Fix: disable filename passing for Flux validation script (#3)

* feat: add yaml checks for flux validation

* feat: refactor validate flux script
add a validation function
add summary printout
add flags to controll output

* chore: general fixs:
removed todo
fixed issue with duplicate cases
added exit error code 1 when error occurs

* patch: remove output redirection

* refactor: improve file validation logic and output formatting

* fix: update help message for validation options

* fix: disable filename passing for Flux validation script

Author: thamudi

.pre-commit-hooks.yaml

@@ -3,6 +3,7 @@
   description: "A script to validate Flux custom resources and Kustomize overlays."
   entry: ./scripts/validate-flux.sh
   language: script
+  pass_filenames: false
   stages: [push]
 - id: validate-eslint
   name: validate eslint