updated vector store indexing to only use languages with an embedding.scm treesitter query

Co-authored-by: maxbrunsfeld <max@zed.dev>

crates/zed/src/languages.rs

@@ -170,6 +170,7 @@ fn load_queries(name: &str) -> LanguageQueries {
         brackets: load_query(name, "/brackets"),
         indents: load_query(name, "/indents"),
         outline: load_query(name, "/outline"),
+        embedding: load_query(name, "/embedding"),
         injections: load_query(name, "/injections"),
         overrides: load_query(name, "/overrides"),
     }

crates/zed/src/languages/rust/embedding.scm

@@ -0,0 +1,36 @@
+(struct_item
+    (visibility_modifier)? @context
+    "struct" @context
+    name: (_) @name) @item
+
+(enum_item
+    (visibility_modifier)? @context
+    "enum" @context
+    name: (_) @name) @item
+
+(impl_item
+    "impl" @context
+    trait: (_)? @name
+    "for"? @context
+    type: (_) @name) @item
+
+(trait_item
+    (visibility_modifier)? @context
+    "trait" @context
+    name: (_) @name) @item
+
+(function_item
+    (visibility_modifier)? @context
+    (function_modifiers)? @context
+    "fn" @context
+    name: (_) @name) @item
+
+(function_signature_item
+    (visibility_modifier)? @context
+    (function_modifiers)? @context
+    "fn" @context
+    name: (_) @name) @item
+
+(macro_definition
+    . "macro_rules!" @context
+    name: (_) @name) @item