docs(migration): added more comprehensive instructions for upgrade task

docs/source/migration/migration-to-docker.rst

@@ -146,8 +146,9 b' Place the backup file into :file:`.custom/db_dump`'
 
     Run this only if docker-based DB is selected. Skip otherwise
 
-
-Restore the database into docker container running DB. Run the ./rcstack cli db command:
+Cleanup previous db created by init script, and re-create it.
+Restore the database into docker container running DB.
+Run the ./rcstack cli db command:
 
 .. code-block:: bash
 
@@ -162,6 +163,10 b' Restore the database into docker container running DB. Run the ./rcstack cli db '
     psql (14.9 (Debian 14.9-1.pgdg120+1))
     Type "help" for help.
 
+    rhodecode=# \connect template1
+    template1=# drop database rhodecode;
+    template1=# create database rhodecode;
+    template1=# \connect rhodecode
     rhodecode=# \i /var/rc-data-dump/postgresql-db-backup.sql
 
 
@@ -260,3 +265,29 b' This is where a first downtime of previously ran setup would occur.'
 
     ./rcstack stack all up -d
 
+
+
+10. Fix DB paths
+++++++++++++++++
+
+Docker internally changed the paths used before, he're a way to change it using ishell. But this can
+be also adjusted in the UI
+
+.. code-block:: bash
+
+    ./rcstack cli ishell
+
+
+.. code-block:: python
+
+    ui1 = RhodeCodeUi.query().filter(RhodeCodeUi.ui_key=='usercache').scalar()
+    ui2 = RhodeCodeUi.query().filter(RhodeCodeUi.ui_key=='store_location').scalar()
+    ui3 = RhodeCodeUi.query().filter(RhodeCodeUi.ui_key=='/').scalar()
+
+    ui1.ui_value = '/var/opt/rhodecode_repo_store/.cache/lfs_store'
+    ui2.ui_value = '/var/opt/rhodecode_repo_store/.cache/largefiles'
+    ui3.ui_value = '/var/opt/rhodecode_repo_store'
+
+    Session().add(ui1);Session().commit()
+    Session().add(ui2);Session().commit()
+    Session().add(ui3);Session().commit()