diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..1b58bd7
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,6 @@
+# Set default behavior to automatically normalize line endings.
+* text=auto
+
+# Force bash scripts to always use LF line endings so that if a repo is accessed
+# in Unix via a file share from Windows, the scripts will work.
+*.sh text eol=lf
\ No newline at end of file
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..f7481d2
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,56 @@
+name: Release Build
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  build:
+    runs-on: windows-latest
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Get Version
+      id: get_version
+      shell: bash
+      run: |
+        echo "Reading version from file:"
+        cat res/ATCS_latest
+        echo ""
+        VERSION=$(tr -d '[:space:]' < "res/ATCS_latest")
+        echo "Processed version: $VERSION"
+        echo "VERSION=$VERSION" >> $GITHUB_ENV
+        echo "Environment variable set to: $VERSION"
+
+    - name: Set up JDK
+      uses: actions/setup-java@v2
+      with:
+        java-version: '11'
+        distribution: 'temurin'
+
+    - name: Build JAR
+      shell: bash
+      run: |
+        cd packaging
+        chmod +x package.sh
+        echo "Building JAR and ZIP for version: ${{ env.VERSION }}"
+        ./package.sh -windows
+        echo "Created artifacts:"
+        ls -la common/ATCS.jar
+        ls -la ATCS_${{ env.VERSION }}.zip
+
+    - name: Install NSIS
+      uses: joncloud/makensis-action@v4
+      with:
+        script-file: packaging/Windows/ATCS_Installer.nsi
+        arguments: /DVERSION="${{ env.VERSION }}"
+
+    - name: Upload Release Assets
+      uses: softprops/action-gh-release@v1
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      with:
+        files: |
+          ./packaging/ATCS_${{ env.VERSION }}.zip
+          ./packaging/ATCS_${{ env.VERSION }}_Setup.exe
diff --git a/hacked-libtiled/tiled/core/TileSet.java b/hacked-libtiled/tiled/core/TileSet.java
index fcacaf7..3551728 100644
--- a/hacked-libtiled/tiled/core/TileSet.java
+++ b/hacked-libtiled/tiled/core/TileSet.java
@@ -98,7 +98,11 @@ public class TileSet implements Iterable<Tile>
         
         File f = new File(imgFilename);
 
-        BufferedImage image = ImageIO.read(f.getCanonicalFile());
+        BufferedImage image;
+        try {
+            image = ImageIO.read(f.getCanonicalFile());
+        } catch (IOException e) { throw new IOException("Failed to load " + imgFilename);
+        }
         if (image == null) {
             throw new IOException("Failed to load " + imgFilename);
         }
diff --git a/packaging/Linux/.gitignore b/packaging/Linux/.gitignore
deleted file mode 100644
index 7f160db..0000000
--- a/packaging/Linux/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-/ATCS_v*.zip
-/ATCS_v*.zip.rename
diff --git a/packaging/Linux/ATCS/ATCS.cmd b/packaging/Linux/ATCS/ATCS.cmd
deleted file mode 100644
index 8506aed..0000000
--- a/packaging/Linux/ATCS/ATCS.cmd
+++ /dev/null
@@ -1,20 +0,0 @@
-@echo off
-
-set "ATCS_DIR=%~dp0"
-set "MAX_MEM=512M"
-set "CP=%ATCS_DIR%lib\*"
-set "JAVA=javaw.exe"
-set "JAVA_OPTS=-DFONT_SCALE=1.0 -Dswing.aatext=true"
-set "ENV_FILE=%ATCS_DIR%ATCS.env.bat"
-set "MAIN_CLASS=com.gpl.rpg.atcontentstudio.ATContentStudio"
-
-if exist "%ENV_FILE%" (
-  call "%ENV_FILE%"
-) else (
-  echo REM set "MAX_MEM=%MAX_MEM%">"%ENV_FILE%"
-  echo REM set "JAVA=%JAVA%">>"%ENV_FILE%"
-  echo REM set "JAVA_OPTS=%JAVA_OPTS%">>"%ENV_FILE%"
-  echo.>>"%ENV_FILE%"
-)
-
-start "" "%JAVA%" %JAVA_OPTS% -Xmx%MAX_MEM% -cp "%CP%" %MAIN_CLASS%
diff --git a/packaging/Linux/ATCS/ATCS.ico b/packaging/Linux/ATCS/ATCS.ico
deleted file mode 100644
index 4f829e4..0000000
Binary files a/packaging/Linux/ATCS/ATCS.ico and /dev/null differ
diff --git a/packaging/Linux/ATCS/ATCS.sh b/packaging/Linux/ATCS/ATCS.sh
deleted file mode 100644
index 16f4398..0000000
--- a/packaging/Linux/ATCS/ATCS.sh
+++ /dev/null
@@ -1,22 +0,0 @@
-#!/bin/bash
-ATCS_DIR=$(dirname $(readlink -f "$0" || greadlink -f "$0" || stat -f "$0"))
-MAX_MEM=512M
-CP=$(find ${ATCS_DIR}/lib/ -name '*.jar' | paste -sd: -)
-JAVA=java
-JAVA_OPTS='-DFONT_SCALE=1.0 -Dswing.aatext=true'
-ENV_FILE=${ATCS_DIR}/ATCS.env
-MAIN_CLASS=com.gpl.rpg.atcontentstudio.ATContentStudio
-
-if [ -f ${ENV_FILE} ]
-then
-  source ${ENV_FILE}
-else
-  echo "#MAX_MEM=${MAX_MEM}" > ${ENV_FILE}
-  echo "#JAVA=${JAVA}" >> ${ENV_FILE}
-  echo "#JAVA_OPTS=${JAVA_OPTS}" >> ${ENV_FILE}
-  echo "" >> ${ENV_FILE}
-fi
-
-export ENV_FILE
-
-$JAVA ${JAVA_OPTS} -Xmx${MAX_MEM} -cp ${CP} ${MAIN_CLASS}
diff --git a/packaging/Linux/ATCS/lib/.gitignore b/packaging/Linux/ATCS/lib/.gitignore
deleted file mode 100644
index 0557829..0000000
--- a/packaging/Linux/ATCS/lib/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-/*.jar
diff --git a/packaging/Windows/ATCS_Installer.nsi b/packaging/Windows/ATCS_Installer.nsi
index 8dcfada..b671470 100644
--- a/packaging/Windows/ATCS_Installer.nsi
+++ b/packaging/Windows/ATCS_Installer.nsi
@@ -1,12 +1,12 @@
 !include MUI2.nsh
 
-!define VERSION "0.6.21"
+; Version will be passed as /DVERSION=vx.x.x
 !define TRAINER_VERSION "0.1.5"
 !define JAVA_BIN "java"
-!define ATCS_SOURCE_DIR "C:\ATCS"
+!define ATCS_SOURCE_DIR "..\..\"
 
-Name "Andor's Trail Content Studio v${VERSION}"
-OutFile "ATCS_v${VERSION}_Setup.exe"
+Name "Andor's Trail Content Studio ${VERSION}"
+OutFile "..\ATCS_${VERSION}_Setup.exe"
 InstallDir "$PROGRAMFILES\ATCS\"
 
 ;SetCompressor /SOLID /FINAL lzma
@@ -14,10 +14,10 @@ InstallDir "$PROGRAMFILES\ATCS\"
 Var StartMenuFolder
 
 !define MUI_WELCOMEPAGE_TITLE "Welcome to Andor's Trail Content Studio installer"
-!define MUI_WELCOMEPAGE_TEXT "This will install Andor's Trail Content Studio v${VERSION}"
-!define MUI_FINISHPAGE_TEXT "Andor's Trail Content Studio v${VERSION} - Install completed !"
+!define MUI_WELCOMEPAGE_TEXT "This will install Andor's Trail Content Studio ${VERSION}"
+!define MUI_FINISHPAGE_TEXT "Andor's Trail Content Studio ${VERSION} - Install completed !"
 !define MUI_STARTMENUPAGE_DEFAULTFOLDER "Andor's Trail Content Studio"
-!define MUI_PAGE_HEADER_TEXT "Installing Andor's Trail Content Studio v${VERSION}"
+!define MUI_PAGE_HEADER_TEXT "Installing Andor's Trail Content Studio ${VERSION}"
 
 
 ;Start Menu Folder Page Configuration
@@ -86,23 +86,23 @@ Section install
   FileClose $9
 
   WriteUninstaller "$INSTDIR\Uninstall.exe"
-  
-  
+
+
   !insertmacro MUI_STARTMENU_WRITE_BEGIN "ATCS"
-    
+
     ;--- Create shortcuts
     CreateDirectory "$SMPROGRAMS\$StartMenuFolder"
     CreateShortcut "$SMPROGRAMS\$StartMenuFolder\Andor's Trail Content Studio.lnk" "$INSTDIR\ATCS.cmd" "" "$INSTDIR\ATCS.ico"
     CreateShortcut "$SMPROGRAMS\$StartMenuFolder\Uninstall.lnk" "$INSTDIR\Uninstall.exe"
-  
+
   !insertmacro MUI_STARTMENU_WRITE_END
-  
+
 SectionEnd
 
 
 ;------------------------------------------------------------------------------------
 Section uninstall
-  
+
   Delete "$INSTDIR\lib\jide-oss.jar"
   Delete "$INSTDIR\lib\ui.jar"
   Delete "$INSTDIR\lib\junit-4.10.jar"
@@ -120,13 +120,13 @@ Section uninstall
   Delete "$INSTDIR\ATCS.jar"
   Delete "$INSTDIR\Uninstall.exe"
   RMDir "$INSTDIR"
-  
+
   !insertmacro MUI_STARTMENU_GETFOLDER "ATCS" $StartMenuFolder
-    
+
   Delete "$SMPROGRAMS\$StartMenuFolder\Uninstall.lnk"
   Delete "$SMPROGRAMS\$StartMenuFolder\Andor's Trail Content Studio.lnk"
   RMDir "$SMPROGRAMS\$StartMenuFolder"
-  
+
 SectionEnd
 
 
@@ -138,28 +138,28 @@ Function GetJRE
 ;  2 - in JAVA_HOME environment variable
 ;  3 - in the registry
 ;  4 - assume java.exe in current dir or PATH
- 
+
   Push $R0
   Push $R1
- 
+
   ;ClearErrors
   ;StrCpy $R0 "$EXEDIR\jre\bin\java.exe"
   ;IfFileExists $R0 JreFound
   ;StrCpy $R0 ""
- 
+
   ClearErrors
   ReadEnvStr $R0 "JAVA_HOME"
   StrCpy $R0 "$R0\bin\${JAVA_BIN}.exe"
   IfErrors 0 JreFound
- 
+
   ClearErrors
   ReadRegStr $R1 HKLM "SOFTWARE\JavaSoft\Java Runtime Environment" "CurrentVersion"
   ReadRegStr $R0 HKLM "SOFTWARE\JavaSoft\Java Runtime Environment\$R1" "JavaHome"
   StrCpy $R0 "$R0\bin\${JAVA_BIN}.exe"
- 
+
   IfErrors 0 JreFound
   StrCpy $R0 "${JAVA_BIN}.exe"
- 
+
  JreFound:
   Pop $R1
   Exch $R0
diff --git a/packaging/common/ATCS.sh b/packaging/common/ATCS.sh
index 41d78b2..61086ba 100755
--- a/packaging/common/ATCS.sh
+++ b/packaging/common/ATCS.sh
@@ -1,21 +1,26 @@
 #!/bin/bash
-ATCS_DIR=$(dirname $(readlink -f "$0" || greadlink -f "$0" || stat -f "$0"))
+ATCS_DIR="$(dirname "$(readlink -f "$0" || greadlink -f "$0" || stat -f "$0")")"
+echo "ATCS_DIR: '${ATCS_DIR}'"
 
-MAX_MEM=512M
-
-JAVA=java
+MAX_MEM="512M"
+JAVA="java"
 JAVA_OPTS='-DFONT_SCALE=1.0 -Dswing.aatext=true'
-ENV_FILE=${ATCS_DIR}/ATCS.env
 
-if [ -f ${ENV_FILE} ]; then
-	source ${ENV_FILE}
+ENV_FILE="${ATCS_DIR}/ATCS.env"
+
+if [ -f "${ENV_FILE}" ]; then
+	source "${ENV_FILE}"
 else
-	echo "#MAX_MEM=${MAX_MEM}" >${ENV_FILE}
-	echo "#JAVA=${JAVA}" >>${ENV_FILE}
-	echo "#JAVA_OPTS=${JAVA_OPTS}" >>${ENV_FILE}
-	echo "" >>${ENV_FILE}
+  {
+    echo "#MAX_MEM=\"${MAX_MEM}\""
+    echo "#JAVA=\"${JAVA}\""
+    echo "#JAVA_OPTS=\"${JAVA_OPTS}\""
+    echo ""
+  }>"${ENV_FILE}"
 fi
 
 export ENV_FILE
 
-$JAVA ${JAVA_OPTS} -Xmx${MAX_MEM} -jar ${ATCS_DIR}/ATCS.jar
+# shellcheck disable=SC2086
+# (spellchecker is disabled for this line, because we want it to be split into multiple arguments)
+$JAVA ${JAVA_OPTS} -Xmx${MAX_MEM} -jar "${ATCS_DIR}/ATCS.jar"
diff --git a/packaging/package.sh b/packaging/package.sh
index 94fe1f1..0ff0145 100755
--- a/packaging/package.sh
+++ b/packaging/package.sh
@@ -18,10 +18,9 @@ ATCS_SOURCE_DIR=$(dirname "${PACKAGING_DIR}")
 TEMP_DIR="${PACKAGING_DIR}/tmp"
 JAR_LOCATION="${PACKAGING_DIR}/ATCS.jar" # Output JAR location as per script
 MANIFEST_LOCATION="${PACKAGING_DIR}/Manifest.txt"
-VERSION_FILE="${PACKAGING_DIR}/ATCS_latest"
+VERSION_FILE="${ATCS_SOURCE_DIR}/res/ATCS_latest"
 SOURCE_BASE_DIR="${ATCS_SOURCE_DIR}/src" # Base directory for standard source code
 LIB_BASE_DIR="${ATCS_SOURCE_DIR}/lib"     # Base directory for libraries
-OUTPUT_JAR_DIR="${PACKAGING_DIR}"  # Directory where the final JAR will be placed - as per script
 
 # --- **ADDITIONAL SOURCE CODE FOLDERS** ---
 EXTRA_SOURCE_DIRS=(
@@ -30,7 +29,7 @@ EXTRA_SOURCE_DIRS=(
   "siphash-zackehh/src/main/java"
 )
 
-# --- Libraries to include (from IntelliJ artifact definition) ---
+# --- Libraries to include ---
 LIBRARIES=(
   "AndorsTrainer_v0.1.5.jar"
   "bsh-2.0b4.jar"
@@ -45,7 +44,7 @@ LIBRARIES=(
 
 # --- Get version ---
 echo "Getting version"
-VERSION=$(cat "${VERSION_FILE}")
+VERSION=$(tr -d '[:space:]' < "${VERSION_FILE}")
 echo "Got version ${VERSION}"
 
 # --- Prepare temporary directory ---
@@ -63,7 +62,7 @@ done
 
 # --- Set ClassPath ---
 echo "Getting source files"
-# Find all java files in source directories and compile them
+# Find all java files in source directories
 SOURCE_FILES=$(find "${SOURCE_BASE_DIR}" "${EXTRA_SOURCE_DIRS[@]/#/${ATCS_SOURCE_DIR}/}" -name "*.java" -print)
 #echo "SourceFiles: ${SOURCE_FILES}"
 echo ""
@@ -71,6 +70,8 @@ echo ""
 # --- Build Java classes ---
 echo 'Building java classes'
 
+# shellcheck disable=SC2086
+# (we need word splitting here to pass multiple files)
 javac -cp "${TEMP_DIR}" -d "${TEMP_DIR}" ${SOURCE_FILES}
 if [ $? -ne 0 ]; then
     echo "Compilation failed. Please check errors above."
@@ -85,6 +86,7 @@ mkdir -p "${TEMP_DIR}/com/gpl/rpg/atcontentstudio/img"
 mkdir -p "${TEMP_DIR}/tiled/io/resources/"
 cp -r "${ATCS_SOURCE_DIR}"/src/com/gpl/rpg/atcontentstudio/img/* "${TEMP_DIR}/com/gpl/rpg/atcontentstudio/img/" # some icons
 cp -r "${ATCS_SOURCE_DIR}"/hacked-libtiled/tiled/io/resources/* "${TEMP_DIR}/tiled/io/resources/" # dtd file for tmx maps
+cp "${VERSION_FILE}" "${TEMP_DIR}/" # Copy version file
 
 # --- Create JAR file ---
 echo ""
@@ -103,17 +105,22 @@ cd "${PACKAGING_DIR}" || exit # Go back to packaging dir
 
 echo ''
 echo "Done creating jar at ${JAR_LOCATION}"
-cp -f "${JAR_LOCATION}" "${OUTPUT_JAR_DIR}/common/ATCS.jar" # Copy JAR to versioned name
+cp -f "${JAR_LOCATION}" "${PACKAGING_DIR}/common/ATCS.jar" # Copy JAR to versioned name
 
 # --- Create archive ---
-if [ "$PLATFORM" = "LINUX" ]; then
-    cd "${OUTPUT_JAR_DIR}" || exit
-    echo "Creating archive"
-    tar caf "ATCS_${VERSION}.tar.gz" common/* # archive the 'common' folder which now contains the JAR and libs
-    echo "Created archive at ${OUTPUT_JAR_DIR}/ATCS_${VERSION}.tar.gz"
-    cd "${PACKAGING_DIR}" || exit
+cd "${PACKAGING_DIR}" || exit
+echo "Creating archive"
+if [ "$PLATFORM" = "WINDOWS" ]; then
+    # Use PowerShell's Compress-Archive which is available by default on Windows
+    powershell.exe -Command "Compress-Archive -Path './common/*' -DestinationPath './ATCS_${VERSION}.zip' -Force"
 else
-  echo "Can't create zip files on windows yet. Please pack the content of the '${OUTPUT_JAR_DIR}/common/' folder yourself"
+    # Use zip command on Linux
+    zip -r "ATCS_${VERSION}.zip" common/* # archive the 'common' folder which now contains the JAR and libs
 fi
+if [ $? -ne 0 ]; then
+    echo "Archive creation failed."
+    exit 1
+fi
+echo "Created archive at ${PACKAGING_DIR}/ATCS_${VERSION}.zip"
 
 echo "Script finished."
diff --git a/packaging/ATCS_latest b/res/ATCS_latest
similarity index 100%
rename from packaging/ATCS_latest
rename to res/ATCS_latest
diff --git a/src/com/gpl/rpg/atcontentstudio/ATContentStudio.java b/src/com/gpl/rpg/atcontentstudio/ATContentStudio.java
index 0afa335..3d96057 100644
--- a/src/com/gpl/rpg/atcontentstudio/ATContentStudio.java
+++ b/src/com/gpl/rpg/atcontentstudio/ATContentStudio.java
@@ -28,7 +28,7 @@ import java.util.logging.Logger;
 public class ATContentStudio {
 
     public static final String APP_NAME = "Andor's Trail Content Studio";
-    public static final String APP_VERSION = "v0.6.21";
+    public static final String APP_VERSION = readVersionFromFile();
 
     public static final String CHECK_UPDATE_URL = "https://andorstrail.com/static/ATCS_latest";
     public static final String DOWNLOAD_URL = "https://andorstrail.com/viewtopic.php?f=6&t=4806";
@@ -218,4 +218,14 @@ public class ATContentStudio {
             }
         }
     }
+
+    private static String readVersionFromFile() {
+        try (BufferedReader reader = new BufferedReader(new InputStreamReader(
+                Objects.requireNonNull(ATContentStudio.class.getResourceAsStream("/ATCS_latest"))))) {
+            return reader.readLine();
+        } catch (IOException e) {
+            e.printStackTrace();
+            return "unknown";
+        }
+    }
 }