CC-7953: add image() to Container

src/lib/container.ts

@@ -599,6 +599,16 @@
     return { ...(await this.state.getState()) };
   }
 
+  /**
+   * Gets the container's registry reference url (ex/ `registry.example.com/image:latest`)
+   * @returns Promise<string>
+   */
+  async image(): Promise<string> {
+    const inspect = await this.container.inspect();
+
+    return inspect.image;
+  }
+
   // ====================================
   //     OUTBOUND INTERCEPTION CONFIG
   // ====================================
@@ -782,7 +792,7 @@
    * @returns A promise that resolves when the container start command has been issued
    * @throws Error if no container context is available or if all start attempts fail
    */
   public async start(startOptions?: ContainerStartConfigOptions, waitOptions?: WaitOptions) {
     const portToCheck =
       waitOptions?.portToCheck ??
       this.defaultPort ??