Nomad changes

docs/snippets/r/utils/chunking_rag.md

@@ -0,0 +1,25 @@
+```r title="R"
+library(kreuzberg)
+
+config <- list(
+  chunking = list(
+    max_characters = 500L,
+    overlap = 50L,
+    embedding = list(
+      model = list(type = "preset", name = "balanced"),
+      normalize = TRUE
+    )
+  )
+)
+
+json <- extract_file_sync("research_paper.pdf", "application/pdf", config)
+result <- jsonlite::fromJSON(json, simplifyVector = FALSE)
+
+for (i in seq_along(result$chunks)) {
+  chunk <- result$chunks[[i]]
+  cat(sprintf("Chunk %d/%d\n", i, length(result$chunks)))
+  if (!is.null(chunk$embedding)) {
+    cat(sprintf("  Embedding: %d dimensions\n", length(chunk$embedding)))
+  }
+}
+```