ci(docker): fix migration condition

Author: fiftin

deployment/docker/server/server-wrapper

@@ -158,7 +158,9 @@ fi
 #
 # Generate new config.json if it does not exist
 #
+SEMAPHORE_FIRST_RUN=no
 if [ ! -f "${SEMAPHORE_CONFIG_PATH}/config.json" ]; then
+    SEMAPHORE_FIRST_RUN=yes
     echoerr "Generating setup file ${TMP_STDIN_CONFIG_FILE} ..."
 
     TMP_STDIN_CONFIG_FILE=$(mktemp)
@@ -271,13 +273,11 @@ fi
 
 
 #
-# Migrate from BoltDB if SEMAPHORE_MIGRATE_FROM_BOLTDB is set (SQLite only, skipped if DB file already exists)
+# Migrate from BoltDB if SEMAPHORE_MIGRATE_FROM_BOLTDB is set (first run only, SQLite only, skipped if DB file already exists)
 #
-if [ -n "${SEMAPHORE_MIGRATE_FROM_BOLTDB:-}" ]; then
+if [ -n "${SEMAPHORE_MIGRATE_FROM_BOLTDB:-}" ] && [ "${SEMAPHORE_FIRST_RUN}" = "yes" ]; then
     if [ "${SEMAPHORE_DB_DIALECT}" != "sqlite" ]; then
         echoerr "SEMAPHORE_MIGRATE_FROM_BOLTDB is only supported with SQLite dialect, ignoring"
-    elif [ -f "${SEMAPHORE_DB_HOST}" ]; then
-        echoerr "SQLite database ${SEMAPHORE_DB_HOST} already exists, skipping BoltDB migration"
     else
         echoerr "Migrating from BoltDB: ${SEMAPHORE_MIGRATE_FROM_BOLTDB}"
         MIGRATE_ARGS="--from-boltdb=${SEMAPHORE_MIGRATE_FROM_BOLTDB} --merge-existing-users"