diff --git a/.codex/project.md b/.codex/project.md
index d786906..764aeb2 100644
--- a/.codex/project.md
+++ b/.codex/project.md
@@ -47,7 +47,7 @@ Next.js standalone build output:
 Docker image:
 
 ```text
-git.wilkensxl.de/MrSphay/watchlink:latest
+git.wilkensxl.de/mrsphay/watchlink:latest
 ```
 
 ## Security Rules
diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index b3442f7..54de904 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -11,7 +11,8 @@ jobs:
   build:
     runs-on: ubuntu-latest
     env:
-      IMAGE_NAME: git.wilkensxl.de/MrSphay/watchlink:latest
+      DATABASE_URL: postgresql://watchlink:watchlink@localhost:5432/watchlink?schema=public
+      IMAGE_NAME: git.wilkensxl.de/mrsphay/watchlink:latest
     steps:
       - name: Checkout
         uses: actions/checkout@v4
diff --git a/AGENTS.md b/AGENTS.md
index d4a6cb2..4558adb 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -14,7 +14,7 @@ WatchLink is a Dockerized Next.js + Postgres web app for persistent shared watch
 - Do not create a release unless explicitly requested.
 - Create focused tracker issues for real follow-up work that is outside the current scope or independently parallelizable. If Gitea issue access is unavailable, document the follow-up in `docs/agent-handoff.md`.
 - Gitea target: `git.wilkensxl.de/MrSphay/WatchLink`.
-- Docker image target: `git.wilkensxl.de/MrSphay/watchlink:latest`.
+- Docker image target: `git.wilkensxl.de/mrsphay/watchlink:latest`.
 
 ## Commands
 
diff --git a/Dockerfile b/Dockerfile
index 06fb068..cfd3cb5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,6 +6,8 @@ RUN npm install
 FROM node:22-bookworm-slim AS builder
 WORKDIR /app
 ENV NEXT_TELEMETRY_DISABLED=1
+ARG DATABASE_URL="postgresql://watchlink:watchlink@localhost:5432/watchlink?schema=public"
+ENV DATABASE_URL=$DATABASE_URL
 COPY --from=deps /app/node_modules ./node_modules
 COPY . .
 RUN npx prisma generate && npm run build
diff --git a/README.md b/README.md
index 02e02b3..1fd32e1 100644
--- a/README.md
+++ b/README.md
@@ -51,9 +51,9 @@ The Compose stack exposes the web app on `http://localhost:3000` and uses a Post
 Build and publish the Gitea image:
 
 ```bash
-docker build -t git.wilkensxl.de/MrSphay/watchlink:latest .
+docker build -t git.wilkensxl.de/mrsphay/watchlink:latest .
 docker login git.wilkensxl.de
-docker push git.wilkensxl.de/MrSphay/watchlink:latest
+docker push git.wilkensxl.de/mrsphay/watchlink:latest
 ```
 
 <p align="center"><img src="https://raw.githubusercontent.com/andreasbm/readme/master/assets/lines/rainbow.png" alt="-----------------------------------------------------" width="100%"></p>
@@ -69,7 +69,7 @@ git@git.wilkensxl.de:MrSphay/WatchLink.git
 Target container image:
 
 ```text
-git.wilkensxl.de/MrSphay/watchlink:latest
+git.wilkensxl.de/mrsphay/watchlink:latest
 ```
 
 CI expects `REGISTRY_TOKEN` to be configured as a repository or organization secret when image publishing should run.
diff --git a/blueprint.md b/blueprint.md
index d01f211..96ec8d2 100644
--- a/blueprint.md
+++ b/blueprint.md
@@ -33,4 +33,4 @@ npm run dev
 docker compose up --build
 ```
 
-Target image: `git.wilkensxl.de/MrSphay/watchlink:latest`
+Target image: `git.wilkensxl.de/mrsphay/watchlink:latest`
diff --git a/docker-compose.yml b/docker-compose.yml
index fdf4f93..405eb1c 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -15,7 +15,7 @@ services:
 
   web:
     build: .
-    image: git.wilkensxl.de/MrSphay/watchlink:latest
+    image: git.wilkensxl.de/mrsphay/watchlink:latest
     depends_on:
       postgres:
         condition: service_healthy
diff --git a/docs/agent-handoff.md b/docs/agent-handoff.md
index c19651a..5bb4ae4 100644
--- a/docs/agent-handoff.md
+++ b/docs/agent-handoff.md
@@ -15,5 +15,5 @@ Initial implementation created from `codex-agent-repository-kit` guidance.
 
 - Confirm repository visibility in Gitea and set `MrSphay/WatchLink` to public if it is still private. API verification was blocked by `GITEA_TOKEN` returning 401.
 - Run `npm install`, `npm run typecheck`, `npm run test`, and `npm run build` once npm is available.
-- Build and push `git.wilkensxl.de/MrSphay/watchlink:latest` once Docker is available.
+- Build and push `git.wilkensxl.de/mrsphay/watchlink:latest` once Docker is available.
 - Poll Gitea Actions after the next push once API token access is fixed.
diff --git a/docs/release-checklist.md b/docs/release-checklist.md
index 9937edc..edee163 100644
--- a/docs/release-checklist.md
+++ b/docs/release-checklist.md
@@ -4,6 +4,6 @@
 - [ ] `docker compose up --build` starts app and Postgres.
 - [ ] First setup works on a clean database.
 - [ ] Gitea Actions are green.
-- [ ] Container image `git.wilkensxl.de/MrSphay/watchlink:latest` is pushed and pull-tested.
+- [ ] Container image `git.wilkensxl.de/mrsphay/watchlink:latest` is pushed and pull-tested.
 - [ ] README and CHANGELOG are current.
 - [ ] No `.env`, tokens, private keys, or local secrets are tracked.