Add DialogManager to a global API and create the Ask dialog for the user

templates/Ask/controls.hbs

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+<div class="control-row">
+	<button
+		type="button"
+		data-action="cancel"
+	>
+		Cancel
+	</button>
+	<button
+		type="submit"
+	>
+		Confirm and Close
+	</button>
+</div>

templates/Ask/inputs.hbs

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+<div class="dialog-content">
+	{{#if description}}
+		<p>
+			{{ description }}
+		</p>
+	{{/if}}
+	{{#each inputs as | i |}}
+		<div class="prompt">
+			{{> (concat (systemFilePath "templates/Ask/inputs/" ) i.type ".hbs") i}}
+		</div>
+	{{/each}}
+</div>

templates/Ask/inputs/details.hbs

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+<p class="prompt__details">
+	{{{ details }}}
+</p>

templates/Ask/inputs/input.hbs

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+<label
+	for="{{id}}"
+>
+	{{ label }}
+</label>
+<input
+	type="{{ inputType }}"
+	id="{{ id }}"
+	name="{{ key }}"
+	{{ valueAttribute }}="{{ defaultValue }}"
+	{{#if autofocus}}autofocus{{/if}}
+>