feat: scope the comment rule to yaml, yml, and toml too

Adds them to both the paths glob and the linter's extension set, which
had also drifted apart on scala.

claude-md/code-comments.md

@@ -1,6 +1,6 @@
 ---
 paths:
-  - "**/*.{ts,tsx,js,jsx,mjs,cjs,py,rs,go,sol,sh,bash,zsh,c,h,cc,cpp,hpp,java,kt,rb,lua,zig,nix,swift,php,cs,ex}"
+  - "**/*.{ts,tsx,js,jsx,mjs,cjs,py,rs,go,sol,sh,bash,zsh,c,h,cc,cpp,hpp,java,kt,rb,lua,zig,nix,swift,php,cs,scala,ex,yaml,yml,toml}"
 ---
 
 ## Code comments

hooks/comment-lint.py

@@ -15,17 +15,22 @@ import sys
 
 MAX_COMMENT_RUN = 3  # contract budget; past this you are teaching, not warning
 
+# MUST stay in sync with the paths glob in claude-md/code-comments.md — a file
+# type in one and not the other either lints without the rule loaded, or loads
+# the rule and never lints.
 CODE_EXT = {
     ".ts", ".tsx", ".js", ".jsx", ".mjs", ".cjs", ".py", ".rs", ".go", ".sol",
     ".sh", ".bash", ".zsh", ".c", ".h", ".cc", ".cpp", ".hpp", ".java", ".kt",
     ".rb", ".lua", ".zig", ".nix", ".swift", ".php", ".cs", ".scala", ".ex",
+    ".yaml", ".yml", ".toml",
 }
 
 COMMENT_RE = re.compile(r"^\s*(//+|#+|/\*+|\*+/?|--|;;?)\s?(.*)$")
 # Only match syntax the language actually has. In a hash-comment language a `//` or `*` line is
 # almost always a string literal holding code for another language, and linting it flags text the
 # script is deleting rather than text it is adding.
-HASH_ONLY_EXT = {".py", ".sh", ".bash", ".zsh", ".rb", ".ex", ".nix"}
+HASH_ONLY_EXT = {".py", ".sh", ".bash", ".zsh", ".rb", ".ex", ".nix",
+                 ".yaml", ".yml", ".toml"}
 HASH_RE = re.compile(r"^\s*(#+)\s?(.*)$")
 
 # Design rationale, alternatives, history: capped at 1-2 lines, belongs in docs.