초기 커밋: DefVideo 소스 등록

abcVideo 플레이어 소스 (client / server / shared / pythonsource / docs / .claude).
.gitignore 적용으로 node_modules·storage·samplevideo·미디어 등 대용량 일괄 제외.
103 files, ~964K.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

package.json

@@ -0,0 +1,24 @@
+{
+  "name": "abcvideo",
+  "version": "1.0.0",
+  "private": true,
+  "workspaces": ["client", "server", "shared"],
+  "scripts": {
+    "dev": "concurrently \"npm run dev:server\" \"npm run dev:client\"",
+    "dev:client": "npm run dev -w client",
+    "dev:server": "npm run dev -w server",
+    "build": "npm run build -w shared && npm run build -w server && npm run build -w client",
+    "lint": "eslint . --ext .ts,.tsx",
+    "format": "prettier --write \"**/*.{ts,tsx,js,json,css,md}\""
+  },
+  "devDependencies": {
+    "concurrently": "^8.2.2",
+    "eslint": "^8.57.0",
+    "@typescript-eslint/eslint-plugin": "^7.0.0",
+    "@typescript-eslint/parser": "^7.0.0",
+    "eslint-plugin-react": "^7.34.0",
+    "eslint-plugin-react-hooks": "^4.6.0",
+    "prettier": "^3.2.5",
+    "typescript": "^5.4.5"
+  }
+}