Fix reusable workflow configuration (#18)

* Fix reusable workflow configuration

- Add workflow_call trigger to check-version.yml, lint.yml, and test.yml
- Enable these workflows to be called by ci.yml as reusable workflows
- Resolve GitHub Actions workflow validation error

* Bump version to 0.1.4 in README.md and sync-ssh-keys.sh

* Fix ci-success job dependency on version-check

- Add version-check to needs array in ci-success job
- Ensure version-check.result is properly accessible
- Fix empty string evaluation causing false failures

Author: locus313

.github/workflows/check-version.yml

@@ -8,6 +8,7 @@ on:
       - 'sync-ssh-keys.sh'
       - 'users.conf'
       - '.github/workflows/check-version.yml'
+  workflow_call:
 
 jobs:
   check-version:

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
   # Final status check
   ci-success:
     runs-on: ubuntu-latest
-    needs: [lint, test]
+    needs: [lint, test, version-check]
     if: always()
     steps:
       - name: Check all jobs status

.github/workflows/lint.yml

@@ -15,6 +15,7 @@ on:
       - 'sync-ssh-keys.sh'
       - 'users.conf'
       - '.github/workflows/lint.yml'
+  workflow_call:
 
 jobs:
   shellcheck:

.github/workflows/test.yml

@@ -18,6 +18,7 @@ on:
       - 'sync-ssh-keys.sh'
       - 'users.conf'
       - '.github/workflows/test.yml'
+  workflow_call:
 
 jobs:
   test:

README.md

@@ -4,7 +4,7 @@
 [![Test Status](https://img.shields.io/github/actions/workflow/status/locus313/ssh-key-sync/ci.yml?style=flat-square&label=tests)](https://github.com/locus313/ssh-key-sync/actions)
 [![License](https://img.shields.io/badge/License-MIT-blue?style=flat-square)](LICENSE)
 [![Shell](https://img.shields.io/badge/Shell-Bash-green?style=flat-square&logo=gnu-bash)](https://www.gnu.org/software/bash/)
-[![Version](https://img.shields.io/badge/Version-0.1.3-orange?style=flat-square)](https://github.com/locus313/ssh-key-sync/releases)
+[![Version](https://img.shields.io/badge/Version-0.1.4-orange?style=flat-square)](https://github.com/locus313/ssh-key-sync/releases)
 
 ⭐ If you like this project, star it on GitHub — it helps a lot!
 

sync-ssh-keys.sh

@@ -7,7 +7,7 @@ set -euo pipefail
 # Repository: https://github.com/locus313/ssh-key-sync
 
 # shellcheck disable=SC2034  # planned to be used in a future release
-readonly SCRIPT_VERSION="0.1.3"
+readonly SCRIPT_VERSION="0.1.4"
 SCRIPT_NAME="$(basename "$0")"
 readonly SCRIPT_NAME