Drop . prefix from files in .config directory for devtools

Closes gh-18006

spring-boot-project/spring-boot-devtools/src/main/java/org/springframework/boot/devtools/env/DevToolsHomePropertiesPostProcessor.java

@@ -47,8 +47,8 @@ public class DevToolsHomePropertiesPostProcessor implements EnvironmentPostProce
 
 	private static final String LEGACY_FILE_NAME = ".spring-boot-devtools.properties";
 
-	private static final String[] FILE_NAMES = new String[] { ".spring-boot-devtools.yml", ".spring-boot-devtools.yaml",
-			".spring-boot-devtools.properties" };
+	private static final String[] FILE_NAMES = new String[] { "spring-boot-devtools.yml", "spring-boot-devtools.yaml",
+			"spring-boot-devtools.properties" };
 
 	private static final String CONFIG_PATH = "/.config/spring-boot/";
 

spring-boot-project/spring-boot-devtools/src/test/java/org/springframework/boot/devtools/env/DevToolsHomePropertiesPostProcessorTests.java

@@ -65,7 +65,7 @@ class DevToolsHomePropertiesPostProcessorTests {
 	void loadsPropertiesFromConfigFolderUsingProperties() throws Exception {
 		Properties properties = new Properties();
 		properties.put("abc", "def");
-		OutputStream out = new FileOutputStream(new File(this.configDir, ".spring-boot-devtools.properties"));
+		OutputStream out = new FileOutputStream(new File(this.configDir, "spring-boot-devtools.properties"));
 		properties.store(out, null);
 		out.close();
 		ConfigurableEnvironment environment = getPostProcessedEnvironment();
@@ -76,7 +76,7 @@ class DevToolsHomePropertiesPostProcessorTests {
 	void loadsPropertiesFromConfigFolderUsingYml() throws Exception {
 		Properties properties = new Properties();
 		properties.put("abc", "def");
-		OutputStream out = new FileOutputStream(new File(this.configDir, ".spring-boot-devtools.yml"));
+		OutputStream out = new FileOutputStream(new File(this.configDir, "spring-boot-devtools.yml"));
 		properties.store(out, null);
 		out.close();
 		ConfigurableEnvironment environment = getPostProcessedEnvironment();
@@ -87,7 +87,7 @@ class DevToolsHomePropertiesPostProcessorTests {
 	void loadsPropertiesFromConfigFolderUsingYaml() throws Exception {
 		Properties properties = new Properties();
 		properties.put("abc", "def");
-		OutputStream out = new FileOutputStream(new File(this.configDir, ".spring-boot-devtools.yaml"));
+		OutputStream out = new FileOutputStream(new File(this.configDir, "spring-boot-devtools.yaml"));
 		properties.store(out, null);
 		out.close();
 		ConfigurableEnvironment environment = getPostProcessedEnvironment();
@@ -100,13 +100,13 @@ class DevToolsHomePropertiesPostProcessorTests {
 		properties.put("abc", "def");
 		properties.put("bar", "baz");
 		OutputStream out = new FileOutputStream(
-				new File(this.home + "/.config/spring-boot/", ".spring-boot-devtools.yaml"));
+				new File(this.home + "/.config/spring-boot/", "spring-boot-devtools.yaml"));
 		properties.store(out, null);
 		out.close();
 		Properties properties2 = new Properties();
 		properties2.put("abc", "jkl");
 		OutputStream out2 = new FileOutputStream(
-				new File(this.home + "/.config/spring-boot/", ".spring-boot-devtools.properties"));
+				new File(this.home + "/.config/spring-boot/", "spring-boot-devtools.properties"));
 		properties2.store(out2, null);
 		out2.close();
 		ConfigurableEnvironment environment = getPostProcessedEnvironment();
@@ -123,7 +123,7 @@ class DevToolsHomePropertiesPostProcessorTests {
 		Properties properties2 = new Properties();
 		properties2.put("abc", "jkl");
 		OutputStream out2 = new FileOutputStream(
-				new File(this.home + "/.config/spring-boot/", ".spring-boot-devtools.properties"));
+				new File(this.home + "/.config/spring-boot/", "spring-boot-devtools.properties"));
 		properties2.store(out2, null);
 		out2.close();
 		ConfigurableEnvironment environment = getPostProcessedEnvironment();
@@ -140,7 +140,7 @@ class DevToolsHomePropertiesPostProcessorTests {
 		Properties properties2 = new Properties();
 		properties2.put("abc", "jkl");
 		OutputStream out2 = new FileOutputStream(
-				new File(this.home + "/.config/spring-boot/", ".spring-boot-devtools.yml"));
+				new File(this.home + "/.config/spring-boot/", "spring-boot-devtools.yml"));
 		properties2.store(out2, null);
 		out2.close();
 		ConfigurableEnvironment environment = getPostProcessedEnvironment();

spring-boot-project/spring-boot-docs/src/main/asciidoc/using-spring-boot.adoc

@@ -891,16 +891,16 @@ If you start multiple applications from your IDE, only the first has LiveReload
 
 [[using-boot-devtools-globalsettings]]
 === Global Settings
-You can configure global devtools settings by adding any of the following files to the `$HOME/.config/spring-boot` folder (note that the filenames startswith "`.`"):
+You can configure global devtools settings by adding any of the following files to the `$HOME/.config/spring-boot` folder:
 
-. `.spring-boot-devtools.properties`
-. `.spring-boot-devtools.yaml`
-. `.spring-boot-devtools.yml`
+. `spring-boot-devtools.properties`
+. `spring-boot-devtools.yaml`
+. `spring-boot-devtools.yml`
 
 Any properties added to these file apply to _all_ Spring Boot applications on your machine that use devtools.
 For example, to configure restart to always use a <<using-boot-devtools-restart-triggerfile, trigger file>>, you would add the following property:
 
-.~/config/spring-boot/.spring-boot-devtools.properties
+.~/config/spring-boot/spring-boot-devtools.properties
 [source,properties,indent=0]
 ----
 	spring.devtools.reload.trigger-file=.reloadtrigger