Nomad changes

docs/snippets/zig/metadata/page_boundaries.md

@@ -0,0 +1,62 @@
+```zig title="Zig"
+const std = @import("std");
+const kreuzberg = @import("kreuzberg");
+
+pub fn main() !void {
+    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
+    defer _ = gpa.deinit();
+    const allocator = gpa.allocator();
+
+    const config_json = "{}";
+    const result_json = try kreuzberg.extract_file_sync("document.pdf", null, config_json);
+    defer std.heap.c_allocator.free(result_json);
+
+    var parsed = try std.json.parseFromSlice(std.json.Value, allocator, result_json, .{});
+    defer parsed.deinit();
+
+    const root = parsed.value;
+    if (root != .object) return;
+
+    const stdout = std.io.getStdOut().writer();
+
+    const content_val = root.object.get("content") orelse return;
+    if (content_val != .string) return;
+    const content = content_val.string;
+
+    const metadata_val = root.object.get("metadata") orelse return;
+    if (metadata_val != .object) return;
+
+    const pages_val = metadata_val.object.get("pages") orelse return;
+    if (pages_val != .object) return;
+
+    const boundaries_val = pages_val.object.get("boundaries") orelse return;
+    if (boundaries_val != .array) return;
+
+    var index: usize = 0;
+    for (boundaries_val.array.items) |boundary| {
+        if (index >= 3) break;
+        if (boundary != .object) continue;
+
+        const byte_start_val = boundary.object.get("byte_start") orelse continue;
+        const byte_end_val = boundary.object.get("byte_end") orelse continue;
+        const page_number_val = boundary.object.get("page_number") orelse continue;
+
+        if (byte_start_val != .integer or byte_end_val != .integer or page_number_val != .integer) {
+            continue;
+        }
+
+        const byte_start: usize = @intCast(byte_start_val.integer);
+        const byte_end: usize = @intCast(byte_end_val.integer);
+        const page_number = page_number_val.integer;
+
+        const page_text = content[byte_start..byte_end];
+        const preview_end = @min(@as(usize, 100), page_text.len);
+
+        try stdout.print("Page {d}:\n", .{page_number});
+        try stdout.print("  Byte range: {d}-{d}\n", .{ byte_start, byte_end });
+        try stdout.print("  Preview: {s}...\n", .{page_text[0..preview_end]});
+
+        index += 1;
+    }
+}
+```