feat: add coderabbit config file (#1101)

* feat: add coderabbit.yaml

Configure coderabbit with config file instead of UI.
Configfile content extracted with @coderabbitai configuration comment in another PR

* fix codereview comments

---------

Co-authored-by: tjololo <[email protected]>

.coderabbit.yaml

@@ -0,0 +1,97 @@
+language: en-US
+tone_instructions: ''
+early_access: false
+enable_free_tier: true
+reviews:
+  profile: chill
+  request_changes_workflow: false
+  high_level_summary: true
+  high_level_summary_placeholder: '@coderabbitai summary'
+  auto_title_placeholder: '@coderabbitai'
+  review_status: true
+  commit_status: true
+  poem: false
+  collapse_walkthrough: true
+  sequence_diagrams: true
+  changed_files_summary: true
+  labeling_instructions: []
+  path_filters:
+    - '!rfcs/**'
+  path_instructions: []
+  abort_on_close: true
+  auto_review:
+    enabled: true
+    auto_incremental_review: true
+    ignore_title_keywords: []
+    labels: []
+    drafts: false
+    base_branches: ['main']
+  tools:
+    shellcheck:
+      enabled: true
+    ruff:
+      enabled: false
+    markdownlint:
+      enabled: true
+    github-checks:
+      enabled: true
+      timeout_ms: 90000
+    languagetool:
+      enabled: true
+      enabled_only: false
+      level: default
+      enabled_rules: []
+      disabled_rules: []
+      enabled_categories: []
+      disabled_categories: []
+    biome:
+      enabled: true
+    hadolint:
+      enabled: true
+    swiftlint:
+      enabled: false
+    phpstan:
+      enabled: false
+    golangci-lint:
+      enabled: true
+    yamllint:
+      enabled: true
+    gitleaks:
+      enabled: true
+    checkov:
+      enabled: true
+    detekt:
+      enabled: false
+    eslint:
+      enabled: true
+    rubocop:
+      enabled: false
+    buf:
+      enabled: false
+    regal:
+      enabled: false
+    actionlint:
+      enabled: true
+    pmd:
+      enabled: false
+    cppcheck:
+      enabled: false
+    semgrep:
+      enabled: true
+    circleci:
+      enabled: false
+    ast-grep:
+      packages: []
+      rule_dirs: []
+      util_dirs: []
+      essential_rules: true
+chat:
+  auto_reply: true
+knowledge_base:
+  opt_out: false
+  learnings:
+    scope: auto
+  issues:
+    scope: auto
+  pull_requests:
+    scope: auto