prepare release 5.1.0

ChangeLog

@@ -1,3 +1,22 @@
+5.1.0
+ * replace datrie with simple internal trie implementation
+ * add pattern-based postcode parser for queries,
+   postcodes no longer need to be present in OSM to be found
+ * take variants into account when computing token similarity
+ * add extratags output to geocodejson format
+ * fix default layer setting used for structured queries
+ * update abbreviation lists for Russian and English
+   (thanks @shoorick, @IvanShift, @mhsrn21)
+ * fix variant generation for Norwegian
+ * fix normalization around space-like characters
+ * improve postcode search and handling of postcodes in queries
+ * reorganise internal query structure and get rid of slow enums
+ * enable code linting for tests
+ * various code moderinsations in test code (thanks @eumiro)
+ * remove setting osm2pgsql location via config.lib_dir
+ * make SQL functions parallel save as far as possible (thanks @otbutz)
+ * various fixes and improvements to documentation (thanks @TuringVerified)
+
 5.0.0
  * increase required versions for PostgreSQL (12+), PostGIS (3.0+)
  * remove installation via cmake and debundle osm2pgsql

SECURITY.md

@@ -9,7 +9,8 @@ versions.
 
 | Version | End of support for security updates |
 | ------- | ----------------------------------- |
-| 5.0.x   | 2027-02-06
+| 5.1.x   | 2027-04-01                          |
+| 5.0.x   | 2027-02-06                          |
 | 4.5.x   | 2026-09-12                          |
 | 4.4.x   | 2026-03-07                          |
 | 4.3.x   | 2025-09-07                          |

src/nominatim_api/version.py

@@ -8,4 +8,4 @@
 Version information for the Nominatim API.
 """
 
-NOMINATIM_API_VERSION = '5.0.0'
+NOMINATIM_API_VERSION = '5.1.0'

src/nominatim_db/version.py

@@ -55,7 +55,7 @@ def parse_version(version: str) -> NominatimVersion:
     return NominatimVersion(*[int(x) for x in parts[:2] + parts[2].split('-')])
 
 
-NOMINATIM_VERSION = parse_version('5.0.0-0')
+NOMINATIM_VERSION = parse_version('5.1.0-0')
 
 POSTGRESQL_REQUIRED_VERSION = (12, 0)
 POSTGIS_REQUIRED_VERSION = (3, 0)