feat: add bandwidth display to runner capabilities panel

- Add BandwidthInfo struct for bandwidth test results
- Display download speed and latency in runner edit page
- Show when the bandwidth test was last performed
- Add locale string for bandwidth label

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

modules/structs/actions_capabilities.go

@@ -3,6 +3,16 @@
 
 package structs
 
+import "time"
+
+// BandwidthInfo holds network bandwidth test results
+type BandwidthInfo struct {
+	DownloadMbps float64   `json:"download_mbps"`
+	UploadMbps   float64   `json:"upload_mbps,omitempty"`
+	Latency      float64   `json:"latency_ms,omitempty"`
+	TestedAt     time.Time `json:"tested_at"`
+}
+
 // DiskInfo holds disk space information for a runner
 type DiskInfo struct {
 	Total       uint64  `json:"total_bytes"`
@@ -23,6 +33,7 @@ type RunnerCapability struct {
 	Features         *CapabilityFeatures `json:"features,omitempty"`
 	Limitations      []string            `json:"limitations,omitempty"`
 	Disk             *DiskInfo           `json:"disk,omitempty"`
+	Bandwidth        *BandwidthInfo      `json:"bandwidth,omitempty"`
 }
 
 // CapabilityFeatures represents feature support flags

options/locale/locale_en-US.json

@@ -3713,6 +3713,7 @@
 	"actions.runners.capabilities.disk_total": "total",
 	"actions.runners.capabilities.disk_warning": "Low disk space",
 	"actions.runners.capabilities.disk_critical": "Critical: disk almost full",
+	"actions.runners.capabilities.bandwidth": "Network Bandwidth",
 	"actions.runs.all_workflows": "All Workflows",
 	"actions.runs.commit": "Commit",
 	"actions.runs.scheduled": "Scheduled",

templates/shared/actions/runner_edit.tmpl

@@ -115,6 +115,27 @@
 						</div>
 						{{end}}
 
+						{{if .RunnerCapabilities.Bandwidth}}
+						<div class="field tw-mb-3">
+							<label>{{ctx.Locale.Tr "actions.runners.capabilities.bandwidth"}}</label>
+							<div class="tw-flex tw-items-center tw-gap-2">
+								<span class="ui {{if ge .RunnerCapabilities.Bandwidth.DownloadMbps 100.0}}green{{else if ge .RunnerCapabilities.Bandwidth.DownloadMbps 10.0}}blue{{else}}yellow{{end}} label">
+									{{svg "octicon-arrow-down" 14}} {{printf "%.1f" .RunnerCapabilities.Bandwidth.DownloadMbps}} Mbps
+								</span>
+								{{if gt .RunnerCapabilities.Bandwidth.Latency 0.0}}
+								<span class="ui {{if le .RunnerCapabilities.Bandwidth.Latency 50.0}}green{{else if le .RunnerCapabilities.Bandwidth.Latency 150.0}}yellow{{else}}red{{end}} label">
+									{{svg "octicon-clock" 14}} {{printf "%.0f" .RunnerCapabilities.Bandwidth.Latency}} ms
+								</span>
+								{{end}}
+							</div>
+							{{if .RunnerCapabilities.Bandwidth.TestedAt}}
+							<div class="tw-text-sm tw-text-secondary tw-mt-1">
+								Tested {{DateUtils.TimeSince .RunnerCapabilities.Bandwidth.TestedAt}}
+							</div>
+							{{end}}
+						</div>
+						{{end}}
+
 						{{if .RunnerCapabilities.Limitations}}
 						<div class="field tw-mb-3">
 							<label>{{ctx.Locale.Tr "actions.runners.capabilities.limitations"}}</label>