feat(core): Introduce per-invocation TsDockerSession and session-aware local registry and build orchestration; stream and parse buildx output for improved logging and visibility; detect Docker topology and add CI-safe cleanup; update README with multi-arch, parallel-build, caching, and local registry usage and new CLI flags.

ts/classes.dockercontext.ts

@@ -1,4 +1,5 @@
 import * as plugins from './tsdocker.plugins.js';
+import * as fs from 'fs';
 import { logger } from './tsdocker.logging.js';
 import type { IDockerContextInfo } from './interfaces/index.js';
 
@@ -38,19 +39,28 @@ export class DockerContext {
       isRootless = infoResult.stdout.includes('name=rootless');
     }
 
-    this.contextInfo = { name, endpoint, isRootless, dockerHost: process.env.DOCKER_HOST };
+    // Detect topology
+    let topology: 'socket-mount' | 'dind' | 'local' = 'local';
+    if (process.env.DOCKER_HOST && process.env.DOCKER_HOST.startsWith('tcp://')) {
+      topology = 'dind';
+    } else if (fs.existsSync('/.dockerenv')) {
+      topology = 'socket-mount';
+    }
+
+    this.contextInfo = { name, endpoint, isRootless, dockerHost: process.env.DOCKER_HOST, topology };
     return this.contextInfo;
   }
 
   /** Logs context info prominently. */
   public logContextInfo(): void {
     if (!this.contextInfo) return;
-    const { name, endpoint, isRootless, dockerHost } = this.contextInfo;
+    const { name, endpoint, isRootless, dockerHost, topology } = this.contextInfo;
     logger.log('info', '=== DOCKER CONTEXT ===');
     logger.log('info', `Context:  ${name}`);
     logger.log('info', `Endpoint: ${endpoint}`);
     if (dockerHost) logger.log('info', `DOCKER_HOST: ${dockerHost}`);
     logger.log('info', `Rootless: ${isRootless ? 'yes' : 'no'}`);
+    logger.log('info', `Topology: ${topology || 'local'}`);
   }
 
   /** Emits rootless-specific warnings. */