[CONFIG] Makefile: JSON format/check re-arranged.

.github/workflows/prettier-json.yml

@@ -3,28 +3,30 @@ name: Prettier JSON Lint
 
 on: # yamllint disable-line rule:truthy
   push:
-    branches: ['main']
+    branches: ["main"]
   pull_request:
-    # The branches below must be a subset of the branches above
-    branches: ['main']
   workflow_dispatch:
 
 jobs:
   json-lint:
-    name: 'Prettier JSON Lint'
-    runs-on: ['ubuntu-26.04']
+    name: "Prettier JSON Lint"
+    runs-on: ["ubuntu-26.04"]
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
 
       - name: Set up Node.js
         uses: actions/setup-node@v7
         with:
-          node-version: 24.x
+          node-version: 26.x
 
       - name: Install Prettier
         run: |
-          npm install -g --ignore-scripts prettier@3.9.6
+          npm install -g --ignore-scripts prettier@3.9.8
+
+      - name: Tool check
+        run: |
+          prettier --version
 
       - name: Prettier LINT / Style JSON
         run: >
-          prettier --check ./src/**/*.json
+          prettier --check ./**/*.json

.prettierignore

@@ -0,0 +1 @@
+/*.json

Makefile

@@ -119,7 +119,7 @@ lint: test/styling test/static
 lint/all: lint/markdown lint/yaml lint/json test/styling test/static
 
 format/json:
-	prettier --write ./src/**/*.json
+	prettier --write ./**/*.json
 
 format/sources:
 	${PACKAGE_TOOL} run autopep8 --in-place --recursive --aggressive --aggressive --verbose src/
@@ -193,6 +193,13 @@ compose/lint/yaml:
  	yamllint --strict . \
   && echo '✔  Your code looks good.'
 
+compose/lint/json:
+	${DOCKER_COMPOSE} --profile lint run --rm \
+    --workdir /workspace \
+    -v "$$(pwd):/workspace" \
+    prettier --check /workspace/**/*.json \
+		&& echo '✔  Your code looks good.'
+
 compose/test/styling: compose/build
 	${DOCKER_COMPOSE} --profile lint run --rm algorithm-exercises-py-lint make test/styling
 
@@ -207,7 +214,9 @@ compose/test: compose/build
 compose/run: compose/build
 	${DOCKER_COMPOSE} --profile production run --rm algorithm-exercises-py make run
 
-compose/all: compose/rebuild compose/test compose/lint
+compose/lint: compose/test/styling compose/test/static
+
+compose/lint/all: compose/lint/markdown compose/lint/yaml compose/lint/json compose/test/styling compose/test/static
 
 all:
 	$(call crono, make clean; make dependencies; make build; make test; make lint; make coverage/html)