recover from missing tty

Dockerfile

@@ -1,7 +1,8 @@
 FROM maven AS build
 WORKDIR /app
 COPY . .
-RUN maven -f pom.xml clean package
+RUN mvn -f pom.xml clean assembly:assembly
 
-FROM openjdk:18-jre-slim
+FROM gcr.io/distroless/java17
-COPY --from=build /app/target/1.0.0
+COPY --from=build /app/target/KilluaBot-1.0.0-jar-with-dependencies.jar /app/KilluaBot.jar
+ENTRYPOINT ["java", "-jar", "/app/KilluaBot.jar"]

pom.xml

@@ -9,8 +9,8 @@
     <version>1.0.0</version>
 
     <properties>
-        <maven.compiler.source>14</maven.compiler.source>
+        <maven.compiler.source>18</maven.compiler.source>
-        <maven.compiler.target>14</maven.compiler.target>
+        <maven.compiler.target>17</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
 

run.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+docker run -e "BOT_TOKEN=LOL" -e "KILLUA_JSON_PATH=/app/trivia_questions.json" \
+  -v "$(pwd)/trivia_questions.json:/app/trivia_questions.json" \
+  --name killua-bot killua-bot:1.0

src/main/java/com/github/nilstrieb/core/Main.java

@@ -42,6 +42,17 @@ public class Main {
         Config.setJda(jda);
 
         Thread t = new Thread(() -> {
+            try {
+                interactivePrompt(jda);
+            } catch (Exception e) {
+                e.printStackTrace();
+                System.err.println("Interactive mode failed, presumably no TTY attached. Ignoring interactive mode...");
+            }
+        });
+        t.start();
+    }
+
+    private static void interactivePrompt(JDA jda) {
         Scanner scanner = new Scanner(System.in);
         String line = scanner.nextLine();
         while (!line.equals("exit") && !line.equals("quit")) {
@@ -67,8 +78,6 @@ public class Main {
             line = scanner.nextLine();
         }
         System.exit(0);
-        });
-        t.start();
     }
 
     private static void setupCommands() {