Add AGENTS.md and Templates directory

Templates/Bases/Board games.base

@@ -0,0 +1,22 @@
+filters:
+  and:
+    - categories.contains(link("Board games.base"))
+    - '!file.name.contains("Template")'
+properties:
+  file.name:
+    displayName: Game
+  note.rating:
+    displayName: Rating
+  note.last:
+    displayName: Last
+views:
+  - type: table
+    name: Table
+    order:
+      - file.name
+      - rating
+      - last
+      - tags
+    sort:
+      - property: file.name
+        direction: ASC