Update dockerfile

- Bump ubuntu version
- Switch to apt from apt-get
- Add extra install for apt-transport-https

Dockerfile

@@ -1,12 +1,13 @@
 ## OP25 Core Container
-FROM ubuntu:22.04
+FROM ubuntu:24.04
 
 # Set environment variables
 ENV DEBIAN_FRONTEND=noninteractive
 
 # Install system dependencies
-RUN apt-get update && \
+RUN apt update && \
-    apt-get install -y git \
+    apt install -y apt-transport-https && \
+    apt install -y git \
     curl \
     python3 \
     python3-pip \