Error: Could not find or load main class/ Heroku Java Telegram Bot

Question

I wanted to deploy my the first Telegram Bot (Java+Spring) to Heroku, but i got "Error: Could not find or load main class SV.TheFirstAid.TheFirstAidApplication". I'am newcomer in programming, so i need your help. Thank you!

There`s my Procfile

worker: sh target/bin/TheFirstAid

And pom.xml

<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter</artifactId>
    </dependency>

    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-test</artifactId>
        <scope>test</scope>
    </dependency>

    <dependency>
        <groupId>org.telegram</groupId>
        <artifactId>telegrambots-spring-boot-starter</artifactId>
        <version>5.7.1</version>
    </dependency>
    <dependency>
        <groupId>org.projectlombok</groupId>
        <artifactId>lombok</artifactId>
    </dependency>
</dependencies>

<build>
    <plugins>
        <plugin>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-maven-plugin</artifactId>
        </plugin>

        <plugin>
            <groupId>org.codehaus.mojo</groupId>
            <artifactId>appassembler-maven-plugin</artifactId>
            <version>1.1.1</version>
            <configuration>
                <assembleDirectory>target</assembleDirectory>
                <programs>
                    <program>
                        <mainClass>SV.TheFirstAid.TheFirstAidApplication</mainClass>
                        <name>TheFirstAid</name>
                    </program>
                </programs>
            </configuration>
            <executions>
                <execution>
                    <phase>package</phase>
                    <goals>
                        <goal>assemble</goal>
                    </goals>
                </execution>
            </executions>
        </plugin>
    </plugins>
</build>

[project structure][1]