Prepare for OSS release v0.0.1

Version updates:
- Set version to 0.0.1 across all files
- Update CLI banner, SARIF output, and documentation

New files:
- LICENSE: MIT license
- CHANGELOG.md: Initial changelog with all features
- CONTRIBUTING.md: Contribution guidelines

composer.json enhancements:
- Add version, keywords, homepage, support URLs
- Add authors section
- Add require-dev for PHPUnit

README.md updates:
- Update repository URLs to security-linter/php-laravel
- Update Docker image references

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

README.md

@@ -28,7 +28,7 @@ No PHP or Composer environment required.
 
 ```bash
 # Clone the repository
-git clone https://github.com/your-org/php-laravel-security-linter.git
+git clone https://github.com/security-linter/php-laravel.git
 cd php-laravel-security-linter
 
 # Install (builds Docker image and installs command)
@@ -49,7 +49,7 @@ php-security-lint app/ -s high
 Requires PHP 8.1+ and Composer.
 
 ```bash
-git clone https://github.com/your-org/php-laravel-security-linter.git
+git clone https://github.com/security-linter/php-laravel.git
 cd php-laravel-security-linter
 composer install
 php bin/security-lint /path/to/target
@@ -207,7 +207,7 @@ Place `.security-lint.json` in your project root to persist settings:
 
 ```
 ╔════════════════════════════════════════════════════════════╗
-║       PHP/Laravel Security Linter v1.0.0                   ║
+║       PHP/Laravel Security Linter v0.0.1                   ║
 ╚════════════════════════════════════════════════════════════╝
 Analyzing: app/
 
@@ -267,7 +267,7 @@ jobs:
       - name: Run Security Linter
         run: |
           docker run --rm -v ${{ github.workspace }}:/target \
-            ghcr.io/your-org/php-security-linter:latest \
+            ghcr.io/security-linter/php-laravel:latest \
             /target -s high -f sarif -o /target/security.sarif
 
       - name: Upload SARIF
@@ -280,7 +280,7 @@ jobs:
 
 ```yaml
 security-lint:
-  image: ghcr.io/your-org/php-security-linter:latest
+  image: ghcr.io/security-linter/php-laravel:latest
   script:
     - security-lint . -s medium -f json -o security-report.json
   artifacts:
@@ -336,7 +336,7 @@ PHPやComposerの環境構築なしで使用できます。
 
 ```bash
 # リポジトリをクローン
-git clone https://github.com/your-org/php-laravel-security-linter.git
+git clone https://github.com/security-linter/php-laravel.git
 cd php-laravel-security-linter
 
 # インストール (Dockerイメージのビルドとコマンドのインストール)
@@ -357,7 +357,7 @@ php-security-lint app/ -s high
 PHP 8.1以上とComposerが必要です。
 
 ```bash
-git clone https://github.com/your-org/php-laravel-security-linter.git
+git clone https://github.com/security-linter/php-laravel.git
 cd php-laravel-security-linter
 composer install
 php bin/security-lint /path/to/target
@@ -515,7 +515,7 @@ php bin/security-lint app/ -l en
 
 ```
 ╔════════════════════════════════════════════════════════════╗
-║       PHP/Laravel セキュリティリンター v1.0.0              ║
+║       PHP/Laravel セキュリティリンター v0.0.1              ║
 ╚════════════════════════════════════════════════════════════╝
 解析中: app/
 
@@ -575,7 +575,7 @@ jobs:
       - name: Run Security Linter
         run: |
           docker run --rm -v ${{ github.workspace }}:/target \
-            ghcr.io/your-org/php-security-linter:latest \
+            ghcr.io/security-linter/php-laravel:latest \
             /target -s high -f sarif -o /target/security.sarif
 
       - name: Upload SARIF
@@ -588,7 +588,7 @@ jobs:
 
 ```yaml
 security-lint:
-  image: ghcr.io/your-org/php-security-linter:latest
+  image: ghcr.io/security-linter/php-laravel:latest
   script:
     - security-lint . -s medium -f json -o security-report.json
   artifacts: