chore: update flint to v0.21.0

Signed-off-by: Gregor Zeitlinger <gregor.zeitlinger@grafana.com>

Author: zeitlinger

.editorconfig

@@ -260,6 +260,8 @@ ij_java_wrap_comments = false
 ij_java_wrap_first_method_in_call_chain = false
 ij_java_wrap_long_lines = false
 
+# Java line length is handled by google-java-format
+max_line_length = off
 [*.proto]
 ij_continuation_indent_size = 2
 ij_proto_keep_indents_on_empty_lines = false
@@ -761,3 +763,7 @@ ij_properties_spaces_around_key_value_delimiter = false
 [{*.yaml, *.yml}]
 ij_yaml_keep_indents_on_empty_lines = false
 ij_yaml_keep_line_breaks = true
+
+[*.md]
+# Markdown line length is handled by rumdl
+max_line_length = off

.github/config/.rumdl.toml

@@ -0,0 +1,9 @@
+[MD013]
+enabled = true
+line-length = 120
+code-blocks = false
+tables = false
+
+[MD060]
+enabled = true
+style = "aligned"

.github/config/.taplo.toml

@@ -0,0 +1,3 @@
+[formatting]
+column_width = 120
+indent_string = "  "

.github/renovate.json5

@@ -1,7 +1,7 @@
 {
   $schema: 'https://docs.renovatebot.com/renovate-schema.json',
   extends: [
-    "github>grafana/flint#v0.20.4",
+    "github>grafana/flint#v0.21.0",
     'config:best-practices',
     'helpers:pinGitHubActionDigestsToSemver',
     'customManagers:githubActionsVersions',

biome.json biome.jsoncbiome.json renamed to biome.jsonc

@@ -1,8 +1,20 @@
 [tools]
 
 # Linters
+actionlint = "1.7.12"
+"aqua:owenlamont/ryl" = "0.7.0"
+biome = "2.4.13"
+editorconfig-checker = "3.6.1"
+"github:google/google-java-format" = "1.35.0"
 "github:grafana/flint" = "0.20.4"
+"github:jonwiggins/xmloxide" = "0.4.2"
+"github:koalaman/shellcheck" = "0.11.0"
+ktlint = "1.8.0"
 lychee = "0.23.0"
+"pipx:codespell" = "2.4.2"
+rumdl = "0.1.83"
+shfmt = "3.13.1"
+taplo = "0.10.0"
 
 [env]
 FLINT_CONFIG_DIR = ".github/config"
@@ -21,3 +33,7 @@ use_file_shell_for_executable_tasks = true
 description = "Run link checks"
 raw_args = true
 run = "flint run lychee"
+
+[tasks."lint:fix"]
+description = "Auto-fix lint issues"
+run = "flint run --fix"