Add gitea runner workflow for dev build

Trying to set up an action that automatically rebuilds the pwa and copies the results to server/alvinn-dev.

Signed-off-by: Justin Georgi <justin.georgi@gmail.com>

.gitea/workflows/dev-build.yaml

@@ -0,0 +1,19 @@
+name: Build Dev Server
+run-name: ${{ gitea.actor }} is building new dev version
+on: [push]
+
+jobs:
+  Explore-Gitea-Actions:
+    runs-on: ubuntu-latest
+    steps:
+      - run: echo "The job was automatically triggered by a ${{ gitea.event_name }} event."
+      - run: echo "This job is now running on a ${{ runner.os }} server hosted by Gitea!"
+      - run: echo "The name of your branch is ${{ gitea.ref }} and your repository is ${{ gitea.repository }}."
+      - name: Check out repository code
+        uses: actions/checkout@v3
+      - run: echo "The ${{ gitea.repository }} repository has been cloned to the runner."
+      - run: echo "The workflow is now ready to test your code on the runner."
+      - name: List files in the repository
+        run: |
+          ls ${{ gitea.workspace }}
+      - run: echo "This job's status is ${{ job.status }}."