scaffold: Backend API routes, DB queries, and middleware stubs

88 handler stubs across 13 route files, 66 DB query stubs across
11 modules, auth/license extractors, and rate limit middleware.
All bodies are todo!() — ready for Phase 1b implementation.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend/src/db/wipes.rs

@@ -0,0 +1,42 @@
+use sqlx::PgPool;
+use uuid::Uuid;
+use anyhow::Result;
+
+// TODO: Define WipeProfile struct (id, server_id, name, wipe_type, commands, plugin_actions, created_at)
+// TODO: Define WipeSchedule struct (id, profile_id, cron_expression, next_run_at, enabled)
+// TODO: Define WipeHistory struct (id, profile_id, started_at, completed_at, status, log)
+
+/// Create a new wipe profile (template for a wipe operation).
+pub async fn create_wipe_profile(pool: &PgPool, server_id: Uuid, name: &str, wipe_type: &str) -> Result<Uuid> {
+    todo!()
+}
+
+/// Get all wipe profiles for a server.
+pub async fn get_wipe_profiles(pool: &PgPool, server_id: Uuid) -> Result<()> {
+    todo!()
+}
+
+/// Create a cron-based schedule for a wipe profile.
+pub async fn create_wipe_schedule(pool: &PgPool, profile_id: Uuid, cron_expression: &str) -> Result<Uuid> {
+    todo!()
+}
+
+/// Get all schedules for a wipe profile.
+pub async fn get_wipe_schedules(pool: &PgPool, profile_id: Uuid) -> Result<()> {
+    todo!()
+}
+
+/// Record the start of a wipe execution.
+pub async fn create_wipe_history(pool: &PgPool, profile_id: Uuid) -> Result<Uuid> {
+    todo!()
+}
+
+/// Update a wipe history entry with completion status and log output.
+pub async fn update_wipe_history(pool: &PgPool, history_id: Uuid, status: &str, log: Option<&str>) -> Result<()> {
+    todo!()
+}
+
+/// Get wipe history for a profile, ordered by most recent first.
+pub async fn get_wipe_history(pool: &PgPool, profile_id: Uuid, limit: i64) -> Result<()> {
+    todo!()
+}