fix(release): keep binary version in sync

Author: Sunrisepeak

src/toolchain/fingerprint.cppm

@@ -18,7 +18,7 @@ import mcpp.toolchain.detect;
 
 export namespace mcpp::toolchain {
 
-inline constexpr std::string_view MCPP_VERSION = "0.0.35";
+inline constexpr std::string_view MCPP_VERSION = "0.0.36";
 
 struct FingerprintInputs {
     Toolchain                       toolchain;

tests/e2e/01_help_and_version.sh

@@ -3,11 +3,17 @@
 # Verify --help and --version
 set -e
 
+ROOT="$(cd "$(dirname "$0")/../.." && pwd)"
+
 out=$("$MCPP" --version)
 # Version must match `mcpp <SemVer>` — don't pin a specific version here
 # so this test doesn't break on every release bump.
 [[ "$out" =~ ^mcpp\ [0-9]+\.[0-9]+\.[0-9]+ ]] \
     || { echo "Bad version output: $out"; exit 1; }
+expected="$(awk -F '"' '/^version[[:space:]]*=/{print $2; exit}' "$ROOT/mcpp.toml")"
+[[ -n "$expected" ]] || { echo "Failed to read mcpp.toml package version"; exit 1; }
+[[ "$out" == "mcpp $expected"* ]] \
+    || { echo "Version mismatch: mcpp.toml=$expected, --version='$out'"; exit 1; }
 
 out=$("$MCPP" --help)
 [[ "$out" == *"Usage:"* ]] || { echo "--help missing 'Usage:' section"; exit 1; }