Complate properties default value.

src/main/java/run/halo/app/model/properties/CommentProperties.java

@@ -8,19 +8,19 @@ package run.halo.app.model.properties;
  */
 public enum CommentProperties implements PropertyEnum {
 
-    GAVATAR_DEFAULT("comment_gavatar_default", String.class, ""),
+    GAVATAR_DEFAULT("comment_gavatar_default", String.class, "mm"),
 
-    NEW_NEED_CHECK("comment_new_need_check", Boolean.class, ""),
+    NEW_NEED_CHECK("comment_new_need_check", Boolean.class, "true"),
 
-    NEW_NOTICE("comment_new_notice", Boolean.class, ""),
+    NEW_NOTICE("comment_new_notice", Boolean.class, "false"),
 
-    PASS_NOTICE("comment_pass_notice", Boolean.class, ""),
+    PASS_NOTICE("comment_pass_notice", Boolean.class, "false"),
 
-    REPLY_NOTICE("comment_reply_notice", Boolean.class, ""),
+    REPLY_NOTICE("comment_reply_notice", Boolean.class, "false"),
 
-    API_ENABLED("comment_api_enabled", Boolean.class, ""),
+    API_ENABLED("comment_api_enabled", Boolean.class, "false"),
 
-    PAGE_SIZE("comment_page_size", Integer.class, ""),
+    PAGE_SIZE("comment_page_size", Integer.class, "10"),
 
     CONTENT_PLACEHOLDER("comment_content_placeholder", String.class, ""),
 
@@ -29,7 +29,7 @@ public enum CommentProperties implements PropertyEnum {
     private final String value;
 
     private final Class<?> type;
-    
+
     private final String defaultValue;
 
     CommentProperties(String value, Class<?> type, String defaultValue) {

src/main/java/run/halo/app/model/properties/EmailProperties.java

@@ -20,7 +20,7 @@ public enum EmailProperties implements PropertyEnum {
 
     FROM_NAME("email_from_name", String.class, ""),
 
-    ENABLED("email_enabled", Boolean.class, "");
+    ENABLED("email_enabled", Boolean.class, "false");
 
     private final String value;
 

src/main/java/run/halo/app/model/properties/OtherProperties.java

@@ -8,7 +8,7 @@ package run.halo.app.model.properties;
  */
 public enum OtherProperties implements PropertyEnum {
 
-    API_ENABLED("api_enabled", Boolean.class, ""),
+    API_ENABLED("api_enabled", Boolean.class, "false"),
 
     API_TOKEN("api_token", String.class, ""),
 

src/main/java/run/halo/app/model/properties/PostProperties.java

@@ -8,7 +8,7 @@ package run.halo.app.model.properties;
  */
 public enum PostProperties implements PropertyEnum {
 
-    SUMMARY_LENGTH("post_summary_length", Integer.class, ""),
+    SUMMARY_LENGTH("post_summary_length", Integer.class, "150"),
 
     RSS_PAGE_SIZE("rss_page_size", Integer.class, "20"),
 

src/main/java/run/halo/app/model/properties/QnYunProperties.java

@@ -8,7 +8,7 @@ package run.halo.app.model.properties;
  */
 public enum QnYunProperties implements PropertyEnum {
 
-    ZONE("oss_qiniu_zone", String.class, ""),
+    ZONE("oss_qiniu_zone", String.class, "auto"),
 
     ACCESS_KEY("oss_qiniu_access_key", String.class, ""),
 
@@ -23,7 +23,7 @@ public enum QnYunProperties implements PropertyEnum {
     private final String value;
 
     private final Class<?> type;
-    
+
     private final String defaultValue;
 
     QnYunProperties(String value, Class<?> type, String defaultValue) {