Frontend setup

.gitignore

@@ -18,3 +18,11 @@ archived_tests/*
 queries/synthetic_query/*.csv
 queries/synthetic_query/*.db
 *.zip
+
+# Uploaded optimizer-pass plugins are runtime artifacts; only the baseline
+# (empty) manifest and the dir placeholder are tracked.
+plugins/opt_passes/*.cpp
+!plugins/opt_passes/_manifest.cpp
+plugins/opt_passes/*.rejected
+plugins/opt_passes/include/*
+!plugins/opt_passes/include/.gitkeep

CMakeLists.txt

@@ -36,6 +36,16 @@ add_subdirectory(src/ml_functions)
 add_subdirectory(src/util)
 add_subdirectory(src/optimization)
 add_subdirectory(src/cost_model)
+
+# Uploadable optimizer passes. Files dropped in plugins/opt_passes/ by the
+# frontend upload flow are compiled directly into the extension target (NOT a
+# static archive) so their REGISTER_OPT_PASS static initializers survive linking.
+# CONFIGURE_DEPENDS re-globs when a new upload appears, so no manual reconfigure.
+file(GLOB OPT_PASS_PLUGINS CONFIGURE_DEPENDS
+     "${CMAKE_CURRENT_SOURCE_DIR}/plugins/opt_passes/*.cpp")
+list(APPEND EXTENSION_SOURCES ${OPT_PASS_PLUGINS})
+include_directories(plugins/opt_passes/include) # uploaded .hpp headers land here
+
 message(STATUS "EXTENSION_SOURCES include ${EXTENSION_SOURCES}")
 
 build_static_extension(${TARGET_NAME} ${EXTENSION_SOURCES})