diff --git a/.github/actions/minimize-comments/action.yml b/.github/actions/minimize-comments/action.yml
new file mode 100644
index 000000000..47fba729a
--- /dev/null
+++ b/.github/actions/minimize-comments/action.yml
@@ -0,0 +1,95 @@
+name: Minimize Comments
+description: Minimize triggering and bot comments
+inputs:
+  trigger_comment_node_id:
+    description: Triggering comment node ID
+    required: false
+  owner:
+    description: Repository owner
+    required: false
+  repo:
+    description: Repository name
+    required: false
+  pr_number:
+    description: Pull request number
+    required: false
+  bot_logins:
+    description: Comma-separated bot logins to minimize
+    required: false
+    default: opencode-agent,opencode-agent[bot],github-actions,github-actions[bot]
+runs:
+  using: composite
+  steps:
+    - name: Minimize triggering comment
+      if: inputs.trigger_comment_node_id != ''
+      shell: bash
+      env:
+        GITHUB_TOKEN: ${{ env.GITHUB_TOKEN }}
+        COMMENT_NODE_ID: ${{ inputs.trigger_comment_node_id }}
+      run: |
+        set -euo pipefail
+        if ! gh api graphql \
+          -f query='mutation($id:ID!){ minimizeComment(input:{subjectId:$id,classifier:OUTDATED}) { minimizedComment { isMinimized minimizedReason } } }' \
+          -f id="${COMMENT_NODE_ID}" >/dev/null 2>&1; then
+          echo "::warning::Failed to minimize triggering comment, continuing..."
+        fi
+
+    - name: Minimize old bot comments
+      if: inputs.owner != '' && inputs.repo != '' && inputs.pr_number != ''
+      shell: bash
+      env:
+        GITHUB_TOKEN: ${{ env.GITHUB_TOKEN }}
+        OWNER: ${{ inputs.owner }}
+        REPO: ${{ inputs.repo }}
+        PR_NUMBER: ${{ inputs.pr_number }}
+        BOT_LOGINS: ${{ inputs.bot_logins }}
+      run: |
+        set -euo pipefail
+        minimized=0
+
+        normalize_logins() {
+          echo "$1" | tr ',' '\n' | sed 's/^[[:space:]]*//;s/[[:space:]]*$//' | awk 'NF'
+        }
+
+        mapfile -t BOT_LOGIN_LIST < <(normalize_logins "${BOT_LOGINS}")
+
+        # Early exit if no bot logins specified
+        if [ ${#BOT_LOGIN_LIST[@]} -eq 0 ]; then
+          echo "No bot logins specified, skipping minimization"
+          exit 0
+        fi
+
+        should_minimize() {
+          local login="$1"
+          for allowed in "${BOT_LOGIN_LIST[@]}"; do
+            if [ "${login}" = "${allowed}" ]; then
+              return 0
+            fi
+          done
+          return 1
+        }
+
+        minimize_node_ids() {
+          while IFS=$'\t' read -r login node_id; do
+            [ -z "${node_id}" ] && continue
+            if should_minimize "${login}"; then
+              if gh api graphql \
+                -f query='mutation($id:ID!){ minimizeComment(input:{subjectId:$id,classifier:OUTDATED}) { minimizedComment { isMinimized minimizedReason } } }' \
+                -f id="${node_id}" >/dev/null 2>&1; then
+                minimized=$((minimized + 1))
+              else
+                echo "::warning::Failed to minimize comment with node_id=${node_id}, continuing..."
+              fi
+            fi
+          done
+        }
+
+        gh api --paginate "repos/${OWNER}/${REPO}/pulls/${PR_NUMBER}/comments" \
+          -H "Accept: application/vnd.github+json" \
+          --jq '.[] | [.user.login, .node_id] | @tsv' | minimize_node_ids
+
+        gh api --paginate "repos/${OWNER}/${REPO}/issues/${PR_NUMBER}/comments" \
+          -H "Accept: application/vnd.github+json" \
+          --jq '.[] | [.user.login, .node_id] | @tsv' | minimize_node_ids
+
+        echo "Minimized old bot comments: ${minimized}"
diff --git a/.github/workflows/comment-to-ai.yml b/.github/workflows/comment-to-ai.yml
index a5a8c20f1..7e606d527 100644
--- a/.github/workflows/comment-to-ai.yml
+++ b/.github/workflows/comment-to-ai.yml
@@ -28,14 +28,11 @@ jobs:
           fetch-depth: 0
 
       - name: Minimize triggering comment
+        uses: ./.github/actions/minimize-comments
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          COMMENT_NODE_ID: ${{ github.event.comment.node_id }}
-        run: |
-          set -euo pipefail
-          gh api graphql \
-            -f query='mutation($id:ID!){ minimizeComment(input:{subjectId:$id,classifier:OUTDATED}) { minimizedComment { isMinimized minimizedReason } } }' \
-            -f id="${COMMENT_NODE_ID}" >/dev/null
+        with:
+          trigger_comment_node_id: ${{ github.event.comment.node_id }}
 
       - name: Configure git
         run: |
@@ -112,44 +109,15 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Minimize triggering comment
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          COMMENT_NODE_ID: ${{ github.event.comment.node_id }}
-        run: |
-          set -euo pipefail
-          gh api graphql \
-            -f query='mutation($id:ID!){ minimizeComment(input:{subjectId:$id,classifier:OUTDATED}) { minimizedComment { isMinimized minimizedReason } } }' \
-            -f id="${COMMENT_NODE_ID}" >/dev/null
-
-      - name: Minimize old bot comments on PR
+      - name: Minimize comments
+        uses: ./.github/actions/minimize-comments
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          PR_NUMBER: ${{ github.event.issue.number }}
-          OWNER: ${{ github.repository_owner }}
-          REPO: ${{ github.event.repository.name }}
-        run: |
-          set -euo pipefail
-          minimized=0
-
-          minimize_node_ids() {
-            while IFS= read -r node_id; do
-              [ -z "${node_id}" ] && continue
-              gh api graphql \
-                -f query='mutation($id:ID!){ minimizeComment(input:{subjectId:$id,classifier:OUTDATED}) { minimizedComment { isMinimized minimizedReason } } }' \
-                -f id="${node_id}" >/dev/null && minimized=$((minimized + 1))
-            done
-          }
-
-          gh api --paginate "repos/${OWNER}/${REPO}/pulls/${PR_NUMBER}/comments" \
-            -H "Accept: application/vnd.github+json" \
-            --jq '.[] | select(.user.login == "opencode-agent" or .user.login == "opencode-agent[bot]" or .user.login == "github-actions" or .user.login == "github-actions[bot]") | .node_id' | minimize_node_ids
-
-          gh api --paginate "repos/${OWNER}/${REPO}/issues/${PR_NUMBER}/comments" \
-            -H "Accept: application/vnd.github+json" \
-            --jq '.[] | select(.user.login == "opencode-agent" or .user.login == "opencode-agent[bot]" or .user.login == "github-actions" or .user.login == "github-actions[bot]") | .node_id' | minimize_node_ids
-
-          echo "Minimized old bot comments: ${minimized}"
+        with:
+          trigger_comment_node_id: ${{ github.event.comment.node_id }}
+          owner: ${{ github.repository_owner }}
+          repo: ${{ github.event.repository.name }}
+          pr_number: ${{ github.event.issue.number }}
 
       - name: Configure git
         run: |
diff --git a/.serena/project.yml b/.serena/project.yml
index e046a9b51..4cdacb18d 100644
--- a/.serena/project.yml
+++ b/.serena/project.yml
@@ -114,3 +114,7 @@ symbol_info_budget:
 # Note: the backend is fixed at startup. If a project with a different backend
 # is activated post-init, an error will be returned.
 language_backend:
+
+# list of regex patterns which, when matched, mark a memory entry as read‑only.
+# Extends the list from the global configuration, merging the two lists.
+read_only_memory_patterns: []