Clean up CI static analysis

.github/workflows/ci.yaml

@@ -53,15 +53,17 @@ jobs:
       - name: Install PHP
         uses: shivammathur/[email protected]
         with:
+          php-version: '8.3'
           coverage: none
           extensions: mbstring
-          php-version: "7.4"
 
-      - name: Install dependencies with composer
-        run: "composer update --no-interaction --no-progress && composer i --working-dir=ci"
+      - name: Install psalm
+        run: >-
+          composer require --dev vimeo/psalm
 
-      - name: Run vimeo/psalm
-        run: "ci/vendor/bin/psalm --threads=4"
+      - name: Run static analysis
+        run: >-
+          psalm --threads=4
 
   roave-bc-check:
     name: Roave BC Check

psalm.xml

@@ -1,17 +1,13 @@
 <?xml version="1.0"?>
 <psalm
-    totallyTyped="true"
+    errorLevel="8"
+    resolveFromConfigFile="true"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xmlns="https://getpsalm.org/schema/config"
-    xsi:schemaLocation="https://getpsalm.org/schema/config ci/vendor/vimeo/psalm/config.xsd"
-    phpVersion="7.3"
+    xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
 >
     <projectFiles>
-        <directory name="bin" />
+        <directory name="bin"/>
         <directory name="tests/static-analysis" />
-        <ignoreFiles>
-            <directory name="ci"/>
-        </ignoreFiles>
     </projectFiles>
-
 </psalm>