chore: configure Qdrant API key and update Redis key documentation

- Add QDRANT_API_KEY to .env and .env.development
- Update docs to reflect configurable Redis key prefix
- Add Qdrant configuration section to monitoring docs

.env

@@ -10,9 +10,10 @@ REDIS_URL=redis://accusys:accusys@localhost:6379
 MONGODB_URL=mongodb://accusys:Test3200Test3200@localhost:27017/admin
 MONGODB_DATABASE=momentry
 
-# Qdrant (not installed, comment out for now)
-# QDRANT_URL=http://localhost:6333
-# QDRANT_COLLECTION=momentry_chunks
+# Qdrant Vector Database
+QDRANT_URL=http://localhost:6333
+QDRANT_API_KEY=Test3200Test3200Test3200
+QDRANT_COLLECTION=chunks_v3
 
 # Gitea
 GITEA_URL=http://localhost:3000

.env.development

@@ -25,6 +25,11 @@ MONGODB_DATABASE=momentry
 REDIS_URL=redis://:accusys@localhost:6379
 REDIS_PASSWORD=accusys
 
+# Qdrant Vector Database (same as production)
+QDRANT_URL=http://localhost:6333
+QDRANT_API_KEY=Test3200Test3200Test3200
+QDRANT_COLLECTION=chunks_v3
+
 # Paths
 MOMENTRY_OUTPUT_DIR=/Users/accusys/momentry/output_dev
 MOMENTRY_BACKUP_DIR=/Users/accusys/momentry/backup/momentry_dev