feat: add PostgreSQL web installation wizard

oa-backend/src/installer/resources/application.yml

@@ -0,0 +1,27 @@
+server:
+  port: ${SERVER_PORT:8091}
+  shutdown: graceful
+
+spring:
+  application:
+    name: kaidi-erp-installer
+  lifecycle:
+    timeout-per-shutdown-phase: 5s
+  jackson:
+    default-property-inclusion: non_null
+
+erp:
+  install:
+    token: ${ERP_SETUP_TOKEN:}
+    install-root: ${ERP_INSTALL_ROOT:./runtime}
+    config-file: ${ERP_CONFIG_FILE:./runtime/config/erp.env}
+    pending-file: ${ERP_INSTALL_PENDING_FILE:./runtime/install.pending}
+    lock-file: ${ERP_INSTALL_LOCK_FILE:./runtime/install.lock}
+    operation-lock-file: ${ERP_INSTALL_OPERATION_LOCK_FILE:./runtime/install-operation.lock}
+    version: ${ERP_RELEASE_VERSION:development}
+    exit-after-complete: ${ERP_INSTALL_EXIT_AFTER_COMPLETE:true}
+
+logging:
+  level:
+    root: INFO
+    com.kaidi.oa.install: INFO