Enhance Packer shell provisioner: add critical package installations …

…and verification steps

packer.pkr.hcl

@@ -47,12 +47,9 @@ build {
       "echo '=== Debug: Pip version ==='",
       "pip3 --version",
 
-      "echo '=== Installing requirements.txt dependencies ==='",
+      "echo '=== Installing dependencies from requirements.txt ==='",
       "pip3 install --no-cache-dir -r /tmp/requirements.txt -t /var/task -v",
 
-      "echo '=== Installing pydantic explicitly ==='",
-      "pip3 install --no-cache-dir 'pydantic~=2.6' -t /var/task -v",
-
       "echo '=== Installing package in development mode ==='",
       "pip3 install --no-cache-dir -e /tmp -t /var/task -v",
 
@@ -62,11 +59,20 @@ build {
       "echo '=== Explicitly copying template_automation package directory ==='",
       "cp -r /tmp/template_automation /var/task/",
 
+      "echo '=== Verifying dependencies installation ==='",
+      "python3 -c \"import sys; print(sys.path)\"",
+      "python3 -c \"import jinja2; print(f'jinja2 version: {jinja2.__version__}')\" || echo 'jinja2 not installed correctly'",
+      "python3 -c \"import github; print(f'PyGithub version: {github.__version__}')\" || echo 'PyGithub not installed correctly'",
+      "python3 -c \"import pydantic; print(f'pydantic version: {pydantic.__version__}')\" || echo 'pydantic not installed correctly'",
+      "python3 -c \"import boto3; print(f'boto3 version: {boto3.__version__}')\" || echo 'boto3 not installed correctly'",
+      "python3 -c \"import template_automation; print('template_automation package found')\" || echo 'template_automation not installed correctly'",
+
       "echo '=== Listing installed Python packages ==='",
       "pip3 list",
 
       "echo '=== Verifying task directory contents ==='",
-      "ls -la /var/task"
+      "ls -la /var/task",
+      "ls -la /var/task/template_automation"
     ]
   }