Fix missing field in clients struct and non-partial fcmtoken index (also streamline db migrations)

scnserver/db/impl/logs/database.go

@@ -121,8 +121,8 @@ func (db *Database) Migrate(outerctx context.Context) error {
 		if currschema == 0 {
 			log.Info().Msgf("Migrate database (initialize) [%s] %d -> %d", db.name, currschema, db.schemaVersion)
 
-			schemastr := db.schema[1].SQL
-			schemahash := db.schema[1].Hash
+			schemastr := db.schema[db.schemaVersion].SQL
+			schemahash := db.schema[db.schemaVersion].Hash
 
 			_, err = tx.Exec(tctx, schemastr, sq.PP{})
 			if err != nil {
@@ -177,7 +177,15 @@ func (db *Database) Migrate(outerctx context.Context) error {
 //goland:noinspection SqlConstantCondition,SqlWithoutWhere
 func (db *Database) migrateSingle(tctx *simplectx.SimpleContext, tx sq.Tx, schemaFrom int, schemaTo int) error {
 
-	// ADD MIGRATIONS HERE ...
+	if schemaFrom == schemaTo-1 {
+
+		migSQL := db.schema[schemaTo].MigScript
+		if migSQL == "" {
+			return exerr.New(exerr.TypeInternal, fmt.Sprintf("missing %s migration from %d to %d", db.name, schemaFrom, schemaTo)).Build()
+		}
+
+		return db.migrateBySQL(tctx, tx, migSQL, schemaFrom, schemaTo, db.schema[schemaTo].Hash, nil)
+	}
 
 	return exerr.New(exerr.TypeInternal, fmt.Sprintf("missing %s migration from %d to %d", db.name, schemaFrom, schemaTo)).Build()
 }