Reprodução do projeto no Maven | JAX-RS e Jersey: domine a criação de webservices REST

Olá!

tentei reproduzir nosso projeto de loja no maven, mas sempre que coloco o war no tomcat e acesso a URI recebo erro 404.

abaixo as dependências:

<dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
        </dependency>

        <dependency>
            <groupId>com.google.code.gson</groupId>
            <artifactId>gson</artifactId>
            <version>2.7</version>
        </dependency>

        <dependency>
            <groupId>javax.ws.rs</groupId>
            <artifactId>javax.ws.rs-api</artifactId>
            <version>2.0</version>
            <scope>provided</scope>
        </dependency>

        <!-- https://mvnrepository.com/artifact/org.glassfish.jersey.core/jersey-server -->
        <!-- https://mvnrepository.com/artifact/org.glassfish.jersey.containers/jersey-container-grizzly2-http -->
        <dependency>
            <groupId>org.glassfish.jersey.containers</groupId>
            <artifactId>jersey-container-grizzly2-http</artifactId>
            <version>2.23.2</version>
        </dependency>

        <!-- https://mvnrepository.com/artifact/org.glassfish.jersey.media/jersey-media-json-jackson -->
        <dependency>
            <groupId>org.glassfish.jersey.media</groupId>
            <artifactId>jersey-media-json-jackson</artifactId>
            <version>2.22.1</version>
        </dependency>

        <!-- https://mvnrepository.com/artifact/org.glassfish.jersey.containers/jersey-container-servlet -->
        <dependency>
            <groupId>org.glassfish.jersey.containers</groupId>
            <artifactId>jersey-container-servlet</artifactId>
            <version>2.22.1</version>
        </dependency>

        <!-- https://mvnrepository.com/artifact/org.glassfish.hk2.external/asm-all-repackaged -->
        <dependency>
            <groupId>org.glassfish.hk2.external</groupId>
            <artifactId>asm-all-repackaged</artifactId>
            <version>2.4.0</version>
        </dependency>