migrate vault to Git LFS

.gitattributes

@@ -0,0 +1,21 @@
+# Normalize line endings for text files
+* text=auto
+
+# Markdown — always LF
+*.md text eol=lf
+*.txt text eol=lf
+*.csv text eol=lf
+
+# LFS — binary files
+*.pdf filter=lfs diff=lfs merge=lfs -text
+*.xlsx filter=lfs diff=lfs merge=lfs -text
+*.pptx filter=lfs diff=lfs merge=lfs -text
+*.docx filter=lfs diff=lfs merge=lfs -text
+*.key filter=lfs diff=lfs merge=lfs -text
+*.png filter=lfs diff=lfs merge=lfs -text
+*.webp filter=lfs diff=lfs merge=lfs -text
+*.svg filter=lfs diff=lfs merge=lfs -text
+*.ipynb filter=lfs diff=lfs merge=lfs -text
+*.parquet filter=lfs diff=lfs merge=lfs -text
+*.pkpass filter=lfs diff=lfs merge=lfs -text
+*.url filter=lfs diff=lfs merge=lfs -text

.gitignore

@@ -1,15 +1,5 @@
-# to exclude Obsidian's settings (including plugin and hotkey configurations)
-#.obsidian/
-
-# to only exclude plugin configuration. Might be useful to prevent some plugin from exposing sensitive data
-#.obsidian/plugins
-
-# OR only to exclude workspace cache
 .obsidian/workspace.json
-
-# to exclude workspace cache specific to mobile devices
 .obsidian/workspace-mobile.json
-
-# Add below lines to exclude OS settings and caches
+.obsidian/cache
 .trash/
-.DS_Store
+thumbnails/