diff --git a/scripts/build.ps1 b/scripts/build.ps1
index 85a6557..1e3c6f9 100644
--- a/scripts/build.ps1
+++ b/scripts/build.ps1
@@ -11,18 +11,24 @@ $SRC_PATH = (Get-Location).Path
 function create_folder {
     param (
         [string]$base_path,
-        [string]$folder_name
+        [string]$folder_name,
+        [switch]$recreate
     )
     $target_path = Join-Path -Path $base_path -ChildPath $folder_name
 
-    if (-not (Test-Path -Path $target_path)){
+    $target_path_exists = Test-Path -Path $target_path
+    if (-not $target_path_exists){
         Write-Output "[PWSH] Folder >$folder_name< not existing. Create..."
         New-Item -Path $target_path -ItemType Directory
     }
+    elseif ($target_path_exists -and $recreate){
+        Write-Output "[PWSH] Folder >$folder_name< exists, but should be recreated..."
+        Remove-Item -Path $target_path -Recurse -Force
+        New-Item -Path $target_path -ItemType Directory
+    }
     else {
         Write-Output "Folder >$folder_name< already exists."
     }
-
 }
 
 Write-Output "Build Pipeline for d-opt Wattana (wattanalyse) project"
@@ -38,7 +44,7 @@ Write-Output "Deleted outstanding artifacts successfully"
 
 
 Write-Output "Create folders..."
-create_folder -base_path $ENV_PATH -folder_name 'data'
+create_folder -base_path $ENV_PATH -folder_name 'data' -recreate
 create_folder -base_path $ENV_PATH -folder_name 'data/logs'
 create_folder -base_path $ENV_PATH -folder_name 'config'
 
@@ -62,22 +68,22 @@ if ($? -eq $false){
 }
 Write-Output "Built package successfully"
 
-# TODO documentation
-# Write-Output "Generate docs..."
-# .\scripts\cvt_docs.ps1
-# if ($? -eq $false){
-#     Write-Output "[PWSH] Exiting script because there errors while generating the doc files"
-#     Exit
-# }
-# Write-Output "Generated doc files successfully"
-# Write-Output "Copying doc files..."
-# $docs_src_path = Join-Path -Path $SRC_PATH -ChildPath 'docs\*.pdf'
-# Copy-Item -Path $docs_src_path -Destination $ENV_PATH -Force
-# if ($? -eq $false){
-#     Write-Output "[PWSH] Exiting script because there were errors while copying the doc files"
-#     Exit
-# }
-# Write-Output "Copied doc files successfully"
+# docs
+Write-Output "Generate docs..."
+.\scripts\cvt_docs.ps1
+if ($? -eq $false){
+    Write-Output "[PWSH] Exiting script because there errors while generating the doc files"
+    Exit
+}
+Write-Output "Generated doc files successfully"
+Write-Output "Copying doc files..."
+$docs_src_path = Join-Path -Path $SRC_PATH -ChildPath 'docs\*.pdf'
+Copy-Item -Path $docs_src_path -Destination $ENV_PATH -Force
+if ($? -eq $false){
+    Write-Output "[PWSH] Exiting script because there were errors while copying the doc files"
+    Exit
+}
+Write-Output "Copied doc files successfully"
 
 
 Write-Output "Go into env directory..."
@@ -90,6 +96,7 @@ if ($? -eq $false){
 }
 Write-Output "Successfully installed package"
 
+# TODO check removal
 # copy database file
 # Write-Output "Copying database files..."
 # $copy_file = Join-Path -Path $SRC_PATH -ChildPath 'data/db/wce_grunderfassung.db'
@@ -129,16 +136,16 @@ if ($? -eq $false){
 }
 Write-Output "Copied config file successfully"
 
-# TODO check needed?
+
 # copy startup script files
-# Write-Output "Copying startup scripts..."
-# $copy_file = Join-Path -Path $SRC_PATH -ChildPath 'scripts/start.bat'
-# Copy-Item -Path $copy_file -Destination $ENV_PATH -Force
-# if ($? -eq $false){
-#     Write-Output "[PWSH] Exiting script because there were errors while copying startup scripts"
-#     Exit
-# }
-# Write-Output "Copied startup scripts successfully"
+Write-Output "Copying startup scripts..."
+$copy_file = Join-Path -Path $SRC_PATH -ChildPath 'deployment/startup*'
+Copy-Item -Path $copy_file -Destination $ENV_PATH -Force
+if ($? -eq $false){
+    Write-Output "[PWSH] Exiting script because there were errors while copying startup scripts"
+    Exit
+}
+Write-Output "Copied startup scripts successfully"
 
 
 # env preparation