Add versioned glossary YAML import and export

src/mka/ui/streamlit_app.py

@@ -14,6 +14,11 @@ from mka.application.glossary import (
     GlossaryConflictError,
     GlossaryRepository,
 )
+from mka.application.glossary_yaml import (
+    GlossaryYamlError,
+    export_glossary_yaml,
+    import_glossary_yaml,
+)
 from mka.application.meeting_service import (
     STAGES,
     AppProgressEvent,
@@ -63,6 +68,33 @@ def _render_glossary(repository: GlossaryRepository) -> None:
             "Store canonical core terms and recognition aliases. Compound phrases are "
             "composed from meeting context during protocol generation."
         )
+        import_file = st.file_uploader(
+            "Import glossary",
+            type=["yaml", "yml"],
+            key="glossary_import_file",
+            help="Validate and atomically replace the SQLite glossary from versioned YAML.",
+        )
+        action_columns = st.columns(2)
+        if action_columns[0].button("Import glossary", disabled=import_file is None):
+            try:
+                imported = import_glossary_yaml(import_file.getvalue())
+                repository.replace_all(imported)
+            except (GlossaryYamlError, GlossaryConflictError, ValueError) as exc:
+                st.error(str(exc))
+            else:
+                st.session_state.glossary_import_message = (
+                    f"Imported {len(imported)} glossary entries."
+                )
+                st.rerun()
+        action_columns[1].download_button(
+            "Export glossary",
+            data=export_glossary_yaml(repository.list()).encode("utf-8"),
+            file_name="terminology-glossary.yaml",
+            mime="application/yaml",
+        )
+        if message := st.session_state.pop("glossary_import_message", None):
+            st.success(message)
+
         with st.form("glossary_add"):
             columns = st.columns(2)
             canonical = columns[0].text_input("Canonical term")