Document-merge-service

Fix

* Use a sandboxed environment ([763](https://github.com/adfinis/document-merge-service/issues/763)) ([`a1edd39`](https://github.com/adfinis/document-merge-service/commit/a1edd39d33d1bdf75c31ea01c317547be90ca074))

Fix

* **deps:** Allow caching with memcache ([`2f7c2bc`](https://github.com/adfinis/document-merge-service/commit/2f7c2bc196f56dd5488101c8ad1e639671002005))
* **deps:** Fix usage with postgres database ([`f29c763`](https://github.com/adfinis/document-merge-service/commit/f29c7635d3fa7759c9c9e98bc6e437da650ebb26))

Feature

* **docker:** Update python to v3.12 ([`14c4d7f`](https://github.com/adfinis/document-merge-service/commit/14c4d7f97005ce9651be6dc37eae904125614e29))
* **deps:** Update dependencies ([`5773d5c`](https://github.com/adfinis/document-merge-service/commit/5773d5c5283543c843c4986daf8b71cc1cafa611))
* **deps:** Update django to v4.2 LTS ([`5287a3e`](https://github.com/adfinis/document-merge-service/commit/5287a3e4a6b26c12e122026f789e80d2c70f892b))

Fix

* **docker:** Install dependencies as dms user ([`6a17a8f`](https://github.com/adfinis/document-merge-service/commit/6a17a8f1cfce053440790e9b62a7d6c21405f580))

Fix

* Use a sandboxed environment ([763](https://github.com/adfinis/document-merge-service/issues/763)) ([`a1edd39`](https://github.com/adfinis/document-merge-service/commit/a1edd39d33d1bdf75c31ea01c317547be90ca074))

Fix
* **image:** Fix template validation with images in headers / footers ([`eccbb34`](https://github.com/adfinis/document-merge-service/commit/eccbb34ce69cd26a998a8ef15db109e8faf2a1e3))

Fix
* **settings:** Add s3 ssl settings ([698](https://github.com/adfinis/document-merge-service/issues/698)) ([`c92b381`](https://github.com/adfinis/document-merge-service/commit/c92b381ce6ebc45c0b96eba828b471f2bd28a169))