Initial commit: Create comprehensive Git playground

- Multi-language source code (Python, JavaScript, Java, C++, Go)
- Configuration files (JSON, YAML, INI)
- Sample data files (CSV, JSON, logs)
- Binary and media assets (PNG, SVG, PDF)
- Test files and deployment scripts
- Nested directory structure for testing Git features

🤖 Generated with [Claude Code](https://claude.ai/code)

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

data/sample_data.json

@@ -0,0 +1,61 @@
+{
+  "users": [
+    {
+      "id": 1,
+      "name": "John Doe",
+      "profile": {
+        "age": 28,
+        "email": "john@example.com",
+        "preferences": {
+          "theme": "dark",
+          "notifications": true,
+          "language": "en"
+        }
+      },
+      "posts": [
+        {
+          "id": 101,
+          "title": "Hello World",
+          "content": "This is my first post!",
+          "tags": ["intro", "hello"],
+          "created_at": "2023-01-15T10:30:00Z"
+        },
+        {
+          "id": 102,
+          "title": "Learning Git",
+          "content": "Git is a powerful version control system.",
+          "tags": ["git", "learning", "development"],
+          "created_at": "2023-01-20T14:45:00Z"
+        }
+      ]
+    },
+    {
+      "id": 2,
+      "name": "Jane Smith",
+      "profile": {
+        "age": 32,
+        "email": "jane@example.com",
+        "preferences": {
+          "theme": "light",
+          "notifications": false,
+          "language": "es"
+        }
+      },
+      "posts": [
+        {
+          "id": 103,
+          "title": "Data Analysis Tips",
+          "content": "Here are some useful tips for data analysis...",
+          "tags": ["data", "analysis", "tips"],
+          "created_at": "2023-01-18T09:15:00Z"
+        }
+      ]
+    }
+  ],
+  "metadata": {
+    "version": "1.0",
+    "generated_at": "2023-01-25T12:00:00Z",
+    "total_users": 2,
+    "total_posts": 3
+  }
+}