diff --git a/src/content/charlie-config.schema.json b/src/content/charlie-config.schema.json
new file mode 100644
index 0000000..e97b116
--- /dev/null
+++ b/src/content/charlie-config.schema.json
@@ -0,0 +1,238 @@
+{
+    "definitions": {},
+    "$schema": "http://json-schema.org/draft-07/schema#",
+    "$id": "charlie-config.json",
+    "type": "object",
+    "title": "Config for the gallery website",
+    "required": [
+        "title",
+        "footer",
+        "artwork",
+        "artworks"
+    ],
+    "properties": {
+        "title": {
+            "$id": "#/properties/title",
+            "type": "object",
+            "title": "Title of the website",
+            "required": [
+                "text",
+                "sub",
+                "height",
+                "background",
+                "dim",
+                "text_color",
+                "font"
+            ],
+            "properties": {
+                "text": {
+                    "$id": "#/properties/title/properties/text",
+                    "type": "string",
+                    "title": "Title text",
+                    "default": "",
+                    "examples": [
+                        "Charlie's Gallery"
+                    ],
+                    "pattern": "^(.*)$"
+                },
+                "sub": {
+                    "$id": "#/properties/title/properties/sub",
+                    "type": "string",
+                    "title": "Subtitle text",
+                    "default": "",
+                    "examples": [
+                        "This is a subtitle"
+                    ],
+                    "pattern": "^(.*)$"
+                },
+                "height": {
+                    "$id": "#/properties/title/properties/height",
+                    "type": "integer",
+                    "title": "Height in percentage",
+                    "default": 0,
+                    "examples": [
+                        80
+                    ]
+                },
+                "background": {
+                    "$id": "#/properties/title/properties/background",
+                    "type": "string",
+                    "title": "Background image / color",
+                    "default": "",
+                    "examples": [
+                        "title.jpeg"
+                    ],
+                    "pattern": "^(.*)$"
+                },
+                "dim": {
+                    "$id": "#/properties/title/properties/dim",
+                    "type": "integer",
+                    "title": "Darken background by this percent",
+                    "default": 0,
+                    "examples": [
+                        60
+                    ]
+                },
+                "text_color": {
+                    "$id": "#/properties/title/properties/text_color",
+                    "type": "string",
+                    "title": "Text color (name / hex / rgb)",
+                    "default": "",
+                    "examples": [
+                        "white"
+                    ],
+                    "pattern": "^(.*)$"
+                },
+                "font": {
+                    "$id": "#/properties/title/properties/font",
+                    "type": "string",
+                    "title": "Font family",
+                    "default": "",
+                    "examples": [
+                        "'Neucha', cursive"
+                    ],
+                    "pattern": "^(.*)$"
+                }
+            }
+        },
+        "footer": {
+            "$id": "#/properties/footer",
+            "type": "object",
+            "title": "Footer",
+            "required": [
+                "text",
+                "height",
+                "background"
+            ],
+            "properties": {
+                "text": {
+                    "$id": "#/properties/footer/properties/text",
+                    "type": "string",
+                    "title": "Footer text",
+                    "default": "",
+                    "examples": [
+                        ""
+                    ],
+                    "pattern": "^(.*)$"
+                },
+                "height": {
+                    "$id": "#/properties/footer/properties/height",
+                    "type": "integer",
+                    "title": "Footer height in percentage",
+                    "default": 0,
+                    "examples": [
+                        10
+                    ]
+                },
+                "background": {
+                    "$id": "#/properties/footer/properties/background",
+                    "type": "string",
+                    "title": "Footer background color",
+                    "default": "",
+                    "examples": [
+                        "lightgray"
+                    ],
+                    "pattern": "^(.*)$"
+                }
+            }
+        },
+        "artwork": {
+            "$id": "#/properties/artwork",
+            "type": "object",
+            "title": "Global artwork property",
+            "required": [
+                "default_title",
+                "default_format",
+                "author"
+            ],
+            "properties": {
+                "default_title": {
+                    "$id": "#/properties/artwork/properties/default_title",
+                    "type": "string",
+                    "title": "Default title when title is not defined",
+                    "default": "",
+                    "examples": [
+                        "Untitled"
+                    ],
+                    "pattern": "^(.*)$"
+                },
+                "default_format": {
+                    "$id": "#/properties/artwork/properties/default_format",
+                    "type": "string",
+                    "title": "Default format",
+                    "default": "",
+                    "examples": [
+                        "jpg"
+                    ],
+                    "pattern": "^(.*)$"
+                },
+                "author": {
+                    "$id": "#/properties/artwork/properties/author",
+                    "type": "string",
+                    "title": "Default Author",
+                    "default": "",
+                    "examples": [
+                        "Charlie"
+                    ],
+                    "pattern": "^(.*)$"
+                }
+            }
+        },
+        "artworks": {
+            "$id": "#/properties/artworks",
+            "type": "array",
+            "title": "Artwork list",
+            "items": {
+                "$id": "#/properties/artworks/items",
+                "type": "object",
+                "title": "Items",
+                "required": [
+                    "date",
+                    "title"
+                ],
+                "properties": {
+                    "date": {
+                        "$id": "#/properties/artworks/items/properties/date",
+                        "type": "string",
+                        "title": "Publish date",
+                        "default": "",
+                        "examples": [
+                            "2019-10-05"
+                        ],
+                        "pattern": "^(.*)$"
+                    },
+                    "title": {
+                        "$id": "#/properties/artworks/items/properties/title",
+                        "type": "string",
+                        "title": "Title of the artwork",
+                        "default": "",
+                        "examples": [
+                            "Vibrance"
+                        ],
+                        "pattern": "^(.*)$"
+                    },
+                    "format": {
+                        "$id": "#/properties/artworks/items/properties/format",
+                        "type": "string",
+                        "title": "Format (file suffix)",
+                        "default": "",
+                        "examples": [
+                            "png"
+                        ],
+                        "pattern": "^(.*)$"
+                    },
+                    "description": {
+                        "$id": "#/properties/artworks/items/properties/description",
+                        "type": "string",
+                        "title": "Description",
+                        "default": "",
+                        "examples": [
+                            "This is a picture"
+                        ],
+                        "pattern": "^(.*)$"
+                    }
+                }
+            }
+        }
+    }
+}