diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f80552c..d88fecc 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -6,6 +6,10 @@ on:
 permissions:
   contents: write
 
+concurrency:
+  group: release-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   validate-release:
     name: Validate Release
@@ -22,12 +26,11 @@ jobs:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
           version="$(python -c "import tomllib; print(tomllib.load(open('pyproject.toml', 'rb'))['project']['version'])")"
-          if [ "${{ github.ref }}" = "refs/heads/main" ]; then
-            tag="v${version}"
-          else
-            safe_ref="$(echo "${{ github.ref_name }}" | tr '/_' '--' | tr -cd '[:alnum:].-')"
-            tag="v${version}-${safe_ref}.${GITHUB_RUN_NUMBER}"
+          if [ "${{ github.ref }}" != "refs/heads/main" ]; then
+            echo "Development release dev-v${version} will be created or updated."
+            exit 0
           fi
+          tag="v${version}"
 
           if git rev-parse -q --verify "refs/tags/${tag}" >/dev/null; then
             echo "::error title=Release tag already exists::${tag} already exists. Bump project.version in pyproject.toml before running the release workflow."
@@ -167,8 +170,7 @@ jobs:
           if [ "${{ github.ref }}" = "refs/heads/main" ]; then
             tag="v${version}"
           else
-            safe_ref="$(echo "${{ github.ref_name }}" | tr '/_' '--' | tr -cd '[:alnum:].-')"
-            tag="v${version}-${safe_ref}.${GITHUB_RUN_NUMBER}"
+            tag="dev-v${version}"
           fi
           repo_url="${{ github.server_url }}/${{ github.repository }}"
           previous_tag="$(git tag --merged HEAD --sort=-v:refname | grep -E '^v[0-9]+(\.[0-9]+)*$' | grep -vx "$tag" | head -n 1 || true)"
@@ -223,11 +225,10 @@ jobs:
           version="${{ steps.package-version.outputs.version }}"
           if [ "${{ github.ref }}" = "refs/heads/main" ]; then
             tag="v${version}"
-            prerelease_args=()
+            title="v${version} Release"
           else
-            safe_ref="$(echo "${{ github.ref_name }}" | tr '/_' '--' | tr -cd '[:alnum:].-')"
-            tag="v${version}-${safe_ref}.${GITHUB_RUN_NUMBER}"
-            prerelease_args=(--prerelease)
+            tag="dev-v${version}"
+            title="v${version} Development Build"
           fi
           files=(
             nte-history-exporter.exe
@@ -238,14 +239,30 @@ jobs:
             nte-history-exporter-v${version}-x86_64-apple-darwin.zip
           )
 
-          if git rev-parse -q --verify "refs/tags/${tag}" >/dev/null; then
-            echo "::error title=Release tag already exists::${tag} already exists. Bump project.version in pyproject.toml before running the release workflow."
-            exit 1
+          if [ "${{ github.ref }}" = "refs/heads/main" ]; then
+            if git rev-parse -q --verify "refs/tags/${tag}" >/dev/null; then
+              echo "::error title=Release tag already exists::${tag} already exists. Bump project.version in pyproject.toml before running the release workflow."
+              exit 1
+            fi
+
+            if gh release view "$tag" >/dev/null 2>&1; then
+              echo "::error title=GitHub release already exists::${tag} already has a GitHub release. Bump project.version in pyproject.toml before running the release workflow."
+              exit 1
+            fi
+
+            gh release create "$tag" "${files[@]}" --title "$title" --notes-file release-notes.md
+            exit 0
           fi
 
+          # Development releases are intentionally mutable. Keep one prerelease
+          # per package version and move it to the commit that produced the
+          # latest successful build.
+          git tag --force "$tag" "$GITHUB_SHA"
+          git push origin "refs/tags/${tag}" --force
+
           if gh release view "$tag" >/dev/null 2>&1; then
-            echo "::error title=GitHub release already exists::${tag} already has a GitHub release. Bump project.version in pyproject.toml before running the release workflow."
-            exit 1
+            gh release edit "$tag" --title "$title" --notes-file release-notes.md --prerelease
+            gh release upload "$tag" "${files[@]}" --clobber
+          else
+            gh release create "$tag" "${files[@]}" --title "$title" --notes-file release-notes.md --prerelease
           fi
-
-          gh release create "$tag" "${files[@]}" --title "${tag} Release" --notes-file release-notes.md "${prerelease_args[@]}"
diff --git a/docs/export-format.md b/docs/export-format.md
index 1b9ea37..863442f 100644
--- a/docs/export-format.md
+++ b/docs/export-format.md
@@ -15,7 +15,7 @@ decoder-only offsets.
   "capture_source": "npcap",
   "exporter": {
     "name": "nte-history-exporter",
-    "version": "0.1.12"
+    "version": "0.2.0"
   },
   "banner": {
     "id": "Lottery_Permanent",
diff --git a/pyproject.toml b/pyproject.toml
index f87550c..39e30a6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "nte-history-exporter"
-version = "0.1.12"
+version = "0.2.0"
 description = "Cross-platform Neverness to Everness pull-history exporter."
 requires-python = ">=3.10"
 dependencies = []
diff --git a/src/nte_history_exporter/__init__.py b/src/nte_history_exporter/__init__.py
index 74acd0e..d3ec452 100644
--- a/src/nte_history_exporter/__init__.py
+++ b/src/nte_history_exporter/__init__.py
@@ -1 +1 @@
-__version__ = "0.1.12"
+__version__ = "0.2.0"
diff --git a/src/nte_history_exporter/constants.py b/src/nte_history_exporter/constants.py
index 0491f89..f5afd5b 100644
--- a/src/nte_history_exporter/constants.py
+++ b/src/nte_history_exporter/constants.py
@@ -13,7 +13,7 @@ ARC_BANNER_NAME = "Arc Miracle Box"
 MYSTERY_BOX_BANNER_ID = "Gashapon_MysteryBox"
 MYSTERY_BOX_BANNER_NAME = "Mystery Box"
 EXPORTER_NAME = "nte-history-exporter"
-EXPORTER_VERSION = "0.1.12"
+EXPORTER_VERSION = "0.2.0"
 
 HISTORY_REQUEST_BANNER = 4220
 HISTORY_REQUEST_LENGTH = 45