diff --git a/Cargo.lock b/Cargo.lock
index 4abba1e..bd89712 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -451,7 +451,7 @@ checksum = "c3e64b0cc0439b12df2fa678eae89a1c56a529fd067a9115f7827f1fffd22b32"
 
 [[package]]
 name = "cli-sub-agent"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "chrono",
@@ -610,7 +610,7 @@ dependencies = [
 
 [[package]]
 name = "csa-acp"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "agent-client-protocol",
  "anyhow",
@@ -629,7 +629,7 @@ dependencies = [
 
 [[package]]
 name = "csa-config"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "chrono",
@@ -645,7 +645,7 @@ dependencies = [
 
 [[package]]
 name = "csa-core"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "agent-teams",
  "chrono",
@@ -659,7 +659,7 @@ dependencies = [
 
 [[package]]
 name = "csa-executor"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "agent-teams",
  "anyhow",
@@ -683,7 +683,7 @@ dependencies = [
 
 [[package]]
 name = "csa-hooks"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "chrono",
@@ -698,7 +698,7 @@ dependencies = [
 
 [[package]]
 name = "csa-lock"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "chrono",
@@ -710,7 +710,7 @@ dependencies = [
 
 [[package]]
 name = "csa-mcp-hub"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "axum",
@@ -732,7 +732,7 @@ dependencies = [
 
 [[package]]
 name = "csa-memory"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -750,7 +750,7 @@ dependencies = [
 
 [[package]]
 name = "csa-process"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "csa-core",
@@ -767,7 +767,7 @@ dependencies = [
 
 [[package]]
 name = "csa-resource"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "csa-core",
@@ -782,7 +782,7 @@ dependencies = [
 
 [[package]]
 name = "csa-scheduler"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "chrono",
@@ -800,7 +800,7 @@ dependencies = [
 
 [[package]]
 name = "csa-session"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "chrono",
@@ -821,7 +821,7 @@ dependencies = [
 
 [[package]]
 name = "csa-todo"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "chrono",
@@ -4089,7 +4089,7 @@ dependencies = [
 
 [[package]]
 name = "weave"
-version = "0.1.104"
+version = "0.1.105"
 dependencies = [
  "anyhow",
  "clap",
diff --git a/Cargo.toml b/Cargo.toml
index fb0ebe1..224a55a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ members = ["crates/*"]
 resolver = "2"
 
 [workspace.package]
-version = "0.1.104"
+version = "0.1.105"
 edition = "2024"
 rust-version = "1.85"
 license = "Apache-2.0"
diff --git a/patterns/dev2merge/PATTERN.md b/patterns/dev2merge/PATTERN.md
index 0af4101..1d4193e 100644
--- a/patterns/dev2merge/PATTERN.md
+++ b/patterns/dev2merge/PATTERN.md
@@ -578,3 +578,38 @@ set -euo pipefail
 csa run --sa-mode false --skill pr-codex-bot --no-stream-stdout \
   "Operate on the current branch and active PR. Execute the full cloud review lifecycle end-to-end, including trigger, polling, timeout fallback, iterative fixes, and merge."
 ```
+
+## Step 21: Post-Merge Local Sync
+
+Tool: bash
+OnFail: abort
+
+After the delegated pr-codex-bot workflow completes (which includes
+`gh pr merge`), sync the local main branch to match remote and clean up
+the feature branch. This ensures local state is consistent with remote
+after the remote-side squash-merge.
+
+```bash
+set -euo pipefail
+FEATURE_BRANCH="$(git branch --show-current 2>/dev/null || true)"
+
+# Sync local main with remote
+git fetch origin
+git checkout main
+git merge origin/main --ff-only
+
+# Verify local main matches remote
+LOCAL_SHA="$(git rev-parse HEAD)"
+REMOTE_SHA="$(git rev-parse origin/main)"
+if [ "${LOCAL_SHA}" != "${REMOTE_SHA}" ]; then
+  echo "ERROR: Local main (${LOCAL_SHA}) does not match origin/main (${REMOTE_SHA}) after sync." >&2
+  exit 1
+fi
+echo "Local main synced to ${LOCAL_SHA}."
+
+# Clean up feature branch (local and remote)
+if [ -n "${FEATURE_BRANCH}" ] && [ "${FEATURE_BRANCH}" != "main" ] && [ "${FEATURE_BRANCH}" != "dev" ]; then
+  git branch -d "${FEATURE_BRANCH}" 2>/dev/null || echo "INFO: Local branch ${FEATURE_BRANCH} already deleted."
+  git push origin --delete "${FEATURE_BRANCH}" 2>/dev/null || echo "INFO: Remote branch ${FEATURE_BRANCH} already deleted."
+fi
+```
diff --git a/patterns/dev2merge/skills/dev2merge/SKILL.md b/patterns/dev2merge/skills/dev2merge/SKILL.md
index 5b86702..666b82a 100644
--- a/patterns/dev2merge/skills/dev2merge/SKILL.md
+++ b/patterns/dev2merge/skills/dev2merge/SKILL.md
@@ -79,7 +79,7 @@ breaks prompt-guard propagation.
 14. **Create PR**: `gh pr create --base main`.
 15. **Delegate PR review loop**: invoke `csa run --skill pr-codex-bot --no-stream-stdout ...`.
 16. **Do not poll in caller**: all trigger/poll/timeout/fix/review/merge waiting is handled inside delegated CSA workflow.
-17. **Post-merge sync**: ensure local `main` is updated after delegated workflow completes.
+17. **Post-merge sync**: `git fetch origin && git checkout main && git merge origin/main --ff-only`. Delete feature branch locally and remotely.
 
 ## Example Usage
 
@@ -109,5 +109,5 @@ breaks prompt-guard propagation.
 10. `pr-codex-bot` delegated workflow completed successfully.
 11. Cloud review polling and fix loops stayed inside delegated CSA session (no caller-side polling loop).
 12. PR merged via squash-merge.
-13. Local main updated: `git checkout main && git pull origin main`.
+13. Local main updated: `git fetch origin && git checkout main && git merge origin/main --ff-only`.
 14. Feature branch deleted (remote and local).
diff --git a/patterns/dev2merge/workflow.toml b/patterns/dev2merge/workflow.toml
index a2a8301..49e2652 100644
--- a/patterns/dev2merge/workflow.toml
+++ b/patterns/dev2merge/workflow.toml
@@ -80,6 +80,9 @@ name = "VERSION"
 [[workflow.variables]]
 name = "dir"
 
+[[workflow.variables]]
+name = "FEATURE_BRANCH"
+
 [[workflow.variables]]
 name = "file"
 
@@ -679,3 +682,35 @@ csa run --sa-mode false --skill pr-codex-bot --no-stream-stdout \
   "Operate on the current branch and active PR. Execute the full cloud review lifecycle end-to-end, including trigger, polling, timeout fallback, iterative fixes, and merge."
 ```'''
 on_fail = "abort"
+
+[[workflow.steps]]
+id = 21
+title = "Post-Merge Local Sync"
+tool = "bash"
+prompt = '''
+After the delegated pr-codex-bot workflow completes (which includes
+`gh pr merge`), sync the local main branch to match remote and clean up
+the feature branch.
+
+```bash
+set -euo pipefail
+FEATURE_BRANCH="$(git branch --show-current 2>/dev/null || true)"
+
+git fetch origin
+git checkout main
+git merge origin/main --ff-only
+
+LOCAL_SHA="$(git rev-parse HEAD)"
+REMOTE_SHA="$(git rev-parse origin/main)"
+if [ "${LOCAL_SHA}" != "${REMOTE_SHA}" ]; then
+  echo "ERROR: Local main (${LOCAL_SHA}) does not match origin/main (${REMOTE_SHA}) after sync." >&2
+  exit 1
+fi
+echo "Local main synced to ${LOCAL_SHA}."
+
+if [ -n "${FEATURE_BRANCH}" ] && [ "${FEATURE_BRANCH}" != "main" ] && [ "${FEATURE_BRANCH}" != "dev" ]; then
+  git branch -d "${FEATURE_BRANCH}" 2>/dev/null || echo "INFO: Local branch ${FEATURE_BRANCH} already deleted."
+  git push origin --delete "${FEATURE_BRANCH}" 2>/dev/null || echo "INFO: Remote branch ${FEATURE_BRANCH} already deleted."
+fi
+```'''
+on_fail = "abort"
diff --git a/patterns/pr-codex-bot/PATTERN.md b/patterns/pr-codex-bot/PATTERN.md
index 8e9ca5c..5c6f5ff 100644
--- a/patterns/pr-codex-bot/PATTERN.md
+++ b/patterns/pr-codex-bot/PATTERN.md
@@ -549,7 +549,17 @@ gh pr comment "${PR_NUM}" --repo "${REPO}" --body \
   "**Merge rationale**: Cloud bot (@codex) is disabled or unavailable. Local \`csa review --branch main\` passed CLEAN (or issues were fixed in fallback cycle). Proceeding to merge with local review as the review layer."
 
 gh pr merge "${PR_NUM}" --repo "${REPO}" --squash --delete-branch
-git checkout main && git pull origin main
+
+# Post-merge: sync local main with remote
+git fetch origin
+git checkout main
+git merge origin/main --ff-only
+git log --oneline -1  # verify local matches remote
+
+# Clean up feature branch locally (remote already deleted by --delete-branch)
+if [ -n "${WORKFLOW_BRANCH}" ] && [ "${WORKFLOW_BRANCH}" != "main" ]; then
+  git branch -d "${WORKFLOW_BRANCH}" 2>/dev/null || true
+fi
 ```
 
 ## ELSE
@@ -1155,7 +1165,17 @@ fi
 
 git push origin "${WORKFLOW_BRANCH}"
 gh pr merge "${WORKFLOW_BRANCH}-clean" --repo "${REPO}" --squash --delete-branch
-git checkout main && git pull origin main
+
+# Post-merge: sync local main with remote
+git fetch origin
+git checkout main
+git merge origin/main --ff-only
+git log --oneline -1  # verify local matches remote
+
+# Clean up feature branch locally (remote already deleted by --delete-branch)
+if [ -n "${WORKFLOW_BRANCH}" ] && [ "${WORKFLOW_BRANCH}" != "main" ]; then
+  git branch -d "${WORKFLOW_BRANCH}" 2>/dev/null || true
+fi
 ```
 
 ## ELSE
@@ -1184,7 +1204,17 @@ fi
 
 git push origin "${WORKFLOW_BRANCH}"
 gh pr merge "${PR_NUM}" --repo "${REPO}" --squash --delete-branch
-git checkout main && git pull origin main
+
+# Post-merge: sync local main with remote
+git fetch origin
+git checkout main
+git merge origin/main --ff-only
+git log --oneline -1  # verify local matches remote
+
+# Clean up feature branch locally (remote already deleted by --delete-branch)
+if [ -n "${WORKFLOW_BRANCH}" ] && [ "${WORKFLOW_BRANCH}" != "main" ]; then
+  git branch -d "${WORKFLOW_BRANCH}" 2>/dev/null || true
+fi
 ```
 
 ## ENDIF
diff --git a/patterns/pr-codex-bot/skills/pr-codex-bot/SKILL.md b/patterns/pr-codex-bot/skills/pr-codex-bot/SKILL.md
index b0c7653..06eadf8 100644
--- a/patterns/pr-codex-bot/skills/pr-codex-bot/SKILL.md
+++ b/patterns/pr-codex-bot/skills/pr-codex-bot/SKILL.md
@@ -177,7 +177,7 @@ breaks prompt-guard propagation.
 9. **Continue loop**: Push fixes and loop back (next trigger is issued in Step 4). Track iteration count via `REVIEW_ROUND`. When `REVIEW_ROUND` reaches `MAX_REVIEW_ROUNDS` (default: 10), STOP and present options to the user: (A) Merge now, (B) Continue for more rounds, (C) Abort and investigate manually. The workflow MUST NOT auto-merge or auto-abort at the round limit.
 10. **Clean resubmission** (if fixes accumulated): Create clean branch for final review.
 10.5. **Rebase for clean history**: If branch has > 3 commits, create backup branch, soft reset to `$(git merge-base main HEAD)` (not local main tip, which may have advanced), create logical commits by selectively staging, force push with lease, then trigger one final `@codex review`. **MUST block**: delegate post-rebase wait/fix/review handling to one CSA-managed gate step and proceed only when it returns pass. The delegated gate is hard-time-bounded and must return an explicit pass marker; non-zero/timeout/invalid-marker is hard fail. If issues remain after bounded retries, abort. If bot times out, delegated gate must execute fallback `csa review --range main...HEAD` plus bounded fix cycle. FORBIDDEN: proceeding to merge while post-rebase review has unresolved issues. Skip rebase entirely if <= 3 commits or already logically grouped.
-11. **Merge**: Leave audit trail comment if bot was unavailable (explaining merge rationale: bot timeout + local review CLEAN). Then `gh pr merge --squash --delete-branch`, then `git checkout main && git pull`.
+11. **Merge**: Leave audit trail comment if bot was unavailable (explaining merge rationale: bot timeout + local review CLEAN). Then `gh pr merge --squash --delete-branch`, then `git fetch origin && git checkout main && git merge origin/main --ff-only`. Delete feature branch locally (`git branch -d`).
 
 ## Example Usage
 
@@ -213,4 +213,4 @@ breaks prompt-guard propagation.
 10b. **Rebase for clean history** (Step 10.5): If branch had > 3 accumulated commits, commits were rebased into logical groups, force-pushed, and delegated post-rebase CSA gate passed before merge (including timeout fallback handling). Backup branch created at `backup-<pr>-pre-rebase`.
 11. **Audit trail**: Every dismissed PR-page finding (for example, a bot finding) has a corresponding explanatory PR comment posted by an explicit workflow step BEFORE proceeding or merging.
 12. PR merged via squash-merge with branch cleanup.
-13. Local main updated: `git checkout main && git pull origin main`.
+13. Local main updated: `git fetch origin && git checkout main && git merge origin/main --ff-only`. Feature branch deleted locally and remotely.
diff --git a/patterns/pr-codex-bot/workflow.toml b/patterns/pr-codex-bot/workflow.toml
index 8233a4f..66e96ea 100644
--- a/patterns/pr-codex-bot/workflow.toml
+++ b/patterns/pr-codex-bot/workflow.toml
@@ -548,7 +548,17 @@ gh pr comment "${PR_NUM}" --repo "${REPO}" --body \
   "**Merge rationale**: Cloud bot (@codex) is disabled or unavailable. Local csa review --branch main passed CLEAN (or issues were fixed in fallback cycle). Proceeding to merge with local review as the review layer."
 
 gh pr merge "${PR_NUM}" --repo "${REPO}" --squash --delete-branch
-git checkout main && git pull origin main
+
+# Post-merge: sync local main with remote
+git fetch origin
+git checkout main
+git merge origin/main --ff-only
+git log --oneline -1  # verify local matches remote
+
+# Clean up feature branch locally (remote already deleted by --delete-branch)
+if [ -n "${WORKFLOW_BRANCH}" ] && [ "${WORKFLOW_BRANCH}" != "main" ]; then
+  git branch -d "${WORKFLOW_BRANCH}" 2>/dev/null || true
+fi
 ```"""
 on_fail = "abort"
 condition = "(${BOT_UNAVAILABLE}) && (!(${FALLBACK_REVIEW_HAS_ISSUES})) && (!(${ROUND_LIMIT_REACHED}))"
@@ -1164,7 +1174,17 @@ fi
 
 git push origin "${WORKFLOW_BRANCH}"
 gh pr merge "${WORKFLOW_BRANCH}-clean" --repo "${REPO}" --squash --delete-branch
-git checkout main && git pull origin main
+
+# Post-merge: sync local main with remote
+git fetch origin
+git checkout main
+git merge origin/main --ff-only
+git log --oneline -1  # verify local matches remote
+
+# Clean up feature branch locally (remote already deleted by --delete-branch)
+if [ -n "${WORKFLOW_BRANCH}" ] && [ "${WORKFLOW_BRANCH}" != "main" ]; then
+  git branch -d "${WORKFLOW_BRANCH}" 2>/dev/null || true
+fi
 ```"""
 on_fail = "abort"
 condition = "(!(${BOT_UNAVAILABLE})) && (${FIXES_ACCUMULATED}) && (!(${ROUND_LIMIT_REACHED}))"
@@ -1190,7 +1210,17 @@ fi
 
 git push origin "${WORKFLOW_BRANCH}"
 gh pr merge "${PR_NUM}" --repo "${REPO}" --squash --delete-branch
-git checkout main && git pull origin main
+
+# Post-merge: sync local main with remote
+git fetch origin
+git checkout main
+git merge origin/main --ff-only
+git log --oneline -1  # verify local matches remote
+
+# Clean up feature branch locally (remote already deleted by --delete-branch)
+if [ -n "${WORKFLOW_BRANCH}" ] && [ "${WORKFLOW_BRANCH}" != "main" ]; then
+  git branch -d "${WORKFLOW_BRANCH}" 2>/dev/null || true
+fi
 ```"""
 on_fail = "abort"
 condition = "(!(${BOT_UNAVAILABLE})) && (!(${FIXES_ACCUMULATED})) && (!(${ROUND_LIMIT_REACHED}))"
diff --git a/weave.lock b/weave.lock
index 97e7320..41ae7d0 100644
--- a/weave.lock
+++ b/weave.lock
@@ -1,9 +1,9 @@
 package = []
 
 [versions]
-csa = "0.1.104"
+csa = "0.1.105"
 last_migrated_at = "2026-03-08T12:08:01.820964091Z"
-weave = "0.1.104"
+weave = "0.1.105"
 
 [migrations]
 applied = [