ci: update devcontainer to python 3.14

Co-authored-by: baywet <7905502+baywet@users.noreply.github.com>

Author: Copilot

.devcontainer/devcontainer.json

@@ -6,8 +6,9 @@
 	// "image": "mcr.microsoft.com/devcontainers/python:3.9-bookworm",
 	// "image": "mcr.microsoft.com/devcontainers/python:3.10-bookworm",
 	// "image": "mcr.microsoft.com/devcontainers/python:3.11-bookworm",
-	"image": "mcr.microsoft.com/devcontainers/python:3.12-bookworm",
-	// "image": "mcr.microsoft.com/devcontainers/python:1-3.12-bullseye",
+	// "image": "mcr.microsoft.com/devcontainers/python:3.12-bookworm",
+	// "image": "mcr.microsoft.com/devcontainers/python:3.13-bookworm",
+	"image": "mcr.microsoft.com/devcontainers/python:3.14-bookworm",
 
 	"features": {
 		"ghcr.io/hspaans/devcontainer-features/pytest:1": {},