feat: add WonderQ admin backend

Add FastAPI admin/public API service, database setup, Docker deployment files, docs, and tests.

.gitignore

@@ -1,26 +1,13 @@
-# ---> Java
-# Compiled class file
-*.class
-
-# Log file
+node_modules/
+dist/
+.env
+.env.local
 *.log
-
-# BlueJ files
-*.ctxt
-
-# Mobile Tools for Java (J2ME)
-.mtj.tmp/
-
-# Package Files #
-*.jar
-*.war
-*.nar
-*.ear
-*.zip
-*.tar.gz
-*.rar
-
-# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
-hs_err_pid*
-replay_pid*
-
+coverage/
+.prisma/
+__pycache__/
+.pytest_cache/
+.mypy_cache/
+.ruff_cache/
+.venv/
+*.pyc