Add Calibre blueprint with Docker Compose and configuration files

- Introduced Docker Compose setup for Calibre service, including environment variables and volume configuration.
- Added logo for Calibre.
- Created template.toml for Calibre with default variables for configuration.
- Updated meta.json to include Calibre with detailed description, logo, and relevant links.

meta.json

@@ -2276,5 +2276,21 @@
       "ai",
       "self-hosted"
     ]
+  },
+  {
+    "id": "calibre",
+    "name": "Calibre",
+    "version": "7.26.0",
+    "description": "Calibre is a comprehensive e-book management tool designed to organize, convert, and read your e-book collection. It supports most of the major e-book formats and is compatible with various e-book reader devices.",
+    "logo": "logo.png",
+    "links": {
+      "github": "https://github.com/kovidgoyal/calibre",
+      "website": "https://calibre-ebook.com/",
+      "docs": "https://manual.calibre-ebook.com/"
+    },
+    "tags": [
+      "Documents",
+      "E-Commerce"
+    ]
   }
 ]