Fix: Devcontainer permission (#3102)

# Description of Changes

Please provide a summary of the changes, including:

- What was changed
- Why the change was made
- Any challenges encountered

Closes #(issue_number)

---

## Checklist

### General

- [ ] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [ ] I have read the [Stirling-PDF Developer
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/DeveloperGuide.md)
(if applicable)
- [ ] I have read the [How to add new languages to
Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/HowToAddNewLanguage.md)
(if applicable)
- [ ] I have performed a self-review of my own code
- [ ] My changes generate no new warnings

### Documentation

- [ ] I have updated relevant docs on [Stirling-PDF's doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
(if functionality has heavily changed)
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

### UI Changes (if applicable)

- [ ] Screenshots or videos demonstrating the UI changes are attached
(e.g., as comments or direct attachments in the PR)

### Testing (if applicable)

- [ ] I have tested my changes locally. Refer to the [Testing
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/DeveloperGuide.md#6-testing)
for more details.

Dockerfile.dev

@@ -43,11 +43,8 @@ RUN mkdir -p /home/devuser/{configs,logs,customFiles,pipeline/watchedFolders,pip
   && adduser --disabled-password --gecos '' devuser \
   && chown -R devuser:devuser /home/devuser
 
-RUN mkdir -p /home/devuser/logs && chown devuser:devuser /home/devuser/logs
-RUN mkdir -p /workspace/logs && chown devuser:devuser /workspace/logs
-RUN mkdir -p /workspace/src && chown devuser:devuser /workspace/src
-RUN mkdir -p /workspace/src/main && chown devuser:devuser /workspace/src/main
-RUN mkdir -p /workspace/src/main/resources && chown devuser:devuser /workspace/src/main/resources
+RUN mkdir -p /home/devuser/logs /workspace/logs /workspace/scripts /workspace/src/main/resources \
+  && chown -R devuser:devuser /home/devuser /workspace
 
 # Setze das Arbeitsverzeichnis (wird später per Bind-Mount überschrieben)
 WORKDIR /workspace