fix: segmentgroup_ids always start w/ SG, neither SGSG nor <no SG> (#135)

Co-authored-by: Konstantin <[email protected]>

Author: hf-kklein

src/fundamend/sqlmodels/create_ahbtabellen_view.sql

@@ -36,7 +36,7 @@ SELECT c.id                                  as id,
        c.id_path,
        c.kommunikation_von                   as direction,
        c.beschreibung                        as description,
-       'SG' || c.segmentgroup_id             as segmentgroup_key, -- eg 'SG6'
+       c.segmentgroup_id                     as segmentgroup_key, -- eg 'SG6'
        c.segment_id                          as segment_code,     -- e.g 'NAD'
        c.dataelement_id                      as data_element,     -- e.g 'D_3035'
        --CASE

src/fundamend/sqlmodels/materialize_ahb_view.sql

@@ -143,7 +143,7 @@ WITH RECURSIVE
                          h.edifact_format_version,
                          h.anwendungshandbuch_primary_key,
 
-                         child.id,
+                         'SG' || child.id,
                          child.name,
                          child.ahb_status,
                          child.position,

unittests/__snapshots__/test_ahbesser_view.ambr

@@ -286,7 +286,7 @@
       'pruefidentifikator': '25001',
       'qualifier': None,
       'segment_code': None,
-      'segmentgroup_key': 'SGSG2',
+      'segmentgroup_key': 'SG2',
       'sort_path': '00003-',
     }),
     dict({
@@ -305,7 +305,7 @@
       'pruefidentifikator': '25001',
       'qualifier': None,
       'segment_code': 'NAD',
-      'segmentgroup_key': 'SGSG2',
+      'segmentgroup_key': 'SG2',
       'sort_path': '00003-00000-',
     }),
     dict({
@@ -324,7 +324,7 @@
       'pruefidentifikator': '25001',
       'qualifier': 'MS',
       'segment_code': 'NAD',
-      'segmentgroup_key': 'SGSG2',
+      'segmentgroup_key': 'SG2',
       'sort_path': '00003-00000-00000-00000-',
     }),
     dict({
@@ -343,7 +343,7 @@
       'pruefidentifikator': '25001',
       'qualifier': None,
       'segment_code': 'NAD',
-      'segmentgroup_key': 'SGSG2',
+      'segmentgroup_key': 'SG2',
       'sort_path': '00003-00000-00001-00000-',
     }),
     dict({
@@ -362,7 +362,7 @@
       'pruefidentifikator': '25001',
       'qualifier': '9',
       'segment_code': 'NAD',
-      'segmentgroup_key': 'SGSG2',
+      'segmentgroup_key': 'SG2',
       'sort_path': '00003-00000-00001-00001-00000-',
     }),
     dict({
@@ -381,7 +381,7 @@
       'pruefidentifikator': '25001',
       'qualifier': '293',
       'segment_code': 'NAD',
-      'segmentgroup_key': 'SGSG2',
+      'segmentgroup_key': 'SG2',
       'sort_path': '00003-00000-00001-00001-00001-',
     }),
     dict({