diff --git a/Taskfile.yml b/Taskfile.yml
index a48f5d97..3f2b8384 100644
--- a/Taskfile.yml
+++ b/Taskfile.yml
@@ -56,7 +56,7 @@ tasks:
       RUNTIME="{{.BASEIMG}}/runtime-{{.RT}}-{{.VER}}:{{.TAG}}"
       if test -n "{{.PUSH}}"
       then {{.DRY}} docker buildx build -t "$RUNTIME" --build-arg COMMON="{{.COMMON}}" --platform linux/amd64,linux/arm64 . --push
-      else {{.DRY}} docker buildx build -t "$RUNTIME" --build-arg COMMON="{{.COMMON}}" . --load
+      else {{.DRY}} docker buildx build -t "$RUNTIME" --build-arg COMMON="{{.COMMON}}" . --push
       fi
       echo "Built $RUNTIME"
 
@@ -76,6 +76,7 @@ tasks:
     - task: docker-login
     - task build-lang RT=golang
     - task build-lang RT=python
+    - task build-lang RT=nodejs
 
   run-runtime:
     requires: { vars: [RT, VER] } 
@@ -99,3 +100,10 @@ tasks:
     desc: run a command, provide a jons with '-- <json-payload>'
     cmds:
     - nuv ide run J={{.CLI_ARGS}}
+
+  test-runtime:
+    requires: { vars: [RT, VER] } 
+    dir: "runtime/{{.RT}}/{{.VER}}"
+    cmds:
+    - docker run -p 8080:8080 -d --name=test-runtime "{{.BASEIMG}}/runtime-{{.RT}}-{{.VER}}:{{.TAG}}"
+    - nuv init A={{.RT}}/{{.ITEM}}
diff --git a/packages/nodejs/hello.js b/packages/nodejs/hello.js
index 1425d22a..4e26a86e 100644
--- a/packages/nodejs/hello.js
+++ b/packages/nodejs/hello.js
@@ -1,7 +1,8 @@
 //--web true
-//--kind nodejs:default
+//--docker ghcr.io/nuvolaris/runtime-nodejs-v21:3.1.0-mastrogpt.2402201748
 
 function main(args) {
     let name = args.name || "world"
     return { body: `Hello, ${name}` }
 }
+
diff --git a/packages/nodejs/multifile/hello.js b/packages/nodejs/multifile/hello.js
index 1df0d006..5248baf9 100644
--- a/packages/nodejs/multifile/hello.js
+++ b/packages/nodejs/multifile/hello.js
@@ -1,6 +1,6 @@
-function hello() {
-    return "hello world"
+function hello(args) {
+    let name = args.name || "world".
+    return `Hello, ${name}.`
 }
 
-module.exports = hello 
- 
+module.exports = hello
\ No newline at end of file
diff --git a/packages/nodejs/multifile/index.js b/packages/nodejs/multifile/index.js
index e08dd6cb..db6b17a2 100644
--- a/packages/nodejs/multifile/index.js
+++ b/packages/nodejs/multifile/index.js
@@ -1,5 +1,6 @@
 //--web true
-//--kind nodejs:default
+//--docker ghcr.io/nuvolaris/runtime-nodejs-v21:3.1.0-mastrogpt.2402201748
+
 
 const hello = require("./hello")
 
@@ -9,4 +10,4 @@ function main(args) {
     }
 }
 
-module.exports = main
+module.exports = main
\ No newline at end of file
diff --git a/packages/nodejs/withreqs/index.js b/packages/nodejs/withreqs/index.js
index f715c011..5f08b53a 100644
--- a/packages/nodejs/withreqs/index.js
+++ b/packages/nodejs/withreqs/index.js
@@ -1,10 +1,12 @@
 //--web true
-//--kind nodejs:default
+//--docker ghcr.io/nuvolaris/runtime-nodejs-v21:3.1.0-mastrogpt.2402201748
+
 
 const marked = require("marked");
 
 function main(args) {
-    let text = `# Welcome\n\nHello, *world*.`
+    let name = args.name || "world".
+    let text = `# Welcome\n\nHello, ${name}.`
     return {
         body:  marked.parse(text)
     }
diff --git a/packages/python/multifile/__main__.py b/packages/python/multifile/__main__.py
index 9ad72281..aa3a6387 100644
--- a/packages/python/multifile/__main__.py
+++ b/packages/python/multifile/__main__.py
@@ -5,5 +5,5 @@
 
 def main(args):
     return { 
-        "body": hello.hello()
+        "body": hello.hello(args)
     }
\ No newline at end of file
diff --git a/packages/python/multifile/hello.py b/packages/python/multifile/hello.py
index c0a82a05..167c29aa 100644
--- a/packages/python/multifile/hello.py
+++ b/packages/python/multifile/hello.py
@@ -1,2 +1,3 @@
-def hello():
-    return "hello world"
\ No newline at end of file
+def hello(args):
+    name = args.get("name", "world")
+    return "Hello, f{name}."
\ No newline at end of file
diff --git a/packages/python/withreqs/__main__.py b/packages/python/withreqs/__main__.py
index e2fac284..38265bc5 100644
--- a/packages/python/withreqs/__main__.py
+++ b/packages/python/withreqs/__main__.py
@@ -4,7 +4,8 @@
 import htmlgenerator as hg
 
 def main(args):
-    page = hg.HTML(hg.HEAD(), hg.BODY(hg.H1("Hello, world")))
+    name = args.get("name", "world")
+    page = hg.HTML(hg.HEAD(), hg.BODY(hg.H1(f"Hello, {name}.")))
     return {
         "body": hg.render(page, {})
     }
\ No newline at end of file
diff --git a/runtime/python/v3.12/requirements_common.txt b/runtime/python/v3.12/requirements_common.txt
index 1eedfcb3..eb029ee3 100644
--- a/runtime/python/v3.12/requirements_common.txt
+++ b/runtime/python/v3.12/requirements_common.txt
@@ -8,7 +8,7 @@ scrapy==2.5.0
 simplejson==3.17.5
 twisted==21.7.0
 netifaces==0.11.0
-pyyaml==6.0
+pyyaml==6.0.1
 redis==4.4.2
 boto3==1.28.25
 psycopg==3.1.10
diff --git a/packages/common/hello.sh b/tests/common/hello.sh
similarity index 100%
rename from packages/common/hello.sh
rename to tests/common/hello.sh
diff --git a/packages/common/standalone/build.sh b/tests/common/standalone/build.sh
similarity index 100%
rename from packages/common/standalone/build.sh
rename to tests/common/standalone/build.sh
diff --git a/packages/common/standalone/exec.go b/tests/common/standalone/exec.go
similarity index 100%
rename from packages/common/standalone/exec.go
rename to tests/common/standalone/exec.go
diff --git a/packages/golang/hello.go b/tests/golang/hello.go
similarity index 100%
rename from packages/golang/hello.go
rename to tests/golang/hello.go
diff --git a/packages/golang/multifile/go.mod b/tests/golang/multifile/go.mod
similarity index 100%
rename from packages/golang/multifile/go.mod
rename to tests/golang/multifile/go.mod
diff --git a/packages/golang/multifile/hello.go b/tests/golang/multifile/hello.go
similarity index 100%
rename from packages/golang/multifile/hello.go
rename to tests/golang/multifile/hello.go
diff --git a/packages/golang/multifile/hello_test.go b/tests/golang/multifile/hello_test.go
similarity index 100%
rename from packages/golang/multifile/hello_test.go
rename to tests/golang/multifile/hello_test.go
diff --git a/packages/golang/multifile/main.go b/tests/golang/multifile/main.go
similarity index 100%
rename from packages/golang/multifile/main.go
rename to tests/golang/multifile/main.go
diff --git a/packages/golang/withreqs/main.go b/tests/golang/withreqs/main.go
similarity index 100%
rename from packages/golang/withreqs/main.go
rename to tests/golang/withreqs/main.go
diff --git a/packages/golang/withreqs/main_test.go b/tests/golang/withreqs/main_test.go
similarity index 100%
rename from packages/golang/withreqs/main_test.go
rename to tests/golang/withreqs/main_test.go
diff --git a/packages/java/Hello.java b/tests/java/Hello.java
similarity index 100%
rename from packages/java/Hello.java
rename to tests/java/Hello.java