feat: add rust snippets

qdrant-landing/content/documentation/headless/snippets/inference/openai-upsert/rust.md

@@ -0,0 +1,25 @@
+```rust
+use qdrant_client::{
+    Payload, Qdrant, QdrantError,
+    qdrant::{Document, PointStruct, UpsertPointsBuilder},
+};
+use std::collections::HashMap;
+
+let client = Qdrant::from_url("http://localhost:6333").build()?;
+let mut options = HashMap::new();
+options.insert("openai-api-key".to_string(), "<YOUR_OPENAI_API_KEY>".into());
+options.insert("dimensions".to_string(), 512.into());
+
+client
+    .upsert_points(UpsertPointsBuilder::new("<your-collection>",
+        vec![
+            PointStruct::new(1,
+                Document {
+                  text: "Recipe for baking chocolate chip cookies".into(),
+                  model: "openai/text-embedding-3-large".into(),
+                  options,
+                  },
+                Payload::default())
+            ]).wait(true))
+        .await?;
+```