diff --git a/backend/.env.example b/backend/.env.example
deleted file mode 100644
index ce7079c..0000000
--- a/backend/.env.example
+++ /dev/null
@@ -1,10 +0,0 @@
-# Server Configuration
-PORT=3001
-NODE_ENV=development
-
-# CORS Configuration
-FRONTEND_URL=*
-
-# File Paths
-DATA_PATH=../fizika.json
-PICS_PATH=../pics
\ No newline at end of file
diff --git a/backend/Dockerfile b/backend/Dockerfile
index 6c697b9..e267374 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,61 +1,26 @@
-# Multi-stage Dockerfile for Fizika Admin Backend
 FROM node:18-alpine AS base
 
 # Install dumb-init for proper signal handling
 RUN apk add --no-cache dumb-init
 
-# Create app directory
 WORKDIR /usr/src/app
-
-# Create non-root user
-RUN addgroup -g 1001 -S nodejs
-RUN adduser -S fizika -u 1001
-
-# Copy package files
 COPY package*.json ./
-
-# Development stage
-FROM base AS dependencies
-
-# Install dependencies
 RUN npm ci --only=production && npm cache clean --force
 
-# Development dependencies for building
-FROM base AS dev-dependencies
-RUN npm ci
-
-# Production stage
 FROM base AS production
+COPY --from=base /usr/src/app/node_modules ./node_modules
+COPY . .
 
-# Copy production dependencies
-COPY --from=dependencies /usr/src/app/node_modules ./node_modules
-
-# Copy application code
-COPY --chown=fizika:nodejs . .
-
-# Create necessary directories and set permissions
-RUN mkdir -p /usr/src/app/data /usr/src/app/pics && \
-    chown -R fizika:nodejs /usr/src/app/data /usr/src/app/pics
-
-# Security: Remove package files and any other sensitive data
 RUN rm -f package*.json
 
-# Set environment variables
 ENV NODE_ENV=production
 ENV PORT=3001
-
-# Expose port
 EXPOSE 3001
 
-# Switch to non-root user
-USER fizika
-
 # Health check
 HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
     CMD node -e "require('http').get('http://localhost:3001/api/fizika', (res) => { process.exit(res.statusCode === 200 ? 0 : 1) }).on('error', () => process.exit(1))"
 
-# Use dumb-init for proper signal handling
 ENTRYPOINT ["dumb-init", "--"]
 
-# Start the application
-CMD ["node", "server.js"]
\ No newline at end of file
+CMD ["node", "server.js"]
diff --git a/frontend/index.html b/frontend/index.html
index 2955186..31e0ee1 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -257,37 +257,11 @@
           <div class="buttonwrapper">
             <select id="evszam">
               <option value="all/">Összes év</option>
-              <option value="2024/">2024</option>
-              <option value="2023/">2023</option>
-              <option value="2022/">2022</option>
-              <option value="2021/">2021</option>
-              <option value="2020/">2020</option>
-              <option value="2019/">2019</option>
-              <option value="2018/">2018</option>
-              <option value="2017/">2017</option>
-              <option value="2016/">2016</option>
-              <option value="2015/">2015</option>
-              <option value="2014/">2014</option>
-              <option value="2013/">2013</option>
-              <option value="2012/">2012</option>
-              <option value="2011/">2011</option>
-              <option value="2010/">2010</option>
-              <option value="2009/">2009</option>
-              <option value="2008/">2008</option>
-              <option value="2007/">2007</option>
-              <option value="2006/">2006</option>
-              <option value="2005/">2005</option>
+              <!-- Years will be populated dynamically from question data -->
             </select>
             <select id="honap">
               <option value="all">Összes feladatsora</option>
-              <option value="1" class="f">Május-Június</option>
-              <option value="2" class="f">Október-November</option>
-              <option value="1" class="f2006">Február-Március</option>
-              <option value="2" class="f2006">Május-Június</option>
-              <option value="3" class="f2006">Október-November</option>
-              <option value="m1" class="f2016">1. Mintafeladatsor</option>
-              <option value="m2" class="f2016">2. Mintafeladatsor</option>
-              <option value="m3" class="f2016">3. Mintafeladatsor</option>
+              <!-- Months will be populated dynamically based on selected year -->
             </select>
             <select id="feladat">
               <option value="/all">Összes feladat</option>
diff --git a/frontend/js/fizika.js b/frontend/js/fizika.js
index 864769a..fc13a8c 100644
--- a/frontend/js/fizika.js
+++ b/frontend/js/fizika.js
@@ -259,6 +259,17 @@ setInterval(function () {
 
 $(document).ready(function () {
   eredmeny();
+  
+  // Initialize year dropdown with dynamic years from question data
+  if (typeof initializeYearDropdown === 'function') {
+    initializeYearDropdown().then(() => {
+      // Initialize month dropdown for default "all" year selection
+      if (typeof initializeMonthDropdown === 'function') {
+        initializeMonthDropdown('all/');
+      }
+    });
+  }
+  
   $(window).on("mousewheel", function () {
     $("body").stop();
   });
@@ -316,27 +327,36 @@ $(document).ready(function () {
     isSearch = false;
   });
   $("#evszam").change(function () {
-    if ($("#evszam").val() == "2006/") {
-      $(".f2006").show();
-      $(".f2016").hide();
-      $(".f").hide();
-      $(".fnem17").hide();
-    } else if ($("#evszam").val() == "2016/") {
-      $(".f2006").hide();
-      $(".f2016").show();
-      $(".f").show();
-      $(".fnem17").show();
-    } else if ($("#evszam").val() == "2017/") {
-      $(".f2006").hide();
-      $(".f2016").hide();
-      $(".f").show();
-      $(".fnem17").hide();
+    const selectedYear = $("#evszam").val();
+    
+    // Initialize month dropdown dynamically based on selected year
+    if (typeof initializeMonthDropdown === 'function') {
+      initializeMonthDropdown(selectedYear);
     } else {
-      $(".f2006").hide();
-      $(".f2016").hide();
-      $(".f").show();
-      $(".fnem17").show();
+      // Fallback to original logic if dynamic function not available
+      if (selectedYear == "2006/") {
+        $(".f2006").show();
+        $(".f2016").hide();
+        $(".f").hide();
+        $(".fnem17").hide();
+      } else if (selectedYear == "2016/") {
+        $(".f2006").hide();
+        $(".f2016").show();
+        $(".f").show();
+        $(".fnem17").show();
+      } else if (selectedYear == "2017/") {
+        $(".f2006").hide();
+        $(".f2016").hide();
+        $(".f").show();
+        $(".fnem17").hide();
+      } else {
+        $(".f2006").hide();
+        $(".f2016").hide();
+        $(".f").show();
+        $(".fnem17").show();
+      }
     }
+    
     $("#honap").val("all");
   });
 
diff --git a/frontend/js/load.js b/frontend/js/load.js
index 6c10b64..57fe525 100644
--- a/frontend/js/load.js
+++ b/frontend/js/load.js
@@ -122,3 +122,184 @@ function shuffleArray(array) {
     [array[i], array[j]] = [array[j], array[i]];
   }
 }
+
+// Initialize year dropdown with dynamic years from question data
+const initializeYearDropdown = async () => {
+  try {
+    // Load questions if not already loaded
+    if (questions === null) {
+      try {
+        const response = await fetch(`${API_BASE}/api/fizika`);
+        if (!response.ok) {
+          throw new Error(`HTTP ${response.status}: ${response.statusText}`);
+        }
+        questions = await response.json();
+        console.log('Questions loaded for year dropdown initialization');
+      } catch (error) {
+        console.warn('Failed to load questions from API, falling back to local file:', error);
+        try {
+          const fallbackResponse = await fetch("fizika.json");
+          if (!fallbackResponse.ok) {
+            throw new Error(`Local file not available: ${fallbackResponse.status}`);
+          }
+          questions = await fallbackResponse.json();
+          console.log('Questions loaded from local fallback file for year dropdown');
+        } catch (fallbackError) {
+          console.error('Both API and local file failed:', fallbackError);
+          return; // Don't update dropdown if data unavailable
+        }
+      }
+    }
+
+    // Extract unique years from question sources
+    const yearSet = new Set();
+    questions.forEach(q => {
+      const yearMatch = q.source.match(/^(\d{4})\//);
+      if (yearMatch) {
+        yearSet.add(parseInt(yearMatch[1]));
+      }
+    });
+
+    // Convert to sorted array (newest first)
+    const uniqueYears = Array.from(yearSet).sort((a, b) => b - a);
+
+    // Get existing dropdown
+    const yearDropdown = document.getElementById('evszam');
+    if (!yearDropdown) return;
+
+    // Preserve the "Összes év" option and add dynamic years
+    const allYearsOption = '<option value="all/">Összes év</option>';
+    const yearOptions = uniqueYears.map(year => 
+      `<option value="${year}/">${year}</option>`
+    ).join('');
+
+    yearDropdown.innerHTML = allYearsOption + yearOptions;
+    
+    console.log('Year dropdown initialized with years:', uniqueYears);
+    
+  } catch (error) {
+    console.error('Failed to initialize year dropdown:', error);
+  }
+};
+
+// Initialize month dropdown dynamically based on selected year
+const initializeMonthDropdown = (selectedYear) => {
+  if (!questions) return;
+
+  const monthDropdown = document.getElementById('honap');
+  if (!monthDropdown) return;
+
+  // Always include "Összes feladatsora" option
+  let monthOptions = '<option value="all">Összes feladatsora</option>';
+
+  if (selectedYear === 'all/') {
+    // Show all possible month patterns
+    const monthSet = new Set();
+    questions.forEach(q => {
+      const sourceMatch = q.source.match(/^(\d{4})\/(.+?)\//);
+      if (sourceMatch) {
+        monthSet.add(sourceMatch[2]);
+      }
+    });
+
+    // Convert to sorted array and create options
+    const uniqueMonths = Array.from(monthSet).sort();
+    uniqueMonths.forEach(month => {
+      monthOptions += `<option value="${month}" class="fdynamic">${getMonthLabel(month)}</option>`;
+    });
+
+  } else {
+    // Extract year from selected value (e.g., "2024/" -> "2024")
+    const year = selectedYear.replace('/', '');
+    
+    // Get unique months for this specific year
+    const monthSet = new Set();
+    questions.forEach(q => {
+      const sourceMatch = q.source.match(`^${year}\/(.+?)\/`);
+      if (sourceMatch) {
+        monthSet.add(sourceMatch[1]);
+      }
+    });
+
+    const uniqueMonths = Array.from(monthSet).sort();
+    
+    // Special handling for known year patterns
+    if (year === '2006') {
+      // Preserve existing 2006 logic but add any new months found
+      monthOptions += '<option value="1" class="f2006">Február-Március</option>';
+      monthOptions += '<option value="2" class="f2006">Május-Június</option>';
+      monthOptions += '<option value="3" class="f2006">Október-November</option>';
+      
+      // Add any dynamic months not covered by the standard ones
+      uniqueMonths.forEach(month => {
+        if (!['1', '2', '3'].includes(month)) {
+          monthOptions += `<option value="${month}" class="f2006">${getMonthLabel(month)}</option>`;
+        }
+      });
+      
+    } else if (year === '2016') {
+      // Preserve existing 2016 logic but add any new months found  
+      monthOptions += '<option value="1" class="f">Május-Június</option>';
+      monthOptions += '<option value="2" class="f">Október-November</option>';
+      monthOptions += '<option value="m1" class="f2016">1. Mintafeladatsor</option>';
+      monthOptions += '<option value="m2" class="f2016">2. Mintafeladatsor</option>';
+      monthOptions += '<option value="m3" class="f2016">3. Mintafeladatsor</option>';
+      
+      // Add any dynamic months not covered
+      uniqueMonths.forEach(month => {
+        if (!['1', '2', 'm1', 'm2', 'm3'].includes(month)) {
+          monthOptions += `<option value="${month}" class="f">${getMonthLabel(month)}</option>`;
+        }
+      });
+      
+    } else if (year === '2017') {
+      // Preserve existing 2017 logic but add any new months found
+      monthOptions += '<option value="1" class="f">Május-Június</option>';
+      monthOptions += '<option value="2" class="f">Október-November</option>';
+      
+      // Add any dynamic months
+      uniqueMonths.forEach(month => {
+        if (!['1', '2'].includes(month)) {
+          monthOptions += `<option value="${month}" class="f">${getMonthLabel(month)}</option>`;
+        }
+      });
+      
+    } else {
+      // For other years, use standard logic plus dynamic months
+      const hasStandard1 = uniqueMonths.includes('1');
+      const hasStandard2 = uniqueMonths.includes('2');
+      
+      if (hasStandard1) {
+        monthOptions += '<option value="1" class="f">Május-Június</option>';
+      }
+      if (hasStandard2) {
+        monthOptions += '<option value="2" class="f">Október-November</option>';
+      }
+      
+      // Add any non-standard months
+      uniqueMonths.forEach(month => {
+        if (!['1', '2'].includes(month)) {
+          monthOptions += `<option value="${month}" class="f">${getMonthLabel(month)}</option>`;
+        }
+      });
+    }
+  }
+
+  monthDropdown.innerHTML = monthOptions;
+  console.log(`Month dropdown initialized for year: ${selectedYear}`);
+};
+
+// Helper function to get readable month labels
+const getMonthLabel = (monthValue) => {
+  // Handle known patterns
+  const knownLabels = {
+    '1': 'Május-Június',
+    '2': 'Október-November', 
+    '3': 'Harmadik időszak',
+    'm1': '1. Mintafeladatsor',
+    'm2': '2. Mintafeladatsor', 
+    'm3': '3. Mintafeladatsor'
+  };
+  
+  return knownLabels[monthValue] || monthValue;
+};