Add compatibility shims at top-level to re-export SYS modules (pipeline/result_table/metadata/models/rich_display)

metadata.py

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+"""Backwards-compatibility shim for top-level `metadata` module.
+
+Moved into `SYS.metadata` — keep the old import path working for tests
+and third-party code.
+"""
+
+from importlib import import_module
+import sys
+
+_real = import_module("SYS.metadata")
+sys.modules[__name__] = _real

models.py

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+"""Backwards-compatibility shim for top-level `models` module.
+
+Moved into `SYS.models` — preserve old import semantics.
+"""
+
+from importlib import import_module
+import sys
+
+_real = import_module("SYS.models")
+sys.modules[__name__] = _real

pipeline.py

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+"""Backwards-compatibility shim for top-level `pipeline` module.
+
+The project moved core modules into the `SYS` package (e.g. `SYS.pipeline`).
+Many third-party code and tests still import top-level names like `pipeline`.
+This shim ensures `import pipeline` returns the `SYS.pipeline` module object.
+"""
+
+from importlib import import_module
+import sys
+
+# Import the real implementation and ensure subsequent imports of
+# the top-level name point to the SYS package module object.
+_real = import_module("SYS.pipeline")
+sys.modules[__name__] = _real

result_table.py

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+"""Backwards-compatibility shim for top-level `result_table` module.
+
+Moved into `SYS.result_table` — keep the old import path working for tests
+and third-party code.
+"""
+
+from importlib import import_module
+import sys
+
+_real = import_module("SYS.result_table")
+sys.modules[__name__] = _real

rich_display.py

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+"""Backwards-compatibility shim for top-level `rich_display` module.
+
+Moved into `SYS.rich_display` — preserve old import path.
+"""
+
+from importlib import import_module
+import sys
+
+_real = import_module("SYS.rich_display")
+sys.modules[__name__] = _real