chore: switch to MIT license and enrich package metadata

Author: bionicman

.gitattributes

@@ -10,7 +10,3 @@
 *.md text
 *.json text
 *.yml text
-
-# Proprietary software authored by Vadim Rõbalko (Habr)
-# Contact: vadim@habr.team
-# License: proprietary (not open source)

LICENSE

@@ -1,8 +1,21 @@
+MIT License
+
 Copyright (c) 2025 Vadim Rõbalko (Habr)
-All rights reserved.
 
-This software is proprietary and confidential. Unauthorized copying,
-modification, distribution, or use is strictly prohibited without
-explicit permission from the author.
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
 
-Contact: vadim@habr.team
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

README.md

@@ -178,4 +178,4 @@ You can find sample input files under the `examples/` directory.
 
 ## License
 
-Private project, not yet open-source.
+This project is licensed under the MIT License – see the [LICENSE](LICENSE) file for details.

composer.json

@@ -1,8 +1,17 @@
 {
   "name": "tools/bblslug",
   "description": "CLI translation tool for HTML and plain text using LLM-based APIs.",
-  "license": "proprietary",
+  "keywords": ["translation","LLM","deepl","openai"],
+  "homepage": "https://github.com/habralab/bblslug",
+  "license": "MIT",
   "type": "library",
+  "authors": [
+    {
+      "name": "Vadim Rybalko",
+      "email": "vadim@habr.team",
+      "role": "Lead"
+    }
+  ],
   "require": {
     "php": ">=8.0",
     "ext-curl": "*",
@@ -28,11 +37,5 @@
   "scripts": {
     "lint": "vendor/bin/phpcs --standard=phpcs.xml",
     "phpunit": "vendor/bin/phpunit"
-  },
-  "authors": [
-    {
-      "name": "Vadim Rybalko",
-      "role": "Lead"
-    }
-  ]
+  }
 }