fixup! internal/apps: Use latest go version (1.23)

.github/workflows/smoke-tests.yml

@@ -106,6 +106,7 @@ jobs:
       matrix:
         # TODO: cross-compilation from/to different hardware architectures once
         #       github provides native ARM runners.
+        # NOTE: Also edit go_min below when changing the go versions here.
         go: [ "1.22", "1.23" ]
         build-env: [ alpine, bookworm, bullseye ]
         build-with-cgo: [ 0, 1 ]
@@ -184,6 +185,7 @@ jobs:
           tags: smoke-test
           build-args: |
             go=${{ matrix.go }}
+            go_min=1.22
             build_env=${{ matrix.build-env }}
             build_tags=${{ matrix.build-tags }}
             build_with_vendoring=${{ matrix.build-with-vendoring }}

internal/apps/go.mod

@@ -1,6 +1,6 @@
 module github.com/DataDog/dd-trace-go/internal/apps
 
-go 1.23.0
+go 1.23
 
 require (
 	golang.org/x/sync v0.5.0

internal/apps/setup-smoke-test/Dockerfile

@@ -52,6 +52,15 @@ RUN if [ "${go_libddwaf_ref}" != "" ]; then \
   go get -u github.com/DataDog/go-libddwaf/v3@${go_libddwaf_ref}; \
   fi
 
+
+# internal/apps/go.mod is usually on the latest go version, but this would fail
+# when we are testing against an older go version.
+#
+# TODO(fg) this is a workaround. We should probably move setup-smoke-test out
+# of internal/apps and into a separate directory.
+ARG go_min
+RUN go mod edit -go="${go_min}"
+
 RUN go mod tidy
 
 ARG build_with_vendoring