Add templates for copy_bom

etc/template/base.yaml

@@ -0,0 +1,15 @@
+# basic directories in image
+targets:
+  - target: /
+    mkdirs:
+      - bin
+      - dev
+      - etc
+      - host
+      - lib
+      - lib64
+      - opt
+      - proc
+      - root
+      - sys
+      - tmp

etc/template/java-11-alibaba-dragonwell.yaml

@@ -0,0 +1,11 @@
+targets:
+  # copy jvm
+  - target: /usr/lib/jvm
+    copy:
+      - dirs:
+        - /opt/occlum/toolchains/jvm/java-11-alibaba-dragonwell
+  # emplicit copy java to enable autodep for java
+  - target: /usr/lib/jvm/java-11-alibaba-dragonwell/bin
+    copy:
+      - files:
+        - /opt/occlum/toolchains/jvm/java-11-alibaba-dragonwell/bin/java

etc/template/java-11-openjdk.yaml

@@ -0,0 +1,11 @@
+targets:
+  # copy jvm
+  - target: /usr/lib/jvm
+    copy:
+      - dirs:
+        - /opt/occlum/toolchains/jvm/java-11-openjdk
+  # emplicit copy java to enable autodep for java
+  - target: /usr/lib/jvm/java-11-openjdk/bin
+    copy:
+      - files:
+        - /opt/occlum/toolchains/jvm/java-11-openjdk/bin/java

etc/template/occlum_elf_loader.config

@@ -0,0 +1,2 @@
+/opt/occlum/glibc/lib/ld-linux-x86-64.so.2
+/lib/ld-musl-x86_64.so.1