feat: pluggable dependency injection

cli/src/main/java/ca/weblite/jdeploy/DIContext.java

@@ -5,16 +5,33 @@
 import ca.weblite.jdeploy.openai.di.OpenAiModule;
 import org.codejargon.feather.Feather;
 
+import java.util.Arrays;
+
 public class DIContext {
 
-    private final Feather feather = Feather.with(new JDeployModule(), new OpenAiModule(), new JDeployCliModule());
+    private final Feather feather;
 
     private static DIContext instance;
 
+    public DIContext(Object ...modules) {
+        java.util.List<Object> args = new java.util.ArrayList<Object>();
+        args.add(new JDeployModule());
+        args.add(new OpenAiModule());
+        args.add(new JDeployCliModule());
+        args.addAll(Arrays.asList(modules));
+        feather = Feather.with(args);
+    }
+
     public <T> T getInstance(Class<T> clazz) {
         return feather.instance(clazz);
     }
 
+    public static void initialize(Object ...modules) {
+        synchronized (DIContext.class) {
+            instance = new DIContext(modules);
+        }
+    }
+
     public static DIContext getInstance() {
         if (instance == null) {
             synchronized (DIContext.class) {
@@ -27,4 +44,8 @@ public static DIContext getInstance() {
         return instance;
 
     }
+
+    public static <T> T get(Class<T> clazz) {
+        return getInstance().getInstance(clazz);
+    }
 }

cli/src/main/java/ca/weblite/jdeploy/JDeploy.java

@@ -2538,7 +2538,6 @@ private void _run() {
      */
     public static void main(String[] args) {
         try {
-            Feather feather = Feather.with(new JDeployModule());
             JDeploy prog = new JDeploy(new File(".").getAbsoluteFile());
             if (args.length > 0 && "generate".equals(args[0])) {
                 String[] generateArgs = new String[args.length-1];

cli/src/main/java/ca/weblite/jdeploy/services/ProjectTemplateCatalog.java

@@ -70,6 +70,14 @@ public File getExtensionTemplate(String name) throws Exception {
         return f;
     }
 
+    public File[] getProjectTemplates() {
+        return getProjectsDir().listFiles();
+    }
+
+    public boolean isCatalogInitialized() {
+        return new File(localPath).exists();
+    }
+
     private File getProjectsDir() {
         return new File(localPath, "projects");
     }