diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index dd2c0fa..62f688a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -23,7 +23,7 @@ jobs:
         uses: actions/setup-java@v3
         with:
           distribution: 'temurin'
-          java-version: '21'
+          java-version: '17'
 
       - name: Check out Git repository
         uses: actions/checkout@v3
@@ -47,7 +47,7 @@ jobs:
         uses: actions/setup-java@v3
         with:
           distribution: 'temurin'
-          java-version: '21'
+          java-version: '17'
 
       - name: Check out Git repository
         uses: actions/checkout@v3
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..d9a4f68
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,9 @@
+# Change Log
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/)
+and this project adheres to [Semantic Versioning](http://semver.org/).
+
+## [0.0.1 - 2024-05-17]
+### Added
+- CI
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..62adde8
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,4 @@
+FROM eclipse-temurin:17-jre
+ARG JAR_FILE=*.jar
+COPY ${JAR_FILE} application.jar
+ENTRYPOINT ["java", "-jar", "application.jar"]
diff --git a/docker/Dockerfile b/docker/Dockerfile
deleted file mode 100644
index 3884ea7..0000000
--- a/docker/Dockerfile
+++ /dev/null
@@ -1,4 +0,0 @@
-FROM openjdk:17-oracle
-ARG JAR_FILE=*.jar
-COPY ${JAR_FILE} application.jar
-ENTRYPOINT ["java", "-jar", "application.jar"]
\ No newline at end of file