fix(cli): use lowercase version option

README.md

@@ -59,7 +59,7 @@ options:
                     none (default: paru, else yay, when installed; other backends ignore it)
   --no-aur          same as --aur-helper=none
   -h, --help        this help
-  -V, --version     print the version
+  -v, --version     print the version
 ```
 
 Exit status: `0` ok, `1` usage or backend error, `2` aborted (end of input),

skeptical-updater

@@ -6,7 +6,7 @@
 # and zypper: list what would be upgraded, interrogate every package, remember the
 # ones you trust, then run the native upgrade (with per-run exclusions).
 #
-# Version: 0.3.0
+# Version: 0.3.1
 #
 # Specification: docs/DESIGN.md. Single file, bash >= 4.3, no runtime dependency
 # beyond the distro's package manager and coreutils/sed/grep (awk only on the apt
@@ -23,7 +23,7 @@ export LC_ALL=C DEBIAN_FRONTEND=noninteractive
 # never read from or written to a file (no HISTFILE; `history -r`/`-w`/`-a` are never used).
 unset HISTFILE
 
-readonly SU_VERSION=0.3.0
+readonly SU_VERSION=0.3.1
 readonly SU_PROG=skeptical-updater
 readonly SU_STATE_HEADER='# skeptical-updater trusted packages. Columns: backend  package  reason  added(UTC ISO-8601)'
 readonly SU_PROMPT_HELP='<enter> upgrade | N? what is it | N?? full info | N- exclude this run | Nx purge now | N+ trust forever'
@@ -105,7 +105,7 @@ options:
                     none (default: paru, else yay, when installed; other backends ignore it)
   --no-aur          same as --aur-helper=none
   -h, --help        this help
-  -V, --version     print the version
+  -v, --version     print the version
 
 interactive commands (one line, whitespace-separated tokens, N = number in brackets):
   <empty line>  proceed: run the native upgrade with the current exclusions
@@ -199,7 +199,7 @@ parse_args() {
 			usage
 			exit 0
 			;;
-		-V | --version)
+		-v | --version)
 			printf '%s %s\n' "$SU_PROG" "$SU_VERSION"
 			exit 0
 			;;

tests/unit/cli.bats

@@ -24,12 +24,14 @@ setup() { common_setup; }
 	assert_line 'usage: skeptical-updater [options] [command]'
 }
 
-@test "--version and -V print the version" {
+@test "--version and -v print the version" {
 	run skup --version
 	assert_success
-	assert_output 'skeptical-updater 0.1.0'
-	run skup -V
-	assert_output 'skeptical-updater 0.1.0'
+	assert_output --regexp '^skeptical-updater [0-9]+\.[0-9]+\.[0-9]+(\+(alpha|beta|rc)[.-]?[0-9]+)?$'
+	local version=$output
+	run skup -v
+	assert_success
+	assert_output "$version"
 }
 
 @test "an unknown option is a usage error (exit 1)" {