Record MR creation in plan execution summary

Co-Authored-By: Claude <noreply@anthropic.com>

docs/plans-executions/2026-08-11-1935-gitea-build-workflow.md

@@ -4,7 +4,7 @@ Plan: `docs/plans/2026-08-11-1935-gitea-build-workflow.md`
 
 - [x] Step 1 — Create `.gitea/workflows/build.yaml`
 - [x] Step 2 — Replace CLAUDE.md CI TODO with a CI/CD subsection
-- [ ] Step 3 — Push branch + open MR
+- [x] Step 3 — Push branch + open MR
 - [ ] Step 4 — CHANGELOG entry (after the first successful run is confirmed)
 
 ## Steps 1–2 — workflow + CLAUDE.md
@@ -34,6 +34,17 @@ ruby -ryaml -e "YAML.load_file('.gitea/workflows/build.yaml'); puts 'YAML OK'"
 go vet ./... && go build ./... && go test -short ./...   # all packages ok
 ```
 
+## Step 3 — push + MR
+
+Branch pushed and MR opened with `tea` (the worktree was then removed and the main
+checkout switched onto the branch so the files are visible locally):
+
+```bash
+tea pr create --title "Add Gitea Actions image-build workflow" \
+  --description "..." --base main --head feat/gitea-build-workflow
+# → https://gitea.home.hrajfrisbee.cz/kacerr/egress-proxies-operator/pulls/2
+```
+
 Worth noting: the workflow itself cannot run end-to-end until (a) the MR merges
 (it only triggers on tags / manual dispatch, not branch pushes) and (b) the
 `REGISTRY_TOKEN` secret is created in this repo's Gitea settings (PAT with