[IJ] Setup working dir in `RunTerminal.kt`; Fit `.gitignore` rules; fix #366

tools/intellij-plugin/resources/fileTemplates/j2ee/.gitignore.ft

@@ -122,5 +122,16 @@ run/
 # Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored)
 !gradle-wrapper.jar
 
+### Mirai Console Files ###
+
 # Local Test Launch point
 src/test/kotlin/RunTerminal.kt
+
+# Mirai console files with direct bootstrap
+/config
+/data
+/plugins
+/bots
+
+# Local Test Launch Point working directory
+/debug-sandbox

tools/intellij-plugin/resources/fileTemplates/j2ee/RunTerminal.kt.ft

@@ -1,12 +1,20 @@
 package $PACKAGE_NAME
 
+import java.io.File
 import net.mamoe.mirai.alsoLogin
 import net.mamoe.mirai.console.MiraiConsole
 import net.mamoe.mirai.console.plugin.PluginManager.INSTANCE.enable
 import net.mamoe.mirai.console.plugin.PluginManager.INSTANCE.load
 import net.mamoe.mirai.console.terminal.MiraiConsoleTerminalLoader
 
+fun setupWorkingDir() {
+    // see: net.mamoe.mirai.console.terminal.MiraiConsoleImplementationTerminal
+    System.setProperty("user.dir", File("debug-sandbox").absolutePath)
+}
+
 suspend fun main() {
+    setupWorkingDir()
+
     MiraiConsoleTerminalLoader.startAsDaemon()
 
     val pluginInstance = ${CLASS_NAME}#if (${LANGUAGE_TYPE} != "Kotlin").INSTANCE #end