diff --git a/backend/analytics-service/.gitignore b/backend/analytics-service/.gitignore
index 59a54cd..2a832fb 100644
--- a/backend/analytics-service/.gitignore
+++ b/backend/analytics-service/.gitignore
@@ -1,2 +1,7 @@
+# 忽略Maven编译目录
 target/
-target
\ No newline at end of file
+*.jar
+*.class
+# 编译日志、临时文件
+logs/
+*.log
\ No newline at end of file
diff --git a/backend/archive-service/.gitignore b/backend/archive-service/.gitignore
index 2f7896d..2a832fb 100644
--- a/backend/archive-service/.gitignore
+++ b/backend/archive-service/.gitignore
@@ -1 +1,7 @@
+# 忽略Maven编译目录
 target/
+*.jar
+*.class
+# 编译日志、临时文件
+logs/
+*.log
\ No newline at end of file
diff --git a/backend/auth-service/.gitignore b/backend/auth-service/.gitignore
index 59a54cd..2a832fb 100644
--- a/backend/auth-service/.gitignore
+++ b/backend/auth-service/.gitignore
@@ -1,2 +1,7 @@
+# 忽略Maven编译目录
 target/
-target
\ No newline at end of file
+*.jar
+*.class
+# 编译日志、临时文件
+logs/
+*.log
\ No newline at end of file
diff --git a/backend/common/.gitignore b/backend/common/.gitignore
index 59a54cd..2a832fb 100644
--- a/backend/common/.gitignore
+++ b/backend/common/.gitignore
@@ -1,2 +1,7 @@
+# 忽略Maven编译目录
 target/
-target
\ No newline at end of file
+*.jar
+*.class
+# 编译日志、临时文件
+logs/
+*.log
\ No newline at end of file
diff --git a/backend/conversation-service/.gitignore b/backend/conversation-service/.gitignore
index 59a54cd..2a832fb 100644
--- a/backend/conversation-service/.gitignore
+++ b/backend/conversation-service/.gitignore
@@ -1,2 +1,7 @@
+# 忽略Maven编译目录
 target/
-target
\ No newline at end of file
+*.jar
+*.class
+# 编译日志、临时文件
+logs/
+*.log
\ No newline at end of file
diff --git a/backend/gateway/.gitignore b/backend/gateway/.gitignore
index 59a54cd..2a832fb 100644
--- a/backend/gateway/.gitignore
+++ b/backend/gateway/.gitignore
@@ -1,2 +1,7 @@
+# 忽略Maven编译目录
 target/
-target
\ No newline at end of file
+*.jar
+*.class
+# 编译日志、临时文件
+logs/
+*.log
\ No newline at end of file
diff --git a/backend/generation-service/.gitignore b/backend/generation-service/.gitignore
index 59a54cd..2a832fb 100644
--- a/backend/generation-service/.gitignore
+++ b/backend/generation-service/.gitignore
@@ -1,2 +1,7 @@
+# 忽略Maven编译目录
 target/
-target
\ No newline at end of file
+*.jar
+*.class
+# 编译日志、临时文件
+logs/
+*.log
\ No newline at end of file
diff --git a/backend/intent-service/.gitignore b/backend/intent-service/.gitignore
index 59a54cd..2a832fb 100644
--- a/backend/intent-service/.gitignore
+++ b/backend/intent-service/.gitignore
@@ -1,2 +1,7 @@
+# 忽略Maven编译目录
 target/
-target
\ No newline at end of file
+*.jar
+*.class
+# 编译日志、临时文件
+logs/
+*.log
\ No newline at end of file
diff --git a/backend/kb-admin-service/.gitignore b/backend/kb-admin-service/.gitignore
index 59a54cd..2a832fb 100644
--- a/backend/kb-admin-service/.gitignore
+++ b/backend/kb-admin-service/.gitignore
@@ -1,2 +1,7 @@
+# 忽略Maven编译目录
 target/
-target
\ No newline at end of file
+*.jar
+*.class
+# 编译日志、临时文件
+logs/
+*.log
\ No newline at end of file
diff --git a/backend/recommendation-service/.gitignore b/backend/recommendation-service/.gitignore
index 59a54cd..2a832fb 100644
--- a/backend/recommendation-service/.gitignore
+++ b/backend/recommendation-service/.gitignore
@@ -1,2 +1,7 @@
+# 忽略Maven编译目录
 target/
-target
\ No newline at end of file
+*.jar
+*.class
+# 编译日志、临时文件
+logs/
+*.log
\ No newline at end of file