Implement full media crawler workflow with Flask backend and Vue frontend.

Add TMDB search and media detail pages, HDHive resource ingestion flow, unified error handling, Docker single-container runtime, and project docs/config updates for local deployment.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/.env.example

@@ -0,0 +1,24 @@
+FLASK_RUN_PORT=14620
+FLASK_DEBUG=1
+
+TMDB_BASE_URL=https://api.themoviedb.org/3
+TMDB_TOKEN=
+
+HDHIVE_BASE_URL=https://hdhive.com
+HDHIVE_API_KEY=
+HDHIVE_ACCESS_TOKEN=
+
+CMS_BASE_URL=
+CMS_TOKEN=
+CMS_LOGIN_URL=
+CMS_ADD_SHARE_URL=
+CMS_USERNAME=
+CMS_PASSWORD=
+
+EMBY_BASE_URL=
+EMBY_TOKEN=
+
+TLS_INSECURE_SKIP_VERIFY=0
+
+MAX_RETRY=3
+RETRY_DELAY_MS=500