diff --git a/.github/workflows/run-static-analysis.yml b/.github/workflows/run-static-analysis.yml
index 692c29f..5c77d6e 100644
--- a/.github/workflows/run-static-analysis.yml
+++ b/.github/workflows/run-static-analysis.yml
@@ -22,8 +22,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: [8.1, 8.2, 8.3, 8.4]
-        laravel: [9.*, 10.*, 11.*]
+        php: [7.4, 8.0]
+        laravel: [8.*]
         dependency-version: [prefer-stable]
         exclude:
           - laravel: 11.*
@@ -44,7 +44,6 @@ jobs:
 
       - name: Install dependencies
         run: |
-          composer remove phpro/grumphp --no-update --dev
           composer require "laravel/framework:${{ matrix.laravel }}" --no-update --no-progress
           composer update --${{ matrix.dependency-version }} --prefer-dist --no-progress
 
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 75dc13a..536fc19 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -22,8 +22,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: [8.1, 8.2, 8.3, 8.4]
-        laravel: ['9.*', '10.*', '11.*']
+        php: [7.4, 8.0]
+        laravel: ['8.*']
         dependency-version: [prefer-lowest, prefer-stable]
         exclude:
           - laravel: 11.*
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..ad635d7
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,32 @@
+# Base image with PHP 7.4
+FROM php:7.4-cli
+
+# Arguments to capture UID and GID
+ARG HOSTUID
+ARG HOSTGID
+
+# Install Composer
+COPY --from=composer:2 /usr/bin/composer /usr/bin/composer
+
+# Install necessary tools
+RUN apt-get update && apt-get install -y \
+    sudo \
+    git \
+    unzip \
+    && apt-get clean
+
+# Create a group and user with matching UID/GID
+RUN groupadd -g ${HOSTGID} developer \
+    && useradd -m -u ${HOSTUID} -g ${HOSTGID} -s /bin/bash developer \
+    && usermod -aG sudo developer \
+    && echo "developer ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
+
+# Set permissions for the working directory
+WORKDIR /app
+RUN chown -R developer:developer /app
+
+# Switch to the new user
+USER developer
+
+# Default shell command
+CMD ["/bin/bash"]
diff --git a/composer.json b/composer.json
index 5422d18..46f158c 100644
--- a/composer.json
+++ b/composer.json
@@ -14,15 +14,15 @@
         }
     ],
     "require": {
-        "php": "^8.1",
+        "php": "7.4.* | 8.0.*",
         "dompdf/dompdf": "^3.0",
-        "illuminate/support": "^9|^10|^11"
+        "illuminate/support": "^8|^9|^10|^11"
     },
     "require-dev": {
-        "orchestra/testbench": "^7|^8|^9",
+        "orchestra/testbench": "^6|^7|^8|^9",
         "squizlabs/php_codesniffer": "^3.5",
-        "phpro/grumphp": "^2.5",
-        "larastan/larastan": "^2.7.0"
+        "phpstan/phpstan": "^2.1"
+
     },
     "autoload": {
         "psr-4": {
@@ -52,7 +52,7 @@
         "test": "phpunit",
         "check-style": "phpcs -p --standard=psr12 src/",
         "fix-style": "phpcbf -p --standard=psr12 src/",
-        "phpstan": "phpstan analyze --memory-limit=-1"
+        "phpstan": "./vendor/bin/phpstan analyze --memory-limit=-1"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..8bc99b6
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,15 @@
+
+services:
+  php:
+    build:
+      context: .
+      dockerfile: Dockerfile
+      args:
+        HOSTUID: "${HOSTUID:-1001}"
+        HOSTGID: "${HOSTGID:-1001}"
+    container_name: php74-dev
+    volumes:
+      - .:/app
+    working_dir: /app
+    tty: true
+    stdin_open: true
diff --git a/phpstan.neon b/phpstan.neon
index 41b6b74..674061e 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -1,5 +1,4 @@
 includes:
-    - vendor/larastan/larastan/extension.neon
 
 parameters:
     reportUnmatchedIgnoredErrors: false
@@ -11,3 +10,7 @@ parameters:
         # This is a global alias that cannot be detected by Larastan.
         - '#Call to static method loadHTML\(\) on an unknown class PDF\.#'
         - '#Call to static method loadHTML\(\) on an unknown class Pdf\.#'
+        - '#Class Barryvdh\\DomPDF\\PDF has PHPDoc tag @method for method \S+\(\) parameter \#\d \$\S+ with no value type specified in iterable type array\.#'
+        - '#Class Barryvdh\\DomPDF\\PDF has PHPDoc tag @method for method \S+\(\) return type with no value type specified in iterable type array\.#'
+        - '#Class Barryvdh\\DomPDF\\Facade\\Pdf has PHPDoc tag @method for method \S+\(\) parameter \#\d \$\S+ with no value type specified in iterable type array\.#'
+        - '#Call to an undefined static method Illuminate\\Support\\Facades\\View::addLocation\(\)\.#'