added README

.gallery/gallery.py

@@ -0,0 +1,46 @@
+import json
+import os
+import subprocess
+
+
+def compile(root_path):
+    subprocess.run([
+        "typst",
+        "c",
+        "--root="+root_path,
+        os.path.join(root_path, ".gallery", "gallery.typ"),
+        os.path.join(root_path, ".gallery", "page-{n}.png")
+    ])
+
+
+def query(root_path):
+    proc = subprocess.run([
+        "typst",
+        "query",
+        "--root="+root_path,
+        os.path.join(root_path, ".gallery", "gallery.typ"),
+        "metadata"
+    ], capture_output=True)
+    return json.loads(proc.stdout)
+
+
+def main():
+    root_path = os.path.abspath(
+        os.path.join(
+            os.path.dirname(__file__),
+            os.path.pardir
+        )
+    )
+    
+    compile(root_path)
+    metadata = query(root_path)
+    for entry in metadata:
+        name = entry["value"]["name"]
+        page = entry["value"]["page"]
+        from_path = os.path.join(root_path, ".gallery", f"page-{page}.png")
+        to_path = os.path.join(root_path, ".gallery", f"{name}.png")
+        os.rename(from_path, to_path)
+
+
+if __name__ == "__main__":
+    main()