Ode to Mustard Sandwich Board

Name: Ode to Mustard Sandwich Board
Ingredients: 8 large eggs; 5 tablespoons mayonnaise; 4 teaspoons Dijon mustard; 4 1/2 teaspoons finely chopped fresh dill, plus more for serving; 4 1/2 teaspoons minced fresh tarragon, plus more for serving; 2 teaspoons finely chopped fresh chives, plus more for serving; 1 rib celery, finely diced; Freshly cracked black pepper; Kosher salt, optional; 2 baguettes; Dijon mustard; 8 ounces French ham, thinly sliced; 8 ounces Brie, thinly sliced; 1 pear, thinly sliced; 1/2 cup caramelized onions; Honey, for serving; 12 ounces sliced smoked salmon; 4 red radishes, thinly sliced; 1 heirloom tomato, thinly sliced; 1 cucumber, sliced