Introduce lint-md and compliance-docs pipeline (#24021)

- Add new Make target `lint-md`
- Add new Drone pipeline `compliance-docs`
- Add `*.md` to docs exclusion/inclusion
- Consistently quote `path.include` and `path.exclude` statements in
YAML

2 files changed, 52 insertions, 18 deletions

diff --git a/.drone.yml b/.drone.yml
index 225192c5d9..5f1167d286 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -12,7 +12,8 @@ trigger:
     - pull_request
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
+      - "*.md"
 
 volumes:
   - name: deps
@@ -181,7 +182,7 @@ trigger:
     - pull_request
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 volumes:
   - name: deps
@@ -269,6 +270,35 @@ steps:
 ---
 kind: pipeline
 type: docker
+name: compliance-docs
+
+platform:
+  os: linux
+  arch: amd64
+
+trigger:
+  event:
+    - pull_request
+  paths:
+    include:
+      - "docs/**"
+      - "*.md"
+
+steps:
+  - name: deps-frontend
+    image: node:18
+    pull: always
+    commands:
+      - make deps-frontend
+
+  - name: lint-md
+    image: node:18
+    commands:
+      - make lint-md
+
+---
+kind: pipeline
+type: docker
 name: testing-mysql
 
 platform:
@@ -283,7 +313,7 @@ trigger:
     - pull_request
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 volumes:
   - name: deps
@@ -444,7 +474,7 @@ trigger:
     - pull_request
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 volumes:
   - name: deps
@@ -530,7 +560,7 @@ trigger:
     - pull_request
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 volumes:
   - name: deps
@@ -616,7 +646,7 @@ trigger:
     - pull_request
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 volumes:
   - name: deps
@@ -696,7 +726,7 @@ trigger:
     - pull_request
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 volumes:
   - name: deps
@@ -867,7 +897,7 @@ trigger:
     - push
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 depends_on:
   - testing-mysql
@@ -1125,7 +1155,7 @@ trigger:
     - pull_request
   paths:
     include:
-      - docs/**
+      - "docs/**"
 
 steps:
   - name: build-docs
@@ -1176,7 +1206,7 @@ trigger:
     - cron
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 steps:
   - name: fetch-tags
@@ -1253,7 +1283,7 @@ trigger:
     - cron
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 steps:
   - name: fetch-tags
@@ -1468,7 +1498,7 @@ trigger:
     - pull_request
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 steps:
   - name: dryrun
@@ -1515,7 +1545,7 @@ trigger:
     - cron
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 steps:
   - name: fetch-tags
@@ -1592,7 +1622,7 @@ trigger:
     - cron
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 steps:
   - name: fetch-tags
@@ -1667,7 +1697,7 @@ trigger:
     - cron
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 steps:
   - name: fetch-tags
@@ -1834,7 +1864,7 @@ trigger:
     - cron
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 depends_on:
   - docker-linux-amd64-release-version
@@ -1884,7 +1914,7 @@ trigger:
     - cron
   paths:
     exclude:
-      - docs/**
+      - "docs/**"
 
 depends_on:
   - docker-linux-amd64-release
diff --git a/Makefile b/Makefile
index 56ac44eb11..eb48766194 100644
--- a/Makefile
+++ b/Makefile
@@ -196,6 +196,7 @@ help:
 	@echo " - lint                             lint everything"
 	@echo " - lint-frontend                    lint frontend files"
 	@echo " - lint-backend                     lint backend files"
+	@echo " - lint-md                          lint markdown files"
 	@echo " - checks                           run various consistency checks"
 	@echo " - checks-frontend                  check frontend files"
 	@echo " - checks-backend                   check backend files"
@@ -341,10 +342,13 @@ checks-backend: tidy-check swagger-check fmt-check misspell-check swagger-valida
 lint: lint-frontend lint-backend
 
 .PHONY: lint-frontend
-lint-frontend: node_modules
+lint-frontend: node_modules lint-md
 	npx eslint --color --max-warnings=0 --ext js,vue web_src/js build *.config.js docs/assets/js tests/e2e
 	npx stylelint --color --max-warnings=0 web_src/css
 	npx spectral lint -q -F hint $(SWAGGER_SPEC)
+
+.PHONY: lint-md
+lint-md: node_modules
 	npx markdownlint docs *.md
 
 .PHONY: lint-backend