Initial commit: Tasteby - YouTube restaurant map service

Backend (FastAPI + Oracle ADB), Frontend (Next.js), daemon worker.
Features: channel/video/restaurant management, semantic search,
Google OAuth, user reviews.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend/.env.example

@@ -0,0 +1,19 @@
+# Oracle ADB
+ORACLE_USER=admin
+ORACLE_PASSWORD=
+ORACLE_DSN=
+ORACLE_WALLET=
+
+# OCI GenAI
+OCI_COMPARTMENT_ID=
+OCI_GENAI_ENDPOINT=https://inference.generativeai.us-chicago-1.oci.oraclecloud.com
+OCI_EMBED_MODEL_ID=cohere.embed-v4.0
+OCI_CHAT_ENDPOINT=https://inference.generativeai.us-ashburn-1.oci.oraclecloud.com
+OCI_CHAT_MODEL_ID=
+
+# Google
+GOOGLE_MAPS_API_KEY=
+YOUTUBE_DATA_API_KEY=
+
+# Daemon
+DAEMON_INTERVAL=3600