feat(home_assistant): remove Home Assistant configuration and references

systems/jeeves/services/postgress.nix

@@ -33,7 +33,6 @@ in
 
 
       #type database DBuser origin-address auth-method
-      local hass     hass     trust
       local gitea    gitea    trust
 
       # signalbot
@@ -57,7 +56,6 @@ in
         superuser_map      postgres  postgres
         # Let other names login as themselves
         superuser_map      richie    postgres
-        superuser_map      hass      hass
     '';
     ensureUsers = [
       {
@@ -81,16 +79,6 @@ in
           replication = true;
         };
       }
-      {
-        name = "hass";
-        ensureDBOwnership = true;
-        ensureClauses = {
-          login = true;
-          createrole = true;
-          createdb = true;
-          replication = true;
-        };
-      }
       {
         name = "gitea";
         ensureDBOwnership = true;
@@ -121,7 +109,6 @@ in
     ];
     ensureDatabases = [
       "data_science_dev"
-      "hass"
       "gitea"
       "math"
       "n8n"