Updates golang base image version

Updates the golang base image version in the Dockerfile
from 1.21-alpine to 1.24-alpine.

This ensures that the application is built and runs with the
latest stable version of Go, which may include bug fixes,
performance improvements, and new features.

Author: KariHall619

Dockerfile

@@ -1,5 +1,5 @@
 # Build stage
-FROM golang:1.21-alpine AS builder
+FROM golang:1.24-alpine AS builder
 
 # Install build dependencies
 RUN apk add --no-cache git ca-certificates tzdata
@@ -44,4 +44,4 @@ RUN chown -R appuser:appuser /app
 USER appuser
 
 # Set the entrypoint
-ENTRYPOINT ["/app/atest-ext-ai"]
+ENTRYPOINT ["/app/atest-ext-ai"]