├── fess_label_*.properties    # UI labels (i18n)
├── fess_message_*.properties  # Validation messages (i18n)
└── fess_indices/              # OpenSearch index mappings

src/main/webapp/WEB-INF/view/  # JSP templates
src/test/java/.../it/          # Integration tests (*Tests.java)
```

## Architecture Patterns

### Action (Controller)

        webappDir = Files.createDirectories(tempDir.resolve("webapp"));
        confDir = Files.createDirectories(tempDir.resolve("conf"));
    }

    @Override
    protected void tearDown(TestInfo testInfo) throws Exception {
        System.clearProperty("fess.var.path");
        System.clearProperty("fess.webapp.path");
        System.clearProperty("fess.conf.path");
        if (tempDir != null) {

        /** Ingest processor plugins */
        INGEST("fess-ingest"), //
        /** Script plugins */
        SCRIPT("fess-script"), //
        /** Web application plugins */
        WEBAPP("fess-webapp"), //
        /** Thumbnail generator plugins */
        THUMBNAIL("fess-thumbnail"), //
        /** Crawler plugins */
        CRAWLER("fess-crawler"), //
        /** LLM plugins */

        Artifact scriptArtifact = new Artifact("fess-script-test", "1.0.0");
        assertEquals(ArtifactType.SCRIPT, scriptArtifact.getType());

        Artifact webappArtifact = new Artifact("fess-webapp-test", "1.0.0");
        assertEquals(ArtifactType.WEBAPP, webappArtifact.getType());

        Artifact thumbnailArtifact = new Artifact("fess-thumbnail-test", "1.0.0");
        assertEquals(ArtifactType.THUMBNAIL, thumbnailArtifact.getType());

        @Override
        public String getRealPath(String path) {
            if (tempDir != null) {
                return new File(tempDir, path).getAbsolutePath();
            }
            return new File("/test/webapp", path).getAbsolutePath();
        }

        // Other methods return null or default values
        @Override
        public Object getAttribute(String name) {
            return null;
        }

						<exclude>**/*min.js</exclude>
						<exclude>**/*min.css</exclude>
						<exclude>**/plugins/**/*.js</exclude>
						<exclude>**/WEB-INF/site/**</exclude>
					</excludes>
					<sourceDirectory>src/main/webapp/js</sourceDirectory>
				</configuration>
			</plugin>
			<plugin>
				<groupId>org.dbflute</groupId>
				<artifactId>dbflute-maven-plugin</artifactId>
				<configuration>

            }
            final File file = filePath.toFile();
            final String canonicalPath = file.getCanonicalPath();
            final String[] allowedPathProperties = { "fess.var.path", "fess.webapp.path", "fess.conf.path" };
            boolean isAllowed = false;
            final List<String> allowedPaths = new ArrayList<>();
            for (final String prop : allowedPathProperties) {