ci(gitea): unify push and merged-pr validation

.gitea/workflows/pr-merge-validation.yml

@@ -1,27 +0,0 @@
-name: Pull Request Merge Validation
-
-on:
-  pull_request_target:
-    types:
-      - closed
-
-jobs:
-  validate-merged-pr:
-    if: ${{ github.event.pull_request.merged == true }}
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout merged commit
-        uses: actions/checkout@v4
-        with:
-          ref: ${{ github.event.pull_request.merge_commit_sha }}
-
-      - name: Setup Go
-        uses: actions/setup-go@v5
-        with:
-          go-version-file: go.mod
-
-      - name: Run full unit test suite
-        run: go test ./...
-
-      - name: Run behavior suite
-        run: ./script/run-behavior-suite-docker.sh

.gitea/workflows/push-validation.yml

@@ -1,4 +1,4 @@
-name: Push Unit Tests
+name: Push Validation
 
 on:
   push:
@@ -8,7 +8,7 @@ on:
       - "*"
 
 jobs:
-  unit-tests:
+  validate:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
@@ -21,3 +21,7 @@ jobs:
 
       - name: Run full unit test suite
         run: go test ./...
+
+      - name: Run behavior suite on main pushes
+        if: ${{ github.ref == 'refs/heads/main' }}
+        run: ./script/run-behavior-suite-docker.sh