New version 0.5.2, fixes some issues with login.

RELEASE_README.md

@@ -1,6 +1,6 @@
 # PristonTale EU for Linux
 
-Version 0.5.1 installs, updates, repairs, and launches PristonTale EU through a
+Version 0.5.2 installs, updates, repairs, and launches PristonTale EU through a
 native Linux dashboard. Game files come directly from the publisher and are not
 included in this archive.
 
@@ -9,9 +9,9 @@ included in this archive.
 Keep the archive and checksum file together, then run:
 
 ```text
-sha256sum -c pristontale-eu-linux-installer-v0-5-1.tar.gz.sha256
+sha256sum -c pristontale-eu-linux-installer-v0-5-2.tar.gz.sha256
-tar -xzf pristontale-eu-linux-installer-v0-5-1.tar.gz
+tar -xzf pristontale-eu-linux-installer-v0-5-2.tar.gz
-cd pristontale-eu-linux-installer-v0-5-1
+cd pristontale-eu-linux-installer-v0-5-2
 ./install.sh
 ```
 
@@ -48,6 +48,7 @@ for rollback.
 pristontale-eu --help                         Show all commands and options
 pristontale-eu gui                            Open the native dashboard
 pristontale-eu doctor                         Check required host components
+pristontale-eu login-diagnostics              Check the login route without credentials
 pristontale-eu update                         Install or update official files
 pristontale-eu update --repair                Verify and repair every game file
 pristontale-eu update --dry-run               Preview an update

dist/pristontale-eu-linux-installer-v0-5-2.tar.gz.sha256

@@ -0,0 +1 @@
+cd0314c9fba1779dac5bbe24190c174941dbed89c371b68808fefa37de7750bf  pristontale-eu-linux-installer-v0-5-2.tar.gz

dist/pristontale-eu-linux-update-v0.5.2.tar.gz.sha256

@@ -0,0 +1 @@
+e391accd5448f3239aeda2561e5faf2eb17b5aa5c61837da609f456815398002  pristontale-eu-linux-update-v0.5.2.tar.gz

dist/stable.json

@@ -0,0 +1,11 @@
+{
+  "archive_sha256": "e391accd5448f3239aeda2561e5faf2eb17b5aa5c61837da609f456815398002",
+  "archive_size": 71737,
+  "archive_url": "https://git.m4ko.net/m4ko/pristontale-eu-linux/releases/download/v0.5.2/pristontale-eu-linux-update-v0.5.2.tar.gz",
+  "channel": "stable",
+  "minimum_updater_version": "0.5.0",
+  "notes_url": "https://git.m4ko.net/m4ko/pristontale-eu-linux/releases/tag/v0.5.2",
+  "published_at": "2026-08-27T19:01:33Z",
+  "schema": 1,
+  "version": "0.5.2"
+}

install.sh

@@ -3,7 +3,7 @@
 set -euo pipefail
 
 SOURCE_ROOT="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
-VERSION="${PTLINUX_VERSION:-0.5.1}"
+VERSION="${PTLINUX_VERSION:-0.5.2}"
 if [[ ! "$VERSION" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]
 then
 	printf 'Invalid launcher version: %s (expected X.Y.Z)\n' "$VERSION" >&2

ptlinux/__init__.py

@@ -4,4 +4,4 @@ from .paths import AppPaths
 
 __all__ = ["AppPaths", "__version__"]
 
-__version__ = "0.5.1"
+__version__ = "0.5.2"

ptlinux/cli.py

@@ -25,6 +25,7 @@ from .launcher import (
 	prepare_launcher_binary,
 )
 from .locking import launcher_operation_lock
+from .login_diagnostics import inspect_login_environment
 from .overlay import cache_compatibility_binaries, cache_runtime_patch, prepare_runtime_view
 from .paths import AppPaths
 from .runtime import (
@@ -56,6 +57,16 @@ def build_parser() -> argparse.ArgumentParser:
 
 	subparsers.add_parser("gui", help="open the native Linux dashboard")
 	subparsers.add_parser("doctor", help="check cross-distribution dependencies")
+	login_diagnostics = subparsers.add_parser(
+		"login-diagnostics",
+		help="check the client, runtime, and publisher login route without credentials",
+	)
+	login_diagnostics.add_argument(
+		"--timeout",
+		type=float,
+		default=5.0,
+		help="TCP connection timeout in seconds (default: 5)",
+	)
 
 	fetch = subparsers.add_parser("fetch", help="fetch and safely prepare the latest official launcher")
 	fetch.add_argument("--dry-run", action="store_true")
@@ -169,6 +180,8 @@ def main(argv: Sequence[str] | None = None) -> int:
 			return 0
 		if command == "doctor":
 			return _doctor(arguments.json)
+		if command == "login-diagnostics":
+			return _login_diagnostics(paths, arguments.timeout, arguments.json)
 		if command == "fetch":
 			return _fetch(paths, arguments.dry_run, arguments.json)
 		if command == "setup":
@@ -274,6 +287,48 @@ def _doctor(as_json: bool) -> int:
 	return 0 if report.ok else 1
 
 
+def _login_diagnostics(paths: AppPaths, timeout_seconds: float, as_json: bool) -> int:
+	settings = _load_or_default_settings(paths, persist=False)
+	report = inspect_login_environment(
+		paths,
+		settings,
+		timeout_seconds=timeout_seconds,
+	)
+	if as_json:
+		_print_json(report.to_dict())
+	else:
+		probe = report.login_server
+		print(f"Launcher:      {report.launcher_version} ({report.launcher_module})")
+		print(f"Python:        {report.python_executable}")
+		status = "REACHABLE" if probe.reachable else "UNREACHABLE"
+		latency = f", {probe.latency_ms:.1f} ms" if probe.latency_ms is not None else ""
+		print(f"Login server:  {status} ({probe.host}:{probe.port}{latency})")
+		if probe.error:
+			print(f"Network error: {probe.error}")
+		print("Authentication: not tested; no credentials or game-protocol data were sent")
+		print(f"Game profile:  {report.game_profile}")
+		print(f"Game.exe:      {report.game_exe}")
+		if report.game_exe_sha256:
+			print(f"Game SHA-256:  {report.game_exe_sha256}")
+		print(f"game.dll:      {report.game_dll}")
+		if report.game_dll_sha256:
+			print(f"DLL SHA-256:   {report.game_dll_sha256}")
+		if report.runtime_kind:
+			print(f"Runtime:       {report.runtime_kind} ({report.runtime_path or 'unknown path'})")
+		else:
+			print(f"Runtime:       unavailable ({report.runtime_error or 'selection failed'})")
+		prefix_status = "ready" if report.prefix_ready else "not ready"
+		directx_status = "ready" if report.directx_ready else "not ready"
+		print(f"Prefix:        {prefix_status}; DirectX helpers {directx_status}")
+		print(f"Prefix path:   {report.prefix or 'unavailable'}")
+		print(f"Latest log:    {report.latest_game_log or 'not found'}")
+		if report.latest_game_log_modified_at:
+			print(f"Log modified:  {report.latest_game_log_modified_at}")
+		for warning in report.warnings:
+			print(f"Warning: {warning}")
+	return 0 if report.preflight_ok else 1
+
+
 def _fetch(paths: AppPaths, dry_run: bool, as_json: bool) -> int:
 	if not dry_run:
 		paths.create_base_directories()

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "ptdiag"
-version = "0.5.1"
+version = "0.5.2"
 description = "PristonTale EU Linux installer, clean launcher, and diagnostic harness"
 requires-python = ">=3.11"
 dependencies = []