Add conditional deploys (#26)

* Add conditional deploys. Update dev environment

* Cast github expression check to string

Author: joseph-flinn

.github/workflows/build-n-publish.yml

@@ -9,8 +9,35 @@ on:
       - main
 
 jobs:
+  setup:
+    name: Deploy Setup 
+    runs-on: ubuntu-latest
+    outputs:
+      frontend-changed: ${{ steps.changes.outputs.frontend-changed }}
+      data-changed: ${{ steps.changes.outputs.data-changed }}
+    steps:
+      - name: Checkout
+        uses: actions/[email protected]
+
+      - name: Detect Changes
+        id: changes
+        run: |
+          FRONTEND_DIFF=$(git diff --name-only origin/main -- frontend/* | wc -l | xargs)
+          DATA_DIFF=$(git diff --name-only origin/main -- data/* | wc -l | xargs)
+
+          if [[ "$FRONTEND_DIFF" == "1" ]]; then
+            echo "frontend-changed=true" >> $GITHUB_OUTPUT
+          fi
+
+          if [[ "$DATA_DIFF" == "1" ]]; then
+            echo "data-changed=true" >> $GITHUB_OUTPUT
+          fi
+
+
   build-frontend:
     name: Build Frontend
+    if: ${{ needs.setup.outputs.frontend-changed == 'true' }}
+    needs: [setup]
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
@@ -31,6 +58,8 @@ jobs:
 
   deploy-frontend:
     name: Deploy Frontend
+    if: ${{ needs.setup.outputs.frontend-changed == 'true' }}
+    needs: [setup]
     runs-on: ubuntu-latest
     needs: build-frontend
     permissions:
@@ -47,6 +76,8 @@ jobs:
 
   build-data:
     name: Build Data
+    if: ${{ needs.setup.outputs.data-changed == 'true' }}
+    needs: [setup]
     runs-on: ubuntu-latest
     steps:
       - name: Checkout

frontend/src/routes/posts/+page.js

@@ -3,5 +3,4 @@ import { getPosts } from '$lib/utils/loader.js';
 
 export const load = ({fetch}) => {
     return getPosts(fetch);
-
 }

shell.nix

@@ -4,6 +4,7 @@ stdenv.mkDerivation {
     name = "node";
     buildInputs = [
         nodejs
+        actionlint
     ];
     shellHook = ''
         export PATH="$PWD/frontend/node_modules/.bin/:$PATH"