diff --git a/code/g3hd/backend/.idea/compiler.xml b/code/g3hd/backend/.idea/compiler.xml
deleted file mode 100644
index 66bc19f3..00000000
--- a/code/g3hd/backend/.idea/compiler.xml
+++ /dev/null
@@ -1,19 +0,0 @@
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diff --git a/code/g3hd/backend/.idea/encodings.xml b/code/g3hd/backend/.idea/encodings.xml
deleted file mode 100644
index 63e90019..00000000
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deleted file mode 100644
index a64d6e51..00000000
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deleted file mode 100644
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diff --git a/code/g3hd/backend/.idea/shelf/Uncommitted_changes_before_Update_at_2026_6_29_8_59_[Changes]/shelved.patch b/code/g3hd/backend/.idea/shelf/Uncommitted_changes_before_Update_at_2026_6_29_8_59_[Changes]/shelved.patch
deleted file mode 100644
index 607331f1..00000000
--- a/code/g3hd/backend/.idea/shelf/Uncommitted_changes_before_Update_at_2026_6_29_8_59_[Changes]/shelved.patch
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---- a/src/main/resources/dbconfigs/G3HD.properties	(revision e36163e5729d74cf3c110cf9b73ad2b019a1aa42)
-+++ b/src/main/resources/dbconfigs/G3HD.properties	(date 1782092479053)
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deleted file mode 100644
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