feat(daemon): add serial console reader and UI tab for serial logs; add version propagation and CI/release workflows

ecoos_daemon/ts/daemon/index.ts

@@ -8,6 +8,7 @@ import { ProcessManager } from './process-manager.ts';
 import { SystemInfo } from './system-info.ts';
 import { UIServer } from '../ui/server.ts';
 import { runCommand } from '../utils/command.ts';
+import { VERSION } from '../version.ts';
 
 export interface DaemonConfig {
   uiPort: number;
@@ -29,6 +30,7 @@ export class EcoDaemon {
   private systemInfo: SystemInfo;
   private uiServer: UIServer;
   private logs: string[] = [];
+  private serialLogs: string[] = [];
   private swayStatus: ServiceStatus = { state: 'stopped' };
   private chromiumStatus: ServiceStatus = { state: 'stopped' };
   private manualRestartUntil: number = 0; // Timestamp until which auto-restart is disabled
@@ -62,15 +64,21 @@ export class EcoDaemon {
     return [...this.logs];
   }
 
+  getSerialLogs(): string[] {
+    return [...this.serialLogs];
+  }
+
   async getStatus(): Promise<Record<string, unknown>> {
     const systemInfo = await this.systemInfo.getInfo();
     return {
+      version: VERSION,
       sway: this.swayStatus.state === 'running',
       swayStatus: this.swayStatus,
       chromium: this.chromiumStatus.state === 'running',
       chromiumStatus: this.chromiumStatus,
       systemInfo,
       logs: this.logs.slice(-50),
+      serialLogs: this.serialLogs.slice(-50),
     };
   }
 
@@ -131,6 +139,9 @@ export class EcoDaemon {
     await this.uiServer.start();
     this.log('Management UI started successfully');
 
+    // Start serial console reader in the background
+    this.startSerialReader();
+
     // Start the Sway/Chromium initialization in the background
     // This allows the UI server to remain responsive even if Sway fails
     this.startServicesInBackground();
@@ -302,6 +313,31 @@ export class EcoDaemon {
     return parseInt(result.stdout.trim(), 10);
   }
 
+  private startSerialReader(): void {
+    (async () => {
+      try {
+        const file = await Deno.open('/dev/ttyS0', { read: true });
+        this.log('Serial console reader started on /dev/ttyS0');
+        const reader = file.readable.getReader();
+        const decoder = new TextDecoder();
+
+        while (true) {
+          const { value, done } = await reader.read();
+          if (done) break;
+          const text = decoder.decode(value);
+          for (const line of text.split('\n').filter((l) => l.trim())) {
+            this.serialLogs.push(line);
+            if (this.serialLogs.length > 1000) {
+              this.serialLogs = this.serialLogs.slice(-1000);
+            }
+          }
+        }
+      } catch (error) {
+        this.log(`Serial reader not available: ${error}`);
+      }
+    })();
+  }
+
   private async runForever(): Promise<void> {
     // Monitor processes and restart if needed
     while (true) {