nvim: override markdown injections for Neovim 0.12 treesitter API compat

dot_config/nvim/after/queries/markdown/injections.scm

@@ -0,0 +1,29 @@
+; Override nvim-treesitter's markdown injections to avoid #set-lang-from-info-string!
+; which crashes on Neovim 0.12 due to changed match table API (captures are now lists).
+; Uses Neovim's native @injection.language capture instead.
+
+(fenced_code_block
+  (info_string
+    (language) @injection.language)
+  (code_fence_content) @injection.content)
+
+((html_block) @injection.content
+  (#set! injection.language "html")
+  (#set! injection.combined)
+  (#set! injection.include-children))
+
+((minus_metadata) @injection.content
+  (#set! injection.language "yaml")
+  (#offset! @injection.content 1 0 -1 0)
+  (#set! injection.include-children))
+
+((plus_metadata) @injection.content
+  (#set! injection.language "toml")
+  (#offset! @injection.content 1 0 -1 0)
+  (#set! injection.include-children))
+
+([
+  (inline)
+  (pipe_table_cell)
+] @injection.content
+  (#set! injection.language "markdown_inline"))