chore: remove ci/cd for build

.github/workflows/infra-build.yml

@@ -1,70 +0,0 @@
-name: Build Infra (Opentofu)
-
-on:
-  push:
-    branches:
-      - master
-    paths:
-      - '**.tf'
-
-jobs:
-  opentofu:
-    if: github.repository == 'comprofix/opentofu-homelab'
-    name: Opentofu Build
-    runs-on: self-hosted
-    container:
-      image: node:20-bullseye
-    
-    env:
-      PG_CONN_STR: ${{ secrets.PG_CONN_STR }}   # PostgreSQL backend connection string
-
-    steps:
-      # 1. Checkout code
-      - name: Checkout code
-        uses: actions/checkout@v5
-        with:
-          fetch-depth: 0
-
-      # 2. Generate dynamic Terraform/Opentofu vars from secrets
-      - name: Generate Dynamic Vars (Secrets)
-        run: |
-          cat <<EOF > terraform.auto.tfvars
-          ci_user = "${{ secrets.CI_USER }}"
-          ci_password = "${{ secrets.CI_PASSWORD }}"
-          proxmox_api_url = "${{ secrets.PVE_API_URL }}"
-          proxmox_api_token_id = "${{ secrets.PVE_API_TOKEN_ID }}"
-          proxmox_api_token_secret = "${{ secrets.PVE_API_TOKEN_SECRET }}"
-          ssh_key = "${{ secrets.SSH_PRIVATE_KEY }}"
-          passphrase = "${{ secrets.SSH_PASSPHRASE }}"
-          EOF
-
-      # 3. Setup Opentofu CLI
-      - name: Setup Opentofu
-        uses: opentofu/setup-opentofu@v1
-
-      # 4. Format the secrets/vars file (required by tofu fmt)
-      - name: Format vars file
-        run: tofu fmt terraform.auto.tfvars
-
-      # 5. Initialize Opentofu backend and providers
-      - name: Opentofu Init
-        run: tofu init
-
-      # 6. Full formatting/lint check for all files
-      - name: Opentofu Format Check
-        run: tofu fmt -check -recursive
-
-      # 7. Validate configuration
-      - name: Opentofu Validate
-        run: tofu validate
-
-      # 8. Plan changes
-      - name: Opentofu Plan
-        id: plan
-        run: |
-          tofu plan -out=tfplan -detailed-exitcode
-
-      # 9. Apply changes only if previous steps succeed
-      - name: Opentofu Apply
-        if: success()
-        run: tofu apply -auto-approve tfplan