[CORE-8525] - Iceberg schema evolution

src/v/iceberg/BUILD

@@ -120,6 +120,44 @@ redpanda_cc_library(
     ],
 )
 
+redpanda_cc_library(
+    name = "compatibility_types",
+    srcs = [
+        "compatibility_types.cc",
+    ],
+    hdrs = [
+        "compatibility_types.h",
+    ],
+    include_prefix = "iceberg",
+    visibility = ["//visibility:public"],
+    deps = [
+        ":datatypes",
+        "//src/v/base",
+        "//src/v/ssx:sformat",
+        "@fmt",
+        "@seastar",
+    ],
+)
+
+redpanda_cc_library(
+    name = "compatibility_utils",
+    srcs = [],
+    hdrs = [
+        "compatibility_utils.h",
+    ],
+    include_prefix = "iceberg",
+    visibility = [
+        "//src/v/iceberg:__subpackages__",
+    ],
+    deps = [
+        ":compatibility_types",
+        ":datatypes",
+        ":field_collecting_visitor",
+        "//src/v/base",
+        "@seastar",
+    ],
+)
+
 redpanda_cc_library(
     name = "compatibility",
     srcs = [
@@ -131,11 +169,10 @@ redpanda_cc_library(
     include_prefix = "iceberg",
     visibility = ["//visibility:public"],
     deps = [
+        ":compatibility_types",
+        ":compatibility_utils",
         ":datatypes",
         "//src/v/base",
-        "@abseil-cpp//absl/container:btree",
-        "@fmt",
-        "@seastar",
     ],
 )
 

src/v/iceberg/CMakeLists.txt

@@ -31,6 +31,7 @@ v_cc_library(
     action.cc
     catalog.cc
     compatibility.cc
+    compatibility_types.cc
     datatypes.cc
     datatypes_json.cc
     filesystem_catalog.cc