adapt instructions for creating the test db to dotenv

diff --git a/docs/develop/Development-Environment.md b/docs/develop/Development-Environment.md
index 2f6f54ce88ee88f2e9180e7482d58dca52c734a4..f0c36ba3f2d3a3d45e6c8228e74e56a6a0a71b3b 100644 (file)
--- a/docs/develop/Development-Environment.md
+++ b/docs/develop/Development-Environment.md
@@ -102,13 +102,20 @@ cmake $USERNAME/Nominatim
 make
 ```
 
-Copy the test settings:
+Create a minimal test settings file:
 
 ```
-cp $USERNAME/Nominatim/test/testdb/local.php settings/
+tee .env << EOF
+NOMINATIM_DATABASE_DSN="pgsql:dbname=test_api_nominatim"
+NOMINATIM_USE_US_TIGER_DATA=yes
+NOMINATIM_TIGER_DATA_PATH=tiger
+NOMINATIM_WIKIPEDIA_DATA_PATH=$USERNAME/Nominatim/test/testdb
+EOF
 ```
 
 Inspect the file to check that all settings are correct for your local setup.
+In particular, the wikipedia path should point to the test directory in your
+Nominatim source directory.
 
 Now you can import the test database: