Complete redo of content indexing and querying (#517)

Complete redo of data store
Introduces live queries and live templates

plug-api/silverbullet-syscall/language.ts

@@ -0,0 +1,16 @@
+import { syscall } from "$sb/silverbullet-syscall/syscall.ts";
+
+import type { ParseTree } from "$sb/lib/tree.ts";
+
+/**
+ * Parses a piece of code using any of the supported SB languages, see `common/languages.ts` for a list
+ * @param language the language to parse
+ * @param code the code to parse
+ * @returns a ParseTree representation of the code
+ */
+export function parseLanguage(
+  language: string,
+  code: string,
+): Promise<ParseTree> {
+  return syscall("language.parseLanguage", language, code);
+}