Add hints in README.md

Author: Alexey Abel

CHANGELOG.md

@@ -5,6 +5,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.5.1] - 2024-05-01
+
+### Fixed
+
+* Remove .git files from release archive which were kept by accident.
+* Add `db_password_file` example and hint about mandatory db keys for socket configuration to README.md.
+
 ## [1.5.0] - 2024-04-30
 
 ### Added

README.md

@@ -47,7 +47,8 @@ This app has no user interface. All configuration is done via Nextcloud's system
    //'db_port' => '5432',
    'db_name' => 'theNameOfYourUserDatabase',
    'db_user' => 'yourDatabaseUser',
-   'db_password' => 'thePasswordforTheDatabaseUser',
+   'db_password' => 'thePasswordForTheDatabaseUser',
+   //'db_password_file' => '/var/secrets/fileContainingThePasswordForTheDatabaseUser',
    //'mariadb_charset' => 'utf8mb4',
    'queries' => array(
    'get_password_hash_for_user' => 'SELECT password_hash FROM users_fqda WHERE fqda = :username',
@@ -88,6 +89,9 @@ that *User Backend SQL Raw* will connect to.
   * Not more than 100 characters of the first line are read.
   * Whitespace-like characters are [stripped](https://www.php.net/manual/en/function.trim.php) from
     the beginning and end of the read password.
+* If you specify a socket as `db_host` (only for PostgreSQL), you need to put
+  dummy values for the mandatory values, although they are not required for the
+  socket connection. This will be fixed in a future release.
 
 ### 2. SQL Queries
 

appinfo/info.xml

@@ -14,7 +14,7 @@ In contrast to the app *SQL user backend*, you write the SQL queries yourself. Y
 The app uses prepared statements and is written to be secure by default to prevent SQL injections. It understands the most popular standards for password hash formats: MD5-CRYPT, SHA256-CRYPT, SHA512-CRYPT, BCrypt and the state-of-the-art Argon2i and Argon2id. Because the various formats are recognized on-the-fly your db can can have differing hash string formats at the same time, which eases migration to newer formats.
 
 This app supports PostgreSQL and MariaDB/MySQL.]]></description>
-    <version>1.5.0</version>
+    <version>1.5.1</version>
     <licence>agpl</licence>
     <author mail="dev@abelonline.de" >Alexey Abel</author>
     <namespace>UserBackendSqlRaw</namespace>