 			req.session.quizResults = [];
 		}
 
@@ -532,7 +541,7 @@ app.post('/quiz-results', async (req, res) => {
 		try {
 			await db.none('INSERT INTO score (account_nickname, fire_truck_id, points, seconds)\
 					VALUES ($1, $2, $3, $4)', [req.session.accountNickname, fireTruck, points, seconds]);
-		} catch(error) {
+		} catch (error) {
 			console.error(error);
 			res.status(500);
 			res.json({
@@ -552,7 +561,6 @@ app.post('/quiz-results', async (req, res) => {
 	res.status(200);
 	res.send('Added!');
 });
-
 app.get('/cookiegetvalue', (req, res) => {
 	const val = req.session.counter || 0;
 	res.status(200);
@@ -564,7 +572,7 @@ app.get('/cookiegetvalue', (req, res) => {
 app.get('/simulate-login', (req, res) => {
 	const nickToAuth = req.query.nickname;
 
-	if(!nickToAuth) {
+	if (!nickToAuth) {
 		res.status(400);
 		res.send('You must pass nickname as query parameter to simulate login');
 		return;
@@ -576,7 +584,7 @@ app.get('/simulate-login', (req, res) => {
 });
 
 app.get('/simulate-logout', (req, res) => {
-	if(!req.session.accountNickname) {
+	if (!req.session.accountNickname) {
 		res.status(401);
 		res.json({
 			fieldErrors: {},
@@ -592,6 +600,12 @@ app.get('/simulate-logout', (req, res) => {
 	res.send(`Logged out!`);
 });
 
+// This should remain at the end of all routes
+// It will direct every not matched route to index.html file
+app.get('/*', function (req, res) {
+	res.sendFile(path.join(__dirname, 'client/build', 'index.html'));
+});
+
 app.listen(port, () => {
 	console.log(`Skrytka.app słucha na porcie ${port}...`);
-});
+});
\ No newline at end of file
diff --git a/client/public/img/trucks/woz_jakis_tam11.png b/client/public/img/trucks/woz_jakis_tam11.png
new file mode 100644
index 0000000..d95c0e3
Binary files /dev/null and b/client/public/img/trucks/woz_jakis_tam11.png differ
diff --git a/client/src/components/AppContext.js b/client/src/components/AppContext.js
index e71b4a5..6d92f13 100644
--- a/client/src/components/AppContext.js
+++ b/client/src/components/AppContext.js
@@ -11,7 +11,7 @@ const AppProvider = ({ children }) => {
   const [isContainerActive, setIsContainerActive] = useState(true);
   const [localization, setLocalization] = useState(localizationFromDBArr);
   const [isPopUpActive, setIsPopUpActive] = useState(true);
-
+  const [idUnit, setId] = useState(1);
   return (
     <AppContext.Provider value={{
       unitOsp,
@@ -23,6 +23,8 @@ const AppProvider = ({ children }) => {
       localizationFromDBArr,
       isPopUpActive,
       setIsPopUpActive,
+      idUnit,
+      setId
 
 
     }}>
diff --git a/client/src/components/SelectBox.jsx b/client/src/components/SelectBox.jsx
index 054de56..3b4cbf3 100644
--- a/client/src/components/SelectBox.jsx
+++ b/client/src/components/SelectBox.jsx
@@ -1,28 +1,31 @@
 import React, {useContext, useState ,useRef, useEffect} from 'react';
 import { AppContext } from './AppContext';
+export let idUnits = "";
 const SearchBox = () => {
 
  
-  const {unitOsp, isContainerActive, setunitOsp,setIsContainerActive,localization} = useContext(AppContext);
+  const {unitOsp, isContainerActive, setunitOsp,setIsContainerActive,localization,setId} = useContext(AppContext);
   const [value, setValue] = useState("");
   const inputSearchRef = useRef(true);
 
- 
 
+  
   const handleChangeInput = (e) => {
     if(e.target.value === "") return
       fetch(`/osp-units?locality=${e.target.value}`)
         .then(data => data.json())
-        .then(data1=> {
-          console.log(data1)
-          data1.map(locality => {
-              console.log(locality.locality);
+        .then(res=> {
+
+          res.map(locality => {
+            
               let localityArray = [];
+
               localityArray.push(locality.locality);
               let tasks = localityArray.filter(localization => localization.toLowerCase().includes(e.target.value.toLowerCase()));
-              console.log(tasks);
               setIsContainerActive(true);
               setValue(tasks); 
+
+             idUnits = locality.ID
           })
         })
    
diff --git a/client/src/components/Truck.jsx b/client/src/components/Truck.jsx
index af45f2f..ed58c1a 100644
--- a/client/src/components/Truck.jsx
+++ b/client/src/components/Truck.jsx
@@ -1,11 +1,10 @@
 
-import React, {useRef,useEffect} from 'react';
+import React, {useRef,useEffect,useContext} from 'react';
 import { useState } from 'react';
 import { useParams } from 'react-router-dom';
 import {Link} from 'react-router-dom';
-
-
-
+import { AppContext } from './AppContext';
+import { idUnits } from './SelectBox';
 export let InformationTrackFromDB = [
   {
     img: '../img/fire-truck/track1.jpg',
@@ -30,13 +29,11 @@ const Truck = () => {
   const {id} = useParams();
   const [trackName, setTrackName] = useState('');
   const textChooseTrack = useRef(true);
-  
+
 
   const handleImageClick = (e) => {
-
-    const imgWithoutExtends = e.target.id.split(/\.(?=[^\.]+$)/);
-    const TrackName = imgWithoutExtends[0].slice(18);
-    setTrackName(TrackName);
+    let nameofTrack = e.target.getAttribute('name');
+    setTrackName(nameofTrack);
 
     textChooseTrack.current.style.color= 'black';
   
@@ -54,41 +51,51 @@ const Truck = () => {
 
 
   const BoxComponent = () => {
-    const track = InformationTrackFromDB.map(({img,name,progress},index)=> {
-
-        return (
-          <>
-             
-
-          <div className="boxTrack" key = {index} id = {img} onClick={handleImageClick} >
-
-
-          <img className='imageFireTrack' id = {img}  src={img} alt="img" />
-
-
-          <div className="informationAboutTrack">
-            <h3 className= 'TrackName'>{name}</h3>
-          
-
-            <progress className="progress" max="100" value={progress}></progress>
-            <div className='ScoringValueTrack'>
-            <h4>{progress / 10}/10</h4>
-            <h4>{progress}%</h4>
-            </div>
-            
-          </div>
-          
-          </div>
-          
-        </>
-
-
-        )
-        
-      });
+    let [truck, setTruck] = useState('');
+  useEffect(() => {
+    fetch(`/fire-trucks?osp-unit=${idUnits}`)
+      .then(response => response.json())
+      .then(data => {
+     setTruck(data.map(({name,imagePath,avgPercent},index) => {
+        console.log(name)
       return (
         <>
-           {track}
+           
+
+        <div className="boxTrack" key = {index} id = {imagePath} name = {name} onClick={(e) => handleImageClick(e)} >
+
+
+        <img className='imageFireTrack' id = {imagePath}  src={`../${imagePath}`} alt="img" />
+
+ 
+        <div className="informationAboutTrack">
+          <h3 className= 'TrackName'>{name}</h3>
+        
+
+          <progress className="progress" max="100" value={avgPercent}></progress>
+          <div className='ScoringValueTrack'>
+          <h4>{avgPercent / 10}/10</h4>
+          <h4>{avgPercent}%</h4>
+          </div>
+          
+        </div>
+        
+        </div>
+        
+      </>
+
+
+      )
+     })
+      )}
+
+   
+   )
+ }, []);
+
+      return (
+        <>
+           {truck}
            <Link to = {trackName} style={{ textDecoration: 'none', color: 'black'}}>
             <i onClick={handleArrowQuizClick}  className="fa-solid fa-arrow-right"></i>
             </Link>
diff --git a/package-lock.json b/package-lock.json
index 596ade8..349e75d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,7 +1,7 @@
 {
   "name": "skrytka",
   "version": "0.0.1",
-  "lockfileVersion": 3,
+  "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
@@ -10,6 +10,7 @@
       "license": "ISC",
       "dependencies": {
         "connect-pg-simple": "^8.0.0",
+        "dotenv": "^16.0.3",
         "express": "^4.18.2",
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+        "postgres-array": "~2.0.0",
+        "postgres-bytea": "~1.0.0",
+        "postgres-date": "~1.0.4",
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+        "escape-html": "~1.0.3",
+        "etag": "~1.8.1",
+        "fresh": "0.5.2",
+        "http-errors": "2.0.0",
+        "mime": "1.6.0",
+        "ms": "2.1.3",
+        "on-finished": "2.4.1",
+        "range-parser": "~1.2.1",
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+        "escape-html": "~1.0.3",
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+        "get-intrinsic": "^1.0.2",
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+    "spex": {
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+      "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
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+      "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
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+      "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
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+    },
+    "validator": {
+      "version": "13.9.0",
+      "resolved": "https://registry.npmjs.org/validator/-/validator-13.9.0.tgz",
+      "integrity": "sha512-B+dGG8U3fdtM0/aNK4/X8CXq/EcxU2WPrPEkJGslb47qyHsxmbggTWK0yEA4qnYVNF+nxNlN88o14hIcPmSIEA=="
+    },
+    "vary": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
+      "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg=="
+    },
+    "xtend": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ=="
+    }
   }
 }
diff --git a/package.json b/package.json
index 6474fd7..80294fe 100644
--- a/package.json
+++ b/package.json
@@ -1,15 +1,17 @@
-{
+{
   "name": "skrytka",
   "version": "0.0.1",
   "description": "Potężna aplikacja Skrytka.App!",
   "main": "app.js",
   "scripts": {
     "start": "node app.js"
+    
   },
   "author": "Zespół Skrytka.App",
   "license": "ISC",
   "dependencies": {
     "connect-pg-simple": "^8.0.0",
+    "dotenv": "^16.0.3",
     "express": "^4.18.2",
     "express-session": "^1.17.3",
     "pg": "^8.9.0",
@@ -17,4 +19,4 @@
     "response-time": "^2.3.2",
     "validator": "^13.9.0"
   }
-}
+}
\ No newline at end of file
diff --git a/skrytka_create_db.sql b/skrytka_create_db.sql
index eef6c14..f5312c5 100644
--- a/skrytka_create_db.sql
+++ b/skrytka_create_db.sql
@@ -1,11 +1,23 @@
+SET client_encoding TO 'UTF8';
+
 DROP TABLE IF EXISTS osp_unit CASCADE;
+DROP TABLE IF EXISTS fire_truck CASCADE;
+DROP TABLE IF EXISTS truck_side CASCADE;
+DROP TABLE IF EXISTS cache CASCADE;
+DROP TABLE IF EXISTS account CASCADE;
+DROP TABLE IF EXISTS equipment CASCADE;
+DROP TABLE IF EXISTS score CASCADE;
+DROP TABLE IF EXISTS permission CASCADE;
+DROP TABLE IF EXISTS accounts_permissions CASCADE;
+DROP TABLE IF EXISTS event CASCADE;
+DROP TABLE IF EXISTS user_session;
+
 CREATE TABLE osp_unit (
     id SERIAL PRIMARY KEY,
     name VARCHAR(128) NOT NULL,
     locality VARCHAR(64) NOT NULL CHECK(locality SIMILAR TO '[A-ZĄĆĘŁŃÓŚŹŻ][A-zĄĆĘŁŃÓŚŹŻząćęłńóśźż. ]+')
 );
 
-DROP TABLE IF EXISTS fire_truck CASCADE;
 CREATE TABLE fire_truck (
     id SERIAL PRIMARY KEY,
     name VARCHAR(64) NOT NULL,
@@ -13,7 +25,6 @@ CREATE TABLE fire_truck (
     osp_unit_id INTEGER NOT NULL REFERENCES osp_unit ON DELETE CASCADE ON UPDATE CASCADE
 );
 
-DROP TABLE IF EXISTS truck_side CASCADE;
 CREATE TABLE truck_side (
     id SERIAL PRIMARY KEY,
     image_path VARCHAR(128) NOT NULL CHECK(image_path ~ '^([0-9a-z_]+/?)*[0-9a-z_]+\.((png)|(jpg)|(jpeg)|(webp))$'),
@@ -21,7 +32,6 @@ CREATE TABLE truck_side (
     fire_truck_id INTEGER REFERENCES fire_truck ON DELETE CASCADE ON UPDATE CASCADE
 );
 
-DROP TABLE IF EXISTS cache CASCADE;
 CREATE TABLE cache (
     id SERIAL PRIMARY KEY,
     name VARCHAR(64),
@@ -34,7 +44,6 @@ CREATE TABLE cache (
     truck_side INTEGER NOT NULL REFERENCES truck_side ON DELETE CASCADE ON UPDATE CASCADE
 );
 
-DROP TABLE IF EXISTS account CASCADE;
 CREATE TABLE account (
     nickname VARCHAR(32) CHECK(nickname SIMILAR TO '[0-9A-z_żółćęśąźńŻÓŁĆĘŚĄŹŃ]{3,}') PRIMARY KEY,
     name VARCHAR(32) CHECK(name SIMILAR TO '[A-ZŻÓŁĆĘŚĄŹŃ][a-zżółćęśąźń]+'),
@@ -43,14 +52,12 @@ CREATE TABLE account (
     default_osp INTEGER REFERENCES osp_unit ON DELETE SET NULL ON UPDATE CASCADE
 );
 
-DROP TABLE IF EXISTS equipment CASCADE;
 CREATE TABLE equipment (
     id SERIAL PRIMARY KEY,
     name VARCHAR(64) NOT NULL CHECK(LENGTH(name) > 0),
     cache_id INTEGER NOT NULL REFERENCES cache ON DELETE CASCADE ON UPDATE CASCADE
 );
 
-DROP TABLE IF EXISTS score;
 CREATE TABLE score (
     id SERIAL PRIMARY KEY,
     account_nickname VARCHAR(32) REFERENCES account ON DELETE CASCADE ON UPDATE CASCADE,
@@ -60,7 +67,6 @@ CREATE TABLE score (
     seconds INTEGER NOT NULL CHECK(seconds > 0)
 );
 
-DROP TABLE IF EXISTS permission CASCADE;
 CREATE TABLE permission (
     code VARCHAR(64) CHECK(code ~ '^[0-9A-Z_]{3,}$') PRIMARY KEY,
     name VARCHAR(64) CHECK(LENGTH(name) >= 3),
@@ -68,7 +74,6 @@ CREATE TABLE permission (
 );
 
 -- PYTANIE: Czy aktualizować permission code przy zmianie czy na NULL?
-DROP TABLE IF EXISTS accounts_permissions CASCADE;
 CREATE TABLE accounts_permissions (
     account_nickname VARCHAR(32) REFERENCES account ON DELETE CASCADE ON UPDATE CASCADE,
     permission_code VARCHAR(64) REFERENCES permission ON DELETE CASCADE ON UPDATE CASCADE,
@@ -76,7 +81,6 @@ CREATE TABLE accounts_permissions (
     CONSTRAINT pk_users_permissions PRIMARY KEY (account_nickname, permission_code, osp_unit_id)
 );
 
-DROP TABLE IF EXISTS event CASCADE;
 CREATE TABLE event (
     id SERIAL PRIMARY KEY,
     name VARCHAR(64) NOT NULL CHECK(LENGTH(name) >= 3),
@@ -87,3 +91,14 @@ CREATE TABLE event (
     account_nickname VARCHAR(32) REFERENCES account ON DELETE SET NULL ON UPDATE CASCADE,
     osp_unit_id INTEGER REFERENCES osp_unit ON DELETE CASCADE ON UPDATE CASCADE
 );
+
+CREATE TABLE user_session (
+  "sid" varchar NOT NULL COLLATE "default",
+  "sess" json NOT NULL,
+  "expire" timestamp(6) NOT NULL
+)
+WITH (OIDS=FALSE);
+
+ALTER TABLE user_session ADD CONSTRAINT "session_pkey" PRIMARY KEY ("sid") NOT DEFERRABLE INITIALLY IMMEDIATE;
+
+CREATE INDEX "IDX_session_expire" ON user_session ("expire");
\ No newline at end of file
diff --git a/skrytka_create_utils.sql b/skrytka_create_utils.sql
index 32c5856..584176f 100644
--- a/skrytka_create_utils.sql
+++ b/skrytka_create_utils.sql
@@ -1,12 +1,15 @@
 DROP VIEW IF EXISTS units_list;
 CREATE VIEW units_list AS
     SELECT id, name, locality FROM osp_unit;
-
+ 
 DROP FUNCTION IF EXISTS get_units_list;
 CREATE FUNCTION get_units_list(prefix VARCHAR) RETURNS TABLE (id INTEGER, name VARCHAR, locality VARCHAR)
 AS
 $func$
-    SELECT * FROM units_list WHERE locality LIKE prefix || '%' OR name LIKE prefix || '%' ORDER BY locality, name LIMIT 3;
+    SELECT * FROM units_list
+    WHERE LOWER(locality) LIKE LOWER('%' || prefix || '%')
+       OR LOWER(name) LIKE LOWER('%' || prefix || '%')
+    ORDER BY locality, name LIMIT 3;
 $func$
 LANGUAGE SQL;
 
@@ -62,4 +65,4 @@ LANGUAGE SQL;
 
 DROP VIEW IF EXISTS trucks_list;
 CREATE VIEW trucks_list AS
-    SELECT id, name, image_path FROM fire_truck;
\ No newline at end of file
+    SELECT id, name, image_path FROM fire_truck; 
\ No newline at end of file