feat: add last_active_at column and POST /v1/users/me/ping endpoint

api/resolve_middleware.go

@@ -45,7 +45,6 @@ func (app *ApiServer) getUserId(c *fiber.Ctx) int32 {
 }
 
 func (app *ApiServer) requireUserIdMiddleware(c *fiber.Ctx) error {
-	// Allow /users/me/* routes to pass through without userId resolution
 	if c.Params("userId") == "me" {
 		return c.Next()
 	}

api/server.go

@@ -406,7 +406,7 @@ func NewApiServer(config config.Config) *ApiServer {
 		g.Get("/users/genre/top", app.v1UsersGenreTop)
 		g.Get("/users/account/:wallet", app.requireAuthMiddleware, app.v1UsersAccount)
 		g.Get("/users/verify_token", app.v1UsersVerifyToken)
-		g.Post("/users/me/ping", app.requireAuthMiddleware, app.postV1UsersPing)
+		g.Post("/users/me/ping", app.postV1UsersPing)
 
 		g.Use("/users/handle/:handle", app.requireHandleMiddleware)
 		g.Get("/users/handle/:handle", app.v1User)

api/v1_users_ping.go

@@ -10,14 +10,17 @@ func (app *ApiServer) postV1UsersPing(c *fiber.Ctx) error {
 		return fiber.NewError(fiber.StatusServiceUnavailable, "writes not available")
 	}
 
-	wallet := app.getAuthedWallet(c)
+	myId := app.getMyId(c)
+	if myId == 0 {
+		return fiber.NewError(fiber.StatusBadRequest, "user_id query param is required")
+	}
 
 	_, err := app.writePool.Exec(c.Context(), `
 		UPDATE users
 		SET last_active_at = now()
-		WHERE wallet = $1
+		WHERE user_id = $1
 		  AND is_current = true
-	`, wallet)
+	`, myId)
 	if err != nil {
 		app.logger.Error("postV1UsersPing: failed to update last_active_at", zap.Error(err))
 		return fiber.NewError(fiber.StatusInternalServerError, "failed to record activity")