feat: add LanceDB vector store with upsert, delete, and search

sample-data/Default/Journal/2025/01/27 Jan 2025.md

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+#DayInShort: I wasted the whole day.
+#physicalhealth: I’m having back pain again. It might be possibly because of I sleeping on the sofa.
+#mentalhealth: Can’t complain apart from the Anxiety that I am creating on myself
+#work: Didn’t do any properly tomorrow I had to focus.
+#Food:
+	#Breakfast: Bread and omelette
+	#Lunch: Dosa
+	#Dinner: Dosa
+#Relations: Vijay came home for workout. We had a chitchat.
+#finance: No active spending
+#movie:
+	I came by #Netflix
+#selfimprovement: none