[Feature] Status - Get status info about the GitHub services

src/GitHub/public/Status/Get-GitHubScheduledMaintenance.ps1

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+function Get-GitHubScheduledMaintenance {
+    <#
+        .SYNOPSIS
+        Gets the status of GitHub scheduled maintenance
+
+        .DESCRIPTION
+        Scheduled maintenances are planned outages, upgrades, or general notices that you're working
+        on infrastructure and disruptions may occurr. A close sibling of Incidents, each usually goes
+        through a progression of statuses listed below, with an impact calculated from a blend of
+        component statuses (or an optional override).
+
+        Status: Scheduled, In Progress, Verifying, or Completed
+        Impact: None (black), Minor (yellow), Major (orange), or Critical (red)
+
+        .EXAMPLE
+        Get-GitHubScheduledMaintenance
+
+        Get a list of the 50 most recent scheduled maintenances.
+        This includes scheduled maintenances as described in the above two endpoints, as well as those in the Completed state.
+
+        .EXAMPLE
+        Get-GitHubScheduledMaintenance -Active
+
+        Get a list of any active maintenances.
+
+        .EXAMPLE
+        Get-GitHubScheduledMaintenance -Upcoming
+
+        Get a list of any upcoming maintenances.
+
+        .NOTES
+        https://www.githubstatus.com/api#scheduled-maintenances
+    #>
+    param(
+        # Get a list of any active maintenances.
+        # This endpoint will only return scheduled maintenances in the In Progress or Verifying state.
+        [Parameter()]
+        [switch] $Active,
+
+        # Get a list of any upcoming maintenances.
+        # This endpoint will only return scheduled maintenances still in the Scheduled state.
+        [Parameter()]
+        [switch] $Upcoming
+    )
+
+    if ($Active) {
+        $APIURI = 'https://www.githubstatus.com/api/v2/scheduled-maintenances/active.json'
+        $response = Invoke-RestMethod -Uri $APIURI -Method Get
+        $response.scheduled_maintenances
+        return
+    }
+
+    if ($Upcoming) {
+        $APIURI = 'https://www.githubstatus.com/api/v2/scheduled-maintenances/upcoming.json'
+        $response = Invoke-RestMethod -Uri $APIURI -Method Get
+        $response.scheduled_maintenances
+        return
+    }
+
+    $APIURI = 'https://www.githubstatus.com/api/v2/scheduled-maintenances.json'
+    $response = Invoke-RestMethod -Uri $APIURI -Method Get
+    $response.scheduled_maintenances
+
+}

src/GitHub/public/Status/Get-GitHubStatus.ps1

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+function Get-GitHubStatus {
+    <#
+        .SYNOPSIS
+        Gets the status of GitHub services
+
+        .DESCRIPTION
+        Get a summary of the status page, including a status indicator, component statuses, unresolved incidents, and any upcoming or in-progress scheduled maintenances.
+        Get the status rollup for the whole page. This endpoint includes an indicator - one of none, minor, major, or critical, as well as a human description of the blended component status. Examples of the blended status include "All Systems Operational", "Partial System Outage", and "Major Service Outage".
+
+        .EXAMPLE
+        Get-GitHubStatus
+
+        Gets the status of GitHub services
+
+        .EXAMPLE
+        Get-GitHubStatus -Summary
+
+        Gets a summary of the status page, including a status indicator, component statuses, unresolved incidents, and any upcoming or in-progress scheduled maintenances.
+
+        .NOTES
+        https://www.githubstatus.com/api#summary
+        https://www.githubstatus.com/api#status
+    #>
+    [OutputType([pscustomobject])]
+    [CmdletBinding()]
+    param(
+        # Gets a summary of the status page, including a status indicator, component statuses, unresolved incidents, and any upcoming or in-progress scheduled maintenances.
+        [Parameter()]
+        [switch] $Summary
+    )
+
+    if ($Summary) {
+        $APIURI = 'https://www.githubstatus.com/api/v2/summary.json'
+        $response = Invoke-RestMethod -Uri $APIURI -Method Get
+        $response
+        return
+    }
+
+    $APIURI = 'https://www.githubstatus.com/api/v2/status.json'
+    $response = Invoke-RestMethod -Uri $APIURI -Method Get
+    $response.status
+
+}

src/GitHub/public/Status/Get-GitHubStatusComponents.ps1

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+function Get-GitHubStatusComponents {
+    <#
+        .SYNOPSIS
+        Gets the status of GitHub components
+
+        .DESCRIPTION
+        Get the components for the page. Each component is listed along with its status - one of operational, degraded_performance, partial_outage, or major_outage.
+
+        .EXAMPLE
+        Get-GitHubStatusComponents
+
+        Gets the status of GitHub components
+
+        .NOTES
+        https://www.githubstatus.com/api#components
+    #>
+    [OutputType([pscustomobject[]])]
+    [CmdletBinding()]
+    param()
+
+    $APIURI = 'https://www.githubstatus.com/api/v2/components.json'
+    $response = Invoke-RestMethod -Uri $APIURI -Method Get
+    $response.components
+}

src/GitHub/public/Status/Get-GitHubStatusIncidents.ps1

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+function Get-GitHubStatusIncidents {
+    <#
+        .SYNOPSIS
+        Gets the status of GitHub incidents
+
+        .DESCRIPTION
+        Incidents are the cornerstone of any status page, being composed of many incident updates.
+        Each incident usually goes through a progression of statuses listed below, with an impact
+        calculated from a blend of component statuses (or an optional override).
+
+        Status: Investigating, Identified, Monitoring, Resolved, or Postmortem
+        Impact: None (black), Minor (yellow), Major (orange), or Critical (red)
+
+        .EXAMPLE
+        Get-GitHubStatusIncidents
+
+        Gets the status of GitHub incidents
+
+        .EXAMPLE
+        Get-GitHubStatusIncidents -Unresolved
+
+        Gets the status of GitHub incidents that are unresolved
+
+        .NOTES
+        https://www.githubstatus.com/api#incidents
+    #>
+    [OutputType([pscustomobject[]])]
+    [CmdletBinding()]
+    param(
+        # Gets the status of GitHub incidents that are unresolved
+        [Parameter()]
+        [switch] $Unresolved
+    )
+
+    if ($Unresolved) {
+        $APIURI = 'https://www.githubstatus.com/api/v2/incidents/unresolved.json'
+        $response = Invoke-RestMethod -Uri $APIURI -Method Get
+        $response.incidents
+        return
+    }
+
+    $APIURI = 'https://www.githubstatus.com/api/v2/incidents.json'
+    $response = Invoke-RestMethod -Uri $APIURI -Method Get
+    $response.incidents
+
+}