diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..86f9cf5
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,86 @@
+name: Java CI
+
+on:
+    push:
+        tags:
+            - 'v*'
+            
+            
+jobs:
+    build:
+        name: Build
+        runs-on: ubuntu-latest
+
+        steps:
+          - uses: actions/checkout@v3
+
+          - name: Set up JDK 17
+            uses: actions/setup-java@v3
+            with:
+              java-version: '17'
+              distribution: 'adopt'
+              cache: maven
+              
+          - name: Get project version
+            uses: avides/actions-project-version-check@v1.4.0
+            id: actions_project_version_check
+            with:
+                token: ${{ secrets.GITHUB_TOKEN }}
+                file-to-check: plugin/pom.xml
+                only-return-version: true
+
+          - name: Display version (debug)
+            run: echo "New version is:" ${{ steps.actions_project_version_check.outputs.version }}
+
+          - name: Build with Maven
+            run: |
+                mvn -B package --file ./plugin/pom.xml
+                mkdir staging && cp plugin/target/original-*.jar "staging/MagicznaKraina-v$Project_Version.jar"
+            env:
+                Project_Version: ${{ steps.actions_project_version_check.outputs.version }}
+                
+          - name: Upload jar file as .zip
+            uses: actions/upload-artifact@v3
+            with:
+              name: MagicznaKraina-v${{ steps.actions_project_version_check.outputs.version }}
+              path: staging/**.jar
+              if-no-files-found: error
+              
+    release:
+        needs: [build]
+        runs-on: ubuntu-latest
+        name: 🚀 release
+        permissions:
+            contents: write
+        steps:
+            - name: 📚 checkout
+              uses: actions/checkout@v3
+              with:
+                  fetch-depth: 0
+          
+            - name: Get project version
+              uses: avides/actions-project-version-check@v1.4.0
+              id: actions_project_version_check
+              with:
+                 token: ${{ secrets.GITHUB_TOKEN }}
+                 file-to-check: plugin/pom.xml
+                 only-return-version: true
+                  
+            - name: Download artifact
+              uses: actions/download-artifact@master
+              with:
+                name: MagicznaKraina-v${{ steps.actions_project_version_check.outputs.version }}
+                path: downloads
+                
+            - name: Display structure of downloaded files
+              run: ls -R
+              working-directory: downloads
+            
+            - name: create release
+              uses: ncipollo/release-action@v1
+              with:
+                  generateReleaseNotes: true
+                  bodyFile: 'changelog-release.md'
+                  artifacts: downloads/MagicznaKraina-v${{ steps.actions_project_version_check.outputs.version }}.jar
+                
+        
diff --git a/README.md b/README.md
index 601bb31..449ee6e 100644
--- a/README.md
+++ b/README.md
@@ -19,8 +19,8 @@ This plugin adds new mobs and functionality to the game, making it more challeng
 
 | Name              | Value        |
 |-------------------|--------------|
-| Java version      | 18           |
-| Minecraft version | 1.19.4       |
+| Java version      | 17           |
+| Minecraft version | 1.20         |
 | IDE               | InteliJ IDEA |
 
 ## Errors, suggestions
diff --git a/changelog-release.md b/changelog-release.md
new file mode 100644
index 0000000..8a80203
--- /dev/null
+++ b/changelog-release.md
@@ -0,0 +1 @@
+## Changelog