feat: complete house plan maker application

Full-featured house/apartment floor plan editor with:

- Turborepo monorepo (React/Vite client, Fastify/Prisma server, shared Zod schemas)
- 2D room editor with walls, doors, windows, furniture, electrical elements
- 3D room preview with Three.js (auto-hide nearest walls, bird's eye default)
- Wall projection views with interactive drag (elevation, position)
- Apartment floor plan view with room positioning
- Copy/paste, alignment tools, measurement tool, annotations
- Item-attached annotations with leader lines (visible on projections)
- Door open direction (LEFT/RIGHT/INWARD/OUTWARD) with swing arc
- Floor type textures (wood, tile, concrete, laminate, herringbone)
- Wall color picker for 3D view
- Furniture: bed, desk, wardrobe, sofa, table, chair, shelf, nightstand, dresser, bookcase, TV (with stand toggle), AC unit
- Furniture elevation support (wall-mounted items)
- Auto-save with dirty state tracking, batch save API
- Rotation-aware collision detection (SAT/OBB) with 3D elevation check
- Rotation-aware hit testing
- i18n (English/Russian) with locale-aware number formatting
- Dark mode with system preference detection
- Undo/redo, keyboard shortcuts, scale bar
- PDF/PNG/JSON export and JSON import
- Focus trap modal, toast notifications, tooltips
- Responsive layout with overlay palettes

apps/server/prisma/migrations/20260405144549_add_room_position/migration.sql

@@ -0,0 +1,102 @@
+-- CreateTable
+CREATE TABLE "Apartment" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "name" TEXT NOT NULL,
+    "address" TEXT,
+    "totalArea" REAL,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL
+);
+
+-- CreateTable
+CREATE TABLE "Room" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "apartmentId" TEXT NOT NULL,
+    "name" TEXT NOT NULL,
+    "shape" TEXT NOT NULL DEFAULT '[]',
+    "width" REAL,
+    "height" REAL,
+    "wallHeight" REAL NOT NULL DEFAULT 2.7,
+    "plinthHeight" REAL NOT NULL DEFAULT 0.06,
+    "plinthThickness" REAL NOT NULL DEFAULT 0.01,
+    "order" INTEGER NOT NULL DEFAULT 0,
+    "posX" REAL NOT NULL DEFAULT 0,
+    "posY" REAL NOT NULL DEFAULT 0,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL,
+    CONSTRAINT "Room_apartmentId_fkey" FOREIGN KEY ("apartmentId") REFERENCES "Apartment" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateTable
+CREATE TABLE "Wall" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "roomId" TEXT NOT NULL,
+    "startX" REAL NOT NULL,
+    "startY" REAL NOT NULL,
+    "endX" REAL NOT NULL,
+    "endY" REAL NOT NULL,
+    "thickness" REAL NOT NULL DEFAULT 0.1,
+    "direction" TEXT NOT NULL DEFAULT 'OTHER',
+    CONSTRAINT "Wall_roomId_fkey" FOREIGN KEY ("roomId") REFERENCES "Room" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateTable
+CREATE TABLE "WallOpening" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "roomId" TEXT NOT NULL,
+    "wallId" TEXT NOT NULL,
+    "type" TEXT NOT NULL,
+    "positionAlongWall" REAL NOT NULL,
+    "width" REAL NOT NULL,
+    "height" REAL NOT NULL,
+    "elevationFromFloor" REAL NOT NULL DEFAULT 0,
+    CONSTRAINT "WallOpening_roomId_fkey" FOREIGN KEY ("roomId") REFERENCES "Room" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
+    CONSTRAINT "WallOpening_wallId_fkey" FOREIGN KEY ("wallId") REFERENCES "Wall" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateTable
+CREATE TABLE "ElectricalItem" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "roomId" TEXT NOT NULL,
+    "type" TEXT NOT NULL,
+    "x" REAL NOT NULL,
+    "y" REAL NOT NULL,
+    "wallId" TEXT,
+    "elevationFromFloor" REAL,
+    "rotation" REAL NOT NULL DEFAULT 0,
+    "metadata" TEXT,
+    CONSTRAINT "ElectricalItem_roomId_fkey" FOREIGN KEY ("roomId") REFERENCES "Room" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateTable
+CREATE TABLE "FurnitureItem" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "roomId" TEXT NOT NULL,
+    "type" TEXT NOT NULL,
+    "x" REAL NOT NULL,
+    "y" REAL NOT NULL,
+    "width" REAL NOT NULL,
+    "depth" REAL NOT NULL,
+    "height" REAL NOT NULL,
+    "rotation" REAL NOT NULL DEFAULT 0,
+    "label" TEXT,
+    CONSTRAINT "FurnitureItem_roomId_fkey" FOREIGN KEY ("roomId") REFERENCES "Room" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateIndex
+CREATE INDEX "Room_apartmentId_idx" ON "Room"("apartmentId");
+
+-- CreateIndex
+CREATE INDEX "Wall_roomId_idx" ON "Wall"("roomId");
+
+-- CreateIndex
+CREATE INDEX "WallOpening_roomId_idx" ON "WallOpening"("roomId");
+
+-- CreateIndex
+CREATE INDEX "WallOpening_wallId_idx" ON "WallOpening"("wallId");
+
+-- CreateIndex
+CREATE INDEX "ElectricalItem_roomId_idx" ON "ElectricalItem"("roomId");
+
+-- CreateIndex
+CREATE INDEX "FurnitureItem_roomId_idx" ON "FurnitureItem"("roomId");

apps/server/prisma/migrations/migration_lock.toml

@@ -0,0 +1,3 @@
+# Please do not edit this file manually
+# It should be added in your version-control system (e.g., Git)
+provider = "sqlite"