Shortcode for rendering code snippets from separate markdown files (#1548)

* shortcode for rendering code snippets from separate markdown files

* formatted code

* fix and readme

* semi-automatically extracts snippets from markdown

* extract snippets from points.md

* extract snippets from vectors.md

* extract snippets from payload.md

* extract snippets from search.md + fixes

* extract snippets from explore.md

* extract snippets from hybrid-queries.md + mode query by id into search

* extract snippets from filtering.md

* extract snippets from storage.md + update outdated info

* extract snippets from indexing.md

* extract snippets from snapshots.md

* extract snippets from guides/optimize.md

* extract snippets from guides/multiple-partitions.md + fix aside note

* extract snippets from guides/quantization.md

* use auto-generated descriptions

* order json snippets first

---------

Co-authored-by: generall <andrey@vasnetsov.com>

qdrant-landing/content/documentation/headless/snippets/query-groups/with-lookup/go.md

@@ -0,0 +1,23 @@
+```go
+import (
+	"context"
+
+	"github.com/qdrant/go-client/qdrant"
+)
+
+client, err := qdrant.NewClient(&qdrant.Config{
+	Host: "localhost",
+	Port: 6334,
+})
+
+client.QueryGroups(context.Background(), &qdrant.QueryPointGroups{
+	CollectionName: "{collection_name}",
+	Query:          qdrant.NewQuery(0.2, 0.1, 0.9, 0.7),
+	GroupBy:        "document_id",
+	GroupSize:      qdrant.PtrOf(uint64(2)),
+	WithLookup: &qdrant.WithLookup{
+		Collection:  "documents",
+		WithPayload: qdrant.NewWithPayloadInclude("title", "text"),
+	},
+})
+```