ci: install on every step instead of caching

.github/workflows/main.yml

@@ -7,8 +7,8 @@ on:
   workflow_dispatch:
 
 jobs:
-  install:
-    name: Install & Cache Dependencies
+  code_style:
+    name: Prettier Check
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -18,73 +18,77 @@ jobs:
       - uses: actions/setup-node@v4
         with:
           node-version: "22"
-          cache: "pnpm"
-
+          cache: pnpm
       - name: Install dependencies
         run: pnpm install
-
-  code_style:
-    name: Prettier Check
-    runs-on: ubuntu-latest
-    needs: install
-    steps:
-      - uses: actions/checkout@v4
-      - uses: pnpm/action-setup@v4
-        with:
-          version: 9
-
       - name: Prettier Check
         run: pnpm run prettier:check
 
   type_check:
     name: Type Check
     runs-on: ubuntu-latest
-    needs: install
     steps:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
         with:
           version: 9
-
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "22"
+          cache: pnpm
+      - name: Install dependencies
+        run: pnpm install
       - name: Type Check
         run: pnpm run typecheck
 
   lint:
     name: Lint
     runs-on: ubuntu-latest
-    needs: install
     steps:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
         with:
           version: 9
-
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "22"
+          cache: pnpm
+      - name: Install dependencies
+        run: pnpm install
       - name: Lint
         run: pnpm run lint
 
   build_backend:
     name: Build Backend
     runs-on: ubuntu-latest
-    needs: install
     steps:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
         with:
           version: 9
-
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "22"
+          cache: pnpm
+      - name: Install dependencies
+        run: pnpm install
       - name: Build Backend
         run: pnpm --filter backend build
 
   build_frontend:
     name: Build Frontend
     runs-on: ubuntu-latest
-    needs: install
     steps:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
         with:
           version: 9
-
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "22"
+          cache: pnpm
+      - name: Install dependencies
+        run: pnpm install
       - name: Build Frontend
         env:
           NEXT_PUBLIC_API_URL: https://staging.api.boklisten.no/
@@ -95,12 +99,16 @@ jobs:
   test_backend:
     name: Test Backend
     runs-on: ubuntu-latest
-    needs: install
     steps:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
         with:
           version: 9
-
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "22"
+          cache: pnpm
+      - name: Install dependencies
+        run: pnpm install
       - name: Test Backend
         run: pnpm --filter backend test