diff --git a/justfile b/justfile
index 9954e4b9..07e04916 100644
--- a/justfile
+++ b/justfile
@@ -2,13 +2,25 @@
 default:
 	@just --list
 
-# Runs rector, showing what changes will be make
-rector-dry-run:
-	tools/vendor/bin/rector process --config=tools/rector.php --dry-run src tests
+# -------------------------------------------------------------------
+# Front-end stuff
+# -------------------------------------------------------------------
 
-# Runs rector, and updates the source files
-rector:
-	tools/vendor/bin/rector process --config=tools/rector.php src tests
+# Builds/optimizes JS and CSS
+build:
+	cd frontEndSrc && npm run build && cd ..
+
+# Builds/optimizes CSS
+css:
+	composer run-script build:css
+
+# Builds/optimizes JS
+js:
+	composer run-script build:js
+
+# -------------------------------------------------------------------
+# Code Quality and Formatting
+# -------------------------------------------------------------------
 
 # Check code formatting
 check-fmt:
@@ -18,6 +30,22 @@ check-fmt:
 fmt:
 	tools/vendor/bin/php-cs-fixer fix --verbose
 
+# Runs phpstan code check
+phpstan:
+	composer run-script phpstan
+
+# Runs rector, showing what changes will be make
+rector-dry-run:
+	tools/vendor/bin/rector process --config=tools/rector.php --dry-run src tests
+
+# Runs rector, and updates the source files
+rector:
+	tools/vendor/bin/rector process --config=tools/rector.php src tests
+
+# -------------------------------------------------------------------
+# Testing
+# -------------------------------------------------------------------
+
 # Run tests
 test:
 	composer run-script test
@@ -26,10 +54,14 @@ test:
 test-update:
 	composer run-script test-update
 
-# Update the per-file header comments
-update-headers:
-	php tools/update_header_comments.php
-
 # Run unit tests and generate test-coverage report
 coverage:
-	composer run-script coverage
\ No newline at end of file
+	composer run-script coverage
+
+# -------------------------------------------------------------------
+# Misc
+# -------------------------------------------------------------------
+
+# Update the per-file header comments
+update-headers:
+	php tools/update_header_comments.php
\ No newline at end of file
diff --git a/phpstan.neon b/phpstan.neon
index 1706927e..3e66a005 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -9,11 +9,12 @@ parameters:
 		- ./console
 		- index.php
 	ignoreErrors:
-		- "#Offset 'fields' does not exist on array#"
-		- '#Function imagepalletetotruecolor not found#'
+		- '#Unable to resolve the template type T#'
+		- '#imagepalletetotruecolor not found#'
 		- '#Call to an undefined method Aura\\\Html\\\HelperLocator::[a-zA-Z0-9_]+\(\)#'
 		- '#Call to an undefined method Query\\QueryBuilderInterface::[a-zA-Z0-9_]+\(\)#'
-	excludes_analyse:
+	excludePaths:
+		- src/Ion/Type/Stringy.php
 		- tests/mocks.php
 		- vendor
 	# These are objects that basically can return anything
diff --git a/tools/composer.json b/tools/composer.json
index d1d3c047..d6a58ef1 100644
--- a/tools/composer.json
+++ b/tools/composer.json
@@ -1,6 +1,6 @@
 {
   "require": {
 	"friendsofphp/php-cs-fixer": "^3.6",
-	"rector/rector": "^0.15.21"
+	"rector/rector": "^0.16.0"
   }
 }