feat: add llama command

src/main/kotlin/cn/rtast/fancybot/util/Resources.kt

@@ -10,7 +10,7 @@ package cn.rtast.fancybot.util
 import java.io.InputStream
 
 object Resources {
-    fun loadFromResources(filename: String): InputStream {
+    fun loadFromResources(filename: String): InputStream? {
         return this::class.java.classLoader.getResourceAsStream(filename)
     }
 

src/main/kotlin/cn/rtast/fancybot/util/file/ConfigManager.kt

@@ -22,6 +22,7 @@ class ConfigManager : JsonFileHandler<Config>("config.json") {
     val imageType get() = this.read<Config>().imageType
     val openAIAPIHost get() = this.read<Config>().openAIAPIHost
     val openAIAPIKey get() = this.read<Config>().openAIAPIKey
+    val openAIModel get() = this.read<Config>().openAIModel
     val smtpHost get() = this.read<Config>().smtpHost
     val smtpPort get() = this.read<Config>().smtpPort
     val smtpUser get() = this.read<Config>().smtpUser
@@ -29,4 +30,6 @@ class ConfigManager : JsonFileHandler<Config>("config.json") {
     val smtpFromAddress get() = this.read<Config>().smtpFromAddress
     val admins get() = this.read<Config>().admins
     val enableAntiRevoke get() = this.read<Config>().enableAntiRevoke
+    val llamaUrl get() = this.read<Config>().llamaUrl
+    val llamaModel get() = this.read<Config>().llamaModel
 }