fix(prettier-markdown): use nix to install prettier

Author: chris-martin

prettier-markdown/Dockerfile

@@ -0,0 +1,8 @@
+FROM nixos/nix:2.32.1
+LABEL maintainer="Pat Brisbin <[email protected]>"
+RUN echo "experimental-features = nix-command flakes" > /etc/nix/nix.conf
+RUN nix profile install --impure 'github:NixOS/nixpkgs?rev=c8aa8cc00a5cb57fada0851a038d35c08a36a2bb#nodePackages.prettier'
+RUN nix profile install --impure 'nixpkgs#gnused'
+RUN mkdir -p /code
+WORKDIR /code
+CMD ["prettier", "--help"]

prettier-markdown/info.yaml

@@ -1,8 +1,10 @@
 ---
-overrides: prettier
+enabled: true
 name: prettier-markdown
+version_cmd: |
+  prettier --version | sed 's/^/v/; s/$/-3/'
 command:
-  - /app/node_modules/.bin/prettier
+  - prettier
   - "--write"
 include:
   - "**/*.md"