chore(trunk): add linter configs and update versions

- Add .markdownlint.yaml with prettier-friendly config
- Add .yamllint.yaml with custom rules
- Enable yamllint and markdownlint in trunk.yaml
- Update Go runtime to 1.26.0
- Update linter versions (checkov, golangci-lint2, osv-scanner, trufflehog)
- Enable pre-push and pre-commit hooks
- Update .gitignore to track .trunk/configs directory

.trunk/trunk.yaml

@@ -14,25 +14,29 @@ runtimes:
   enabled:
     - node@22.16.0
     - python@3.10.8
-    - go@1.25.6
+    - go@1.26.0
 # This is the section where you manage your linters. (https://docs.trunk.io/check/configuration)
 lint:
   disabled:
-    - markdownlint
-    - yamllint
+    - bandit
+    - black
+    - isort
+    - ruff
   enabled:
-    - checkov@3.2.500
-    - golangci-lint2@2.8.0
+    - yamllint@1.38.0
+    - markdownlint@0.47.0
+    - checkov@3.2.501
+    - golangci-lint2@2.9.0
     - hadolint@2.14.0
     - actionlint@1.7.10
     - git-diff-check
     - gofmt@1.20.4
-    - osv-scanner@2.3.2
+    - osv-scanner@2.3.3
     - oxipng@10.1.0
     - prettier@3.8.1
     - shellcheck@0.11.0
     - shfmt@3.6.0
-    - trufflehog@3.93.1
+    - trufflehog@3.93.3
   ignore:
     - linters: [ALL]
       paths:
@@ -41,7 +45,7 @@ lint:
 actions:
   disabled:
     - trunk-announce
-    - trunk-check-pre-push
-    - trunk-fmt-pre-commit
   enabled:
     - trunk-upgrade-available
+    - trunk-check-pre-push
+    - trunk-fmt-pre-commit