docs: C# snippets

Signed-off-by: Anush008 <anushshetty90@gmail.com>

qdrant-landing/content/documentation/headless/snippets/inference/ingest/csharp.md

@@ -0,0 +1,26 @@
+```csharp
+using Qdrant.Client;
+using Qdrant.Client.Grpc;
+
+var client = new QdrantClient(
+host: "xyz-example.qdrant.io", port: 6334, https: true, apiKey: "<your-api-key>");
+
+await client.UpsertAsync(
+    collectionName: "{collection_name}",
+    points: new List<PointStruct>
+    {
+        new()
+        {
+            Id = 1,
+            Vectors = new Dictionary<string, Vector>
+            {
+                ["my-bm25-vector"] = new Document()
+                {
+                    Model = "qdrant/bm25",
+                    Text = "Recipe for baking chocolate chip cookies",
+                },
+            },
+        },
+    }
+);
+```

qdrant-landing/content/documentation/headless/snippets/inference/ingest/go.md

@@ -14,7 +14,7 @@ client, err := qdrant.NewClient(&qdrant.Config{
 })
 
 client.Upsert(ctx, &qdrant.UpsertPoints{
-	CollectionName: "<your-collection>",
+	CollectionName: "{collection_name}",
 	Points: []*qdrant.PointStruct{
 		{
 			Id: qdrant.NewIDNum(uint64(1)),

qdrant-landing/content/documentation/headless/snippets/inference/ingest/http.md

@@ -1,5 +1,5 @@
 ```http
-PUT /collections/<your-collection_name>/points
+PUT /collections/{collection_name}/points
 {
   "points": [
     {

qdrant-landing/content/documentation/headless/snippets/inference/ingest/python.md

@@ -8,7 +8,7 @@ client = QdrantClient(
 )
 
 client.upsert(
-    collection_name="<your-collection_name",
+    collection_name="{collection_name}",
     points=[
         models.PointStruct(
             id=1,

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

@@ -7,7 +7,7 @@ use qdrant_client::{
 let client = Qdrant::from_url("<your-qdrant-url>").build()?;
 
 client
-    .upsert_points(UpsertPointsBuilder::new("<your-collection>",
+    .upsert_points(UpsertPointsBuilder::new("{collection_name}",
         vec![
             PointStruct::new(1,
                 HashMap::from([("my-bm25-vector".to_string(),