chore: rename cameleer3 to cameleer

Rename Java packages from com.cameleer3 to com.cameleer, module
directories from cameleer3-* to cameleer-*, and all references
throughout workflows, Dockerfiles, docs, migrations, and pom.xml.

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

HOWTO.md

@@ -1,4 +1,4 @@
-# HOWTO — Cameleer3 Server
+# HOWTO — Cameleer Server
 
 ## Prerequisites
 
@@ -6,7 +6,7 @@
 - Maven 3.9+
 - Node.js 22+ and npm
 - Docker & Docker Compose
-- Access to the Gitea Maven registry (for `cameleer3-common` dependency)
+- Access to the Gitea Maven registry (for `cameleer-common` dependency)
 
 ## Build
 
@@ -33,17 +33,17 @@ This starts PostgreSQL 16. The database schema is applied automatically via Flyw
 |------------|------|----------------------|
 | PostgreSQL | 5432 | JDBC (Spring JDBC)   |
 
-PostgreSQL credentials: `cameleer` / `cameleer_dev`, database `cameleer3`.
+PostgreSQL credentials: `cameleer` / `cameleer_dev`, database `cameleer`.
 
 ## Run the Server
 
 ```bash
 mvn clean package -DskipTests
-SPRING_DATASOURCE_URL=jdbc:postgresql://localhost:5432/cameleer3 \
+SPRING_DATASOURCE_URL=jdbc:postgresql://localhost:5432/cameleer \
 SPRING_DATASOURCE_USERNAME=cameleer \
 SPRING_DATASOURCE_PASSWORD=cameleer_dev \
 CAMELEER_SERVER_SECURITY_BOOTSTRAPTOKEN=my-secret-token \
-java -jar cameleer3-server-app/target/cameleer3-server-app-1.0-SNAPSHOT.jar
+java -jar cameleer-server-app/target/cameleer-server-app-1.0-SNAPSHOT.jar
 ```
 
 > **Note:** The Docker image no longer includes default database credentials. When running via `docker run`, pass `-e SPRING_DATASOURCE_URL=...` etc. The docker-compose setup provides these automatically.
@@ -378,7 +378,7 @@ When the write buffer is full (default capacity: 50,000), ingestion endpoints re
 
 ## Configuration
 
-Key settings in `cameleer3-server-app/src/main/resources/application.yml`. All custom properties live under `cameleer.server.*`. Env vars are a mechanical 1:1 mapping (dots to underscores, uppercase).
+Key settings in `cameleer-server-app/src/main/resources/application.yml`. All custom properties live under `cameleer.server.*`. Env vars are a mechanical 1:1 mapping (dots to underscores, uppercase).
 
 **Security** (`cameleer.server.security.*`):
 
@@ -487,10 +487,10 @@ Integration tests use Testcontainers (starts PostgreSQL automatically — requir
 mvn verify
 
 # Unit tests only (no Docker needed)
-mvn test -pl cameleer3-server-core
+mvn test -pl cameleer-server-core
 
 # Specific integration test
-mvn test -pl cameleer3-server-app -Dtest=ExecutionControllerIT
+mvn test -pl cameleer-server-app -Dtest=ExecutionControllerIT
 ```
 
 ## Verify Database Data
@@ -498,7 +498,7 @@ mvn test -pl cameleer3-server-app -Dtest=ExecutionControllerIT
 After posting data and waiting for the flush interval (1s default):
 
 ```bash
-docker exec -it cameleer3-server-postgres-1 psql -U cameleer -d cameleer3 \
+docker exec -it cameleer-server-postgres-1 psql -U cameleer -d cameleer \
   -c "SELECT count(*) FROM route_executions"
 ```
 
@@ -512,8 +512,8 @@ The full stack is deployed to k3s via CI/CD on push to `main`. K8s manifests are
 cameleer namespace:
   PostgreSQL (StatefulSet, 10Gi PVC)       ← cameleer-postgres:5432 (ClusterIP)
   ClickHouse (StatefulSet, 10Gi PVC)       ← cameleer-clickhouse:8123 (ClusterIP)
-  cameleer3-server (Deployment)            ← NodePort 30081
-  cameleer3-ui (Deployment, Nginx)         ← NodePort 30090
+  cameleer-server (Deployment)            ← NodePort 30081
+  cameleer-ui (Deployment, Nginx)         ← NodePort 30090
   cameleer-deploy-demo (Deployment)        ← NodePort 30092
   Logto Server (Deployment)               ← NodePort 30951/30952
   Logto PostgreSQL (StatefulSet, 1Gi)     ← ClusterIP
@@ -546,7 +546,7 @@ Required Gitea org secrets: `REGISTRY_TOKEN`, `KUBECONFIG_BASE64`, `CAMELEER_SER
 kubectl -n cameleer get pods
 
 # View server logs
-kubectl -n cameleer logs -f deploy/cameleer3-server
+kubectl -n cameleer logs -f deploy/cameleer-server
 
 # View PostgreSQL logs
 kubectl -n cameleer logs -f statefulset/cameleer-postgres
@@ -555,5 +555,5 @@ kubectl -n cameleer logs -f statefulset/cameleer-postgres
 kubectl -n cameleer logs -f statefulset/cameleer-clickhouse
 
 # Restart server
-kubectl -n cameleer rollout restart deployment/cameleer3-server
+kubectl -n cameleer rollout restart deployment/cameleer-server
 ```