feat: inject sigils

Based on #75 and #84 I'm assuming it's fine to inject more sigils.

I've included ones from
https://elixir-lang.org/blog/2025/08/18/interop-and-portability and a
couple others that seems popular.

Author: leandrocp

queries/injections.scm

@@ -2,14 +2,86 @@
 ((sigil
   (sigil_name) @_sigil_name
   (quoted_content) @injection.content)
- (#any-of? @_sigil_name "H" "LVN")
+ (#any-of? @_sigil_name "H" "LVN" "HOLO")
  (#set! injection.language "heex")
  (#set! injection.combined))
 
+; Regex
+((sigil
+  (sigil_name) @_sigil_name
+  (quoted_content) @injection.content)
+ (#any-of? @_sigil_name "r" "R")
+ (#set! injection.language "regex")
+ (#set! injection.combined))
+
+; Json
+((sigil
+  (sigil_name) @_sigil_name
+  (quoted_content) @injection.content)
+ (#any-of? @_sigil_name "j" "J")
+ (#set! injection.language "json")
+ (#set! injection.combined))
+
 ; SQL injection
 ((sigil
   (sigil_name) @_sigil_name
   (quoted_content) @injection.content)
  (#eq? @_sigil_name "SQL")
  (#set! injection.language "sql")
  (#set! injection.combined))
+
+; Surface
+((sigil
+  (sigil_name) @_sigil_name
+  (quoted_content) @injection.content)
+ (#eq? @_sigil_name "F")
+ (#set! injection.language "surface")
+ (#set! injection.combined))
+
+; Markdown
+((sigil
+  (sigil_name) @_sigil_name
+  (quoted_content) @injection.content)
+ (#eq? @_sigil_name "MD")
+ (#set! injection.language "markdown")
+ (#set! injection.combined))
+
+; Zig
+((sigil
+  (sigil_name) @_sigil_name
+  (quoted_content) @injection.content)
+ (#any-of? @_sigil_name "z" "Z")
+ (#set! injection.language "zig")
+ (#set! injection.combined))
+
+; Python
+((sigil
+  (sigil_name) @_sigil_name
+  (quoted_content) @injection.content)
+ (#eq? @_sigil_name "PY")
+ (#set! injection.language "python")
+ (#set! injection.combined))
+
+; JavaScript
+((sigil
+  (sigil_name) @_sigil_name
+  (quoted_content) @injection.content)
+ (#eq? @_sigil_name "JS")
+ (#set! injection.language "javascript")
+ (#set! injection.combined))
+
+; Svelte
+((sigil
+  (sigil_name) @_sigil_name
+  (quoted_content) @injection.content)
+ (#eq? @_sigil_name "V")
+ (#set! injection.language "svelte")
+ (#set! injection.combined))
+
+; Vue
+((sigil
+  (sigil_name) @_sigil_name
+  (quoted_content) @injection.content)
+ (#eq? @_sigil_name "VUE")
+ (#set! injection.language "vue")
+ (#set! injection.combined))