chore: initial import of lingniu-vehicle-ingest

Multi-module Spring Boot ingest service for vehicle telemetry. Modules:

- ingest-api / ingest-core / ingest-codec-common: shared SPI, dispatcher,
  Disruptor event bus, BCC/BCD codec helpers
- protocol-gb32960: GB/T 32960.3 inbound (Netty + per-version parser
  packages v2016/v2025), platform login auth, VIN whitelist, idle handler
- protocol-jt808 / protocol-jt1078 / protocol-jsatl12: JT/T inbound
- inbound-mqtt / inbound-xinda-push: alternative ingest channels
- session-core: per-channel session state
- sink-archive / sink-mq: persistence sinks (local file / Kafka)
- command-gateway: terminal control command gateway
- bootstrap-all: aggregator Spring Boot app
- observability: Micrometer / Actuator wiring

Includes hex-dump golden samples under protocol-gb32960/src/test/resources
and the GB/T 32960.3-2016 / 2025 reference PDFs under reference/.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitignore

@@ -0,0 +1,39 @@
+target/
+*.class
+*.jar
+*.war
+*.log
+*.log.*
+app.log
+.idea/
+*.iml
+*.ipr
+*.iws
+.vscode/
+.project
+.classpath
+.settings/
+.factorypath
+.DS_Store
+Thumbs.db
+.mvn/wrapper/maven-wrapper.jar
+dependency-reduced-pom.xml
+logs/
+data/
+build/
+out/
+
+# Local config / secrets
+application-local.yml
+application-local.yaml
+application-local.properties
+*.local.yml
+*.local.yaml
+*.local.properties
+
+# Temp & JVM crash dumps
+*.tmp
+*.bak
+*.swp
+hs_err_pid*
+replay_pid*