Add SteamWar CLI module

- add Clikt-based `sw` entrypoint and subcommands
- include database, user, dev, and profiler commands
- wire CLI build and CI install/release steps

CLI/src/commands/database/DatabaseCommand.kt

@@ -0,0 +1,22 @@
+package de.steamwar.commands.database
+
+import com.github.ajalt.clikt.core.CliktCommand
+import com.github.ajalt.clikt.core.CliktError
+import com.github.ajalt.clikt.core.Context
+import com.github.ajalt.clikt.core.findOrSetObject
+import com.github.ajalt.clikt.parameters.options.flag
+import com.github.ajalt.clikt.parameters.options.option
+import de.steamwar.db.Database
+
+class DatabaseCommand: CliktCommand(name = "db") {
+    val useProduction by option().flag()
+    val db by findOrSetObject { Database }
+
+    override fun help(context: Context): String = "Run database commands"
+
+    override fun run() {
+        if (!useProduction && db.database == "production") {
+            throw CliktError("You should not use the production database!")
+        }
+    }
+}

CLI/src/commands/database/InfoCommand.kt

@@ -0,0 +1,25 @@
+package de.steamwar.commands.database
+
+import com.github.ajalt.clikt.core.CliktCommand
+import com.github.ajalt.clikt.core.requireObject
+import com.github.ajalt.mordant.table.table
+import de.steamwar.db.Database
+import de.steamwar.db.execute
+import de.steamwar.db.useDb
+
+class InfoCommand: CliktCommand() {
+    val db by requireObject<Database>()
+
+    override fun run() = useDb {
+        val tables = execute("SHOW TABLES") { it.getString(1) }
+
+        echo(
+            table {
+                header { row("Name") }
+                body {
+                    tables.map { row(it) }
+                }
+            }
+        )
+    }
+}

CLI/src/commands/database/ResetCommand.kt

@@ -0,0 +1,33 @@
+package de.steamwar.commands.database
+
+import com.github.ajalt.clikt.core.CliktCommand
+import com.github.ajalt.clikt.core.CliktError
+import com.github.ajalt.clikt.core.requireObject
+import com.github.ajalt.mordant.rendering.TextColors
+import com.github.ajalt.mordant.rendering.TextStyles
+import de.steamwar.db.Database
+import de.steamwar.db.execute
+import de.steamwar.db.useDb
+import java.io.File
+
+class ResetCommand: CliktCommand() {
+    val db by requireObject<Database>()
+
+    override fun run() = useDb {
+        val schemaFile = File("/var/Schema.sql")
+        if (!schemaFile.exists()) {
+            throw CliktError("Schema file not found!")
+        }
+
+        val schema = schemaFile.readText()
+
+        val tables = execute("SHOW TABLES;") { it.getString(1) }
+        for (table in tables) {
+            execute("DROP TABLE IF EXISTS $table;") { }
+        }
+
+        execute(schema) { }
+
+        echo(TextColors.brightGreen(TextStyles.bold("Database reset!")))
+    }
+}