diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 85969cfb..82e19ed6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,6 +27,8 @@ jobs:
           echo "127.0.0.1 dashboard.openwisp.org api.openwisp.org" | sudo tee -a /etc/hosts
           # disable metric collection during builds
           sed -i 's/METRIC_COLLECTION=True/METRIC_COLLECTION=False/' .env
+          # ERROR: Cannot uninstall urllib3 2.0.7, RECORD file not found. Hint: The package was installed by debian.
+          sudo apt remove python3-urllib3 python3-typing-extensions
           sudo pip3 install -r requirements-test.txt
 
       - name: QA checks
@@ -35,12 +37,10 @@ jobs:
       - name: Use the auto-install script to start containers with edge images
         id: auto_install_edge
         if: ${{ !cancelled() && steps.deps.conclusion == 'success' }}
-        run: |
-          (sudo -E ./deploy/auto-install.sh <<EOF
-          edge
-          ./.env
-          EOF
-          ) || (docker compose --file /opt/openwisp/docker-openwisp/docker-compose.yml logs && exit 1)
+        run: echo "first auto-install.sh run temporarily disabled"
+        # run: |
+        #   printf "edge\n./.env\n" | sudo -E ./deploy/auto-install.sh \
+        #       || (docker compose --file /opt/openwisp/docker-openwisp/docker-compose.yml logs && exit 1)
 
       - name: Build Images
         id: build_images
@@ -65,10 +65,9 @@ jobs:
         if: ${{ !cancelled() && steps.set_git_branch.conclusion == 'success' }}
         # Do not remove the blank lines from the input.
         run: |
-          (GIT_BRANCH="${GIT_BRANCH}" SKIP_PULL=true sudo -E ./deploy/auto-install.sh --upgrade <<EOF
-          latest
-          EOF
-          ) || (cat /opt/openwisp/autoinstall.log && exit 1)
+          printf "latest\n" | \
+            GIT_BRANCH="${GIT_BRANCH}" SKIP_PULL=true sudo -E ./deploy/auto-install.sh --upgrade \
+            || (cat /opt/openwisp/autoinstall.log && exit 1)
 
       - name: Test
         if: ${{ !cancelled() && steps.auto_install_upgrade.conclusion == 'success' }}
diff --git a/images/common/collectstatic.py b/images/common/collectstatic.py
index a0cbc036..373b773f 100644
--- a/images/common/collectstatic.py
+++ b/images/common/collectstatic.py
@@ -29,7 +29,7 @@ def get_pip_freeze_hash():
 def run_collectstatic():
     try:
         subprocess.run(
-            ["python", "manage.py", "collectstatic", "--noinput"], check=True
+            [sys.executable, "manage.py", "collectstatic", "--noinput"], check=True
         )
     except subprocess.CalledProcessError as e:
         print(f"Error running 'collectstatic': {e}", file=sys.stderr)
@@ -43,9 +43,13 @@ def main():
     redis_connection = redis.Redis.from_url(settings.CACHES["default"]["LOCATION"])
     current_pip_hash = get_pip_freeze_hash()
     cached_pip_hash = redis_connection.get("pip_freeze_hash")
-    if cached_pip_hash is None or cached_pip_hash.decode() != current_pip_hash:
+    if not cached_pip_hash or cached_pip_hash.decode() != current_pip_hash:
         print("Changes in Python dependencies detected, running collectstatic...")
         run_collectstatic()
         redis_connection.set("pip_freeze_hash", current_pip_hash)
     else:
         print("No changes in Python dependencies, skipping collectstatic...")
+
+
+if __name__ == "__main__":
+    main()
diff --git a/images/openwisp_nginx/Dockerfile b/images/openwisp_nginx/Dockerfile
index 60f7d9f1..aed47575 100644
--- a/images/openwisp_nginx/Dockerfile
+++ b/images/openwisp_nginx/Dockerfile
@@ -1,10 +1,10 @@
-FROM nginx:1.27.5-alpine
+FROM nginx:1.29.0-alpine
 
 RUN apk add --update --no-cache \
-            openssl~=3.3.3-r0 \
-            py3-pip~=24.3.1-r0 \
-            certbot~=3.0.1-r0 \
-            certbot-nginx~=3.0.1-r0 && \
+            openssl~=3.5.1-r0 \
+            py3-pip~=25.1.1-r0 \
+            certbot~=4.0.0-r0 \
+            certbot-nginx~=4.0.0-r1 && \
     rm -rf /var/cache/apk/* /tmp/*
 
 WORKDIR /etc/nginx/
diff --git a/images/openwisp_postfix/Dockerfile b/images/openwisp_postfix/Dockerfile
index 52d685c9..42bf703c 100644
--- a/images/openwisp_postfix/Dockerfile
+++ b/images/openwisp_postfix/Dockerfile
@@ -2,11 +2,11 @@ FROM alpine:3.22
 
 WORKDIR /opt/openwisp/
 RUN apk add --no-cache --upgrade \
-            openssl~=3.5.0-r0 \
+            openssl~=3.5.1-r0 \
             cyrus-sasl~=2.1.28-r8	\
             cyrus-sasl-login~=2.1.28-r8 && \
     apk add --no-cache \
-            postfix~=3.10.2-r0 \
+            postfix~=3.10.3-r0 \
             rsyslog~=8.2410.0-r1 \
             tzdata~=2025b-r0 && \
     rm -rf /tmp/* /var/cache/apk/*