ci: upstream dep-assert and nomenclature from server/v2 (#19703)

scripts/dep-assert.sh

@@ -2,14 +2,14 @@
 
 set -o errexit
 
-SIMAPP_REGEX="cosmossdk.io/simapp"
 CWD=$(pwd)
 
-
+# no simapp imports in modules
+SIMAPP_REGEX="cosmossdk.io/simapp"
 find . -type f -name 'go.mod' -print0 | while IFS= read -r -d '' file
 do
   d=$(dirname "$file")
-  if [[ "$d" =~ \./simapp$|\./tests* ]]; then
+  if [[ "$d" =~ \./simapp$|\./simapp/v2$|\./tests* ]]; then
     continue
   fi
 
@@ -18,3 +18,20 @@ do
     exit 1
   fi
 done
+
+# no runtime/v2 or server/v2 imports in x/ modules
+RUNTIMEV2_REGEX="cosmossdk.io/runtime/v2"
+SEVERV2_REGEX="cosmossdk.io/server/v2"
+find ./x/ -type f -name 'go.mod' -print0 | while IFS= read -r -d '' file
+do
+  d=$(dirname "$file")
+  if cd "$CWD/$d" && go list -test -f '{{ .Imports }}' ./... | grep -q -E "${RUNTIMEV2_REGEX}"; then
+    echo "${d} has a dependency on runtime/v2!"
+    exit 1
+  fi
+
+  if cd "$CWD/$d" && go list -test -f '{{ .Imports }}' ./... | grep -q -E "${SEVERV2_REGEX}"; then
+    echo "${d} has a dependency on server/v2!"
+    exit 1
+  fi
+done