added progress bars documentation

docs/en/UI/AspNetCore/Tag-Helpers/Progress-Bars.md

@@ -0,0 +1,70 @@
+# Progress Bars
+
+## Introduction
+
+`abp-progress-bar` is the abp tag for progress bar status.
+
+Basic usage:
+
+````xml
+<abp-progress-bar value="70" />
+
+<abp-progress-bar type="Warning" value="25"> %25 </abp-progress-bar>
+
+<abp-progress-bar type="Success" value="40" strip="true"/>
+
+<abp-progress-bar type="Dark" value="10" min-value="5" max-value="15" strip="true"> %50 </abp-progress-bar>
+
+<abp-progress-group>
+    <abp-progress-part type="Success" value="25"/>
+    <abp-progress-part type="Danger" value="10" strip="true"> %10 </abp-progress-part>
+    <abp-progress-part type="Primary" value="50" animation="true" strip="true" />
+</abp-progress-group>
+````
+
+
+
+## Demo
+
+See the [progress bars demo page](https://bootstrap-taghelpers.abp.io/Components/Progress-Bars) to see it in action.
+
+## Attributes
+
+### value
+
+A value indicates the current progress of the bar.
+
+### type
+
+A value indicates the background color of the progress bar. Should be one of the following values:
+
+* `Default` (default value)
+* `Secondary`
+* `Success`
+* `Danger`
+* `Warning`
+* `Info`
+* `Light`
+* `Dark`
+
+### min-value
+
+Minimum value of the progress bar. Default is 0.
+
+### max-value
+
+Maximum value of the progress bar. Default is 100.
+
+### strip
+
+A value indicates if the background style of the progress bar is stripped. Should be one of the following values:
+
+* `false` (default value)
+* `true`
+
+### animation
+
+A value indicates if the stripped background style of the progress bar is animated. Should be one of the following values:
+
+* `false` (default value)
+* `true`