feat: add support for applying migrations automatically

Tools/Cli.cs

@@ -17,7 +17,7 @@ public class Cli
 		args = _args;
 	}
 
-	public async Task<bool> Parse()
+	public bool Parse()
 	{
 		// Returns true if the program can finish execution.
 		bool exit = true;
@@ -30,16 +30,19 @@ public class Cli
 			case "adduser":
 			case "--adduser":
 			case "--add-user":
+				if (!Seeder.EnsureMigrations(db)) return true;
 				AddUser();
 				break;
 			case "resetpassword":
 			case "--resetpassword":
 			case "--reset-password":
+				if (!Seeder.EnsureMigrations(db)) return true;
 				ResetPassword();
 				break;
 			case "removeuser":
 			case "--removeuser":
 			case "--remove-user":
+				if (!Seeder.EnsureMigrations(db)) return true;
 				RemoveUser();
 				break;
 			case "help":
@@ -49,6 +52,7 @@ public class Cli
 			case "/h":
 			case "/?":
 			case "?":
+				// Help should be shown without forcing migrations.
 				ShowHelp();
 				break;
 			case "setupwizard":
@@ -58,6 +62,7 @@ public class Cli
 			case "--setup":
 			case "configure":
 			case "--configure":
+				if (!Seeder.EnsureMigrations(db)) return true;
 				SetupWizard();
 				break;
 			default:
@@ -73,13 +78,21 @@ public class Cli
 		// Shown when "Shadow --help"/"Shadow help"/... is ran.
 		Console.WriteLine(
 			$"--- Shadow commandline utility ---\n" +
-			$"Shadow version: #{ThisAssembly.Git.Commit} {ThisAssembly.Git.Branch} ({ThisAssembly.Git.CommitDate})\n\n" +
+			$"Shadow version: #{ThisAssembly.Git.Commit} {ThisAssembly.Git.Branch} ({ThisAssembly.Git.CommitDate})\n" +
+			$"\n" +
 			$"Available commands:\n" +
+			$"\n" +
+			$"=== User management ===\n" +
 			$"- addUser [username] - create a new user,\n" +
 			$"- resetPassword [username] - reset a user's password,\n" +
-			$"- removeUser [username] - remove the user COMPLETELY.\n\n" +
+			$"- removeUser [username] - remove the user COMPLETELY.\n" +
+			$"\n" +
+			$"=== Server maintenance ===\n" +
+			$"- setupWizard - configure library and thumbnail location on disk.\n" +
+			$"\n" +
 			$"Username is optional. If not provided, user will be prompted to enter it.\n" +
-			$"Running without specifying a command launches a Kestrel web server.\n\n" +
+			$"Running without specifying a command launches a Kestrel web server.\n" +
+			$"\n" +
 			$"License: AGPLv3+, Source code: https://gitea.7o7.cx/sherl/Shadow"
 		);
 	}
@@ -271,7 +284,8 @@ public class Cli
 		Global? musicLibraryPath   = db.Globals.FirstOrDefault(g => g.Key == "musicLibraryPath");
 		Global? musicThumbnailPath = db.Globals.FirstOrDefault(g => g.Key == "musicThumbnailPath");
 
-		if (musicLibraryPath is not null || musicThumbnailPath is not null)
+		bool configurationExists = musicLibraryPath is not null || musicThumbnailPath is not null;
+		if (configurationExists)
 		{
 			Console.WriteLine("         Found existing configuration:");
 			if (musicLibraryPath is not null)
@@ -314,12 +328,17 @@ public class Cli
 
 			Console.WriteLine("success!");
 			success = true;
+
+			Console.WriteLine("\n" +
+				"Tip: On your next run of Shadow, a web server will start.\n" +
+				"If you ever need to enter setup wizard again, use `Shadow setupWizard`.\n" +
+				"For a complete list of available commands use `Shadow help`.\n");
 		}
 
 		return success;
 	}
 
-	public string ReadPassword(string prompt = "         Enter password (will not be echoed back): ")
+	public static string ReadPassword(string prompt = "         Enter password (will not be echoed back): ")
 	{
 		// https://www.silicloud.com/blog/how-to-hide-content-in-the-console-using-c/
 		string password = String.Empty;
@@ -344,14 +363,14 @@ public class Cli
 		return password;
 	}
 
-	public string? ReadName(string prompt = "         Enter username: ")
+	public static string? ReadName(string prompt = "         Enter username: ")
 	{
 		Console.Write(prompt);
 		string? input = Console.ReadLine();
 		return input;
 	}
 
-	public bool YesNoPrompt(string prompt, bool? default_value = null)
+	public static bool YesNoPrompt(string prompt, bool? default_value = null)
 	{
 		// Checks if user input starts with "y", and if it does, returns true.
 		// Otherwise checks for "n". If both checks fail, and default_value is null,
@@ -388,7 +407,7 @@ public class Cli
 		return response;
 	}
 
-	public string DefaultPrompt(string prompt, string? default_value = null)
+	public static string DefaultPrompt(string prompt, string? default_value = null)
 	{
 		// Prompt the user repeatedly for answer. If default value
 		// is specified, an enter will be treated as if the user