feat(gdscript): add language server support

Author: HeitorAugustoLN

book/src/generated/lang-support.md

@@ -64,7 +64,7 @@
 | fortran | ✓ |  | ✓ | `fortls` |
 | fsharp | ✓ |  |  | `fsautocomplete` |
 | gas | ✓ | ✓ |  | `asm-lsp` |
-| gdscript | ✓ | ✓ | ✓ |  |
+| gdscript | ✓ | ✓ | ✓ | `ncat` |
 | gemini | ✓ |  |  |  |
 | gherkin | ✓ |  |  |  |
 | ghostty | ✓ |  |  |  |

languages.toml

@@ -159,6 +159,9 @@ paramName = "All"
 paramType = true
 await = true
 
+[language-server.godot]
+command = "ncat"
+args = ["127.0.0.1", "6005"]
 
 [language-server.gopls]
 command = "gopls"
@@ -2169,6 +2172,7 @@ auto-format = true
 formatter = { command = "gdformat", args = ["-"] }
 comment-tokens = ["#", "##"]
 indent = { tab-width = 4, unit = "\t" }
+language-servers = [ "godot" ]
 
 [[grammar]]
 name = "gdscript"