diff --git a/sonar-project.properties b/.sonarcloud.properties
similarity index 100%
rename from sonar-project.properties
rename to .sonarcloud.properties
diff --git a/fixtures/Dockerfile b/fixtures/Dockerfile
index 10129a0f..8925c406 100644
--- a/fixtures/Dockerfile
+++ b/fixtures/Dockerfile
@@ -6,14 +6,12 @@ COPY fixtures/package.json package.json
 COPY fixtures/package-lock.json package-lock.json
 RUN npm ci --ignore-scripts
 
-FROM python:3-alpine3.17
+FROM python:3-alpine3.19
 
 WORKDIR /app
 
 COPY fixtures/requirements.txt requirements.txt
 RUN pip3 install -r requirements.txt
-#patch packages with issues
-RUN apk upgrade --no-cache libexpat
 
 COPY fixtures/app.py app.py
 COPY fixtures/lib lib
diff --git a/fixtures/lib/aws_auth.py b/fixtures/lib/aws_auth.py
index c27b8920..7f87badf 100644
--- a/fixtures/lib/aws_auth.py
+++ b/fixtures/lib/aws_auth.py
@@ -13,13 +13,13 @@ def __init__(self, boto3_session=boto3.Session()):
             self.session = boto3_session
 
     def get_headers(self, service = "execute-api", **request_config):
-        sigV4A = crt.auth.CrtS3SigV4AsymAuth(
+        sig_v4a = crt.auth.CrtS3SigV4AsymAuth(
             self.session.get_credentials(),
             service,
             os.environ.get("AWS_REGION", "eu-west-1"),
         )
         aws_req = awsrequest.AWSRequest(**request_config)
-        sigV4A.add_auth(aws_req)
+        sig_v4a.add_auth(aws_req)
         prepped = aws_req.prepare()
 
         return prepped.headers
diff --git a/fixtures/static/js/uid-generator.mjs b/fixtures/static/js/uid-generator.mjs
index 8298e36f..ec965755 100644
--- a/fixtures/static/js/uid-generator.mjs
+++ b/fixtures/static/js/uid-generator.mjs
@@ -27,8 +27,6 @@ export class UidGenerator {
 
       $parent.insertBefore($container, $module);
       $container.appendChild($module);
-
-      $parent = $container;
     }
 
     const $btn = document.createElement("button");
diff --git a/lambda/Dockerfile b/lambda/Dockerfile
index 6448bd88..838124e8 100644
--- a/lambda/Dockerfile
+++ b/lambda/Dockerfile
@@ -11,7 +11,7 @@ COPY ./internal /app/internal
 ARG DIR
 COPY ./lambda/$DIR /app/lambda/$DIR
 
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -installsuffix cgo -o /go/bin/main ./lambda/$DIR
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -installsuffix cgo -o /go/bin/main "./lambda/$DIR"
 
 FROM alpine:3