Add knip unused code & dependency analyser (#1441)

.github/workflows/static_analysis.yaml

@@ -12,6 +12,7 @@ jobs:
 
             - uses: actions/setup-node@v4
               with:
+                  node-version-file: package.json
                   cache: "yarn"
 
             # Does not need branch matching as only analyses this layer
@@ -33,6 +34,7 @@ jobs:
 
             - uses: actions/setup-node@v4
               with:
+                  node-version-file: package.json
                   cache: "yarn"
 
             # Does not need branch matching as only analyses this layer
@@ -50,6 +52,7 @@ jobs:
 
             - uses: actions/setup-node@v4
               with:
+                  node-version-file: package.json
                   cache: "yarn"
 
             # Does not need branch matching as only analyses this layer
@@ -58,3 +61,20 @@ jobs:
 
             - name: Run Linter
               run: "yarn lint:workflows"
+
+    analyse_dead_code:
+        name: "Analyse Dead Code"
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+
+            - uses: actions/setup-node@v4
+              with:
+                  node-version-file: package.json
+                  cache: "yarn"
+
+            - name: Install Deps
+              run: "yarn install --frozen-lockfile"
+
+            - name: Run linter
+              run: "yarn run lint:knip"