fix(backend): Clean-up configurations

.run/local-server-backend-postgres.run.xml

@@ -1,13 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="local-server-backend-postgres" type="SpringBootApplicationConfigurationType" factoryName="Spring Boot">
-    <option name="ACTIVE_PROFILES" value="postgres" />
-    <option name="ALTERNATIVE_JRE_PATH" value="ms-21" />
-    <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="true" />
-    <module name="com.betriebsratkanzlei.legalconsenthub.main" />
-    <option name="SPRING_BOOT_MAIN_CLASS" value="com.betriebsratkanzlei.legalconsenthub.LegalconsenthubApplication" />
-    <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/legalconsenthub-backend" />
-    <method v="2">
-      <option name="Make" enabled="true" />
-    </method>
-  </configuration>
-</component>

legalconsenthub-backend/docker-compose.yml

@@ -1,20 +0,0 @@
-version: '3.8'
-
-services:
-  postgres:
-    image: postgres:17-alpine
-    container_name: legalconsenthub-postgres
-    environment:
-      POSTGRES_DB: legalconsenthub
-      POSTGRES_USER: legalconsenthub
-      POSTGRES_PASSWORD: legalconsenthub
-    ports:
-      - "5432:5432"
-    volumes:
-      - ./postgres-data:/var/lib/postgresql/data
-    restart: unless-stopped
-    healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U legalconsenthub -d legalconsenthub"]
-      interval: 10s
-      timeout: 5s
-      retries: 5

legalconsenthub-backend/src/main/resources/application-postgres.yaml

@@ -1,41 +0,0 @@
-spring:
-  application:
-    name: legalconsenthub
-
-  datasource:
-    hikari:
-      auto-commit: false
-    url: jdbc:postgresql://localhost:5432/legalconsenthub
-    username: legalconsenthub
-    password: legalconsenthub
-    driver-class-name: org.postgresql.Driver
-
-  jpa:
-    database-platform: org.hibernate.dialect.PostgreSQLDialect
-    hibernate:
-      ddl-auto: validate
-    show-sql: true
-    properties:
-      hibernate:
-        format_sql: true
-        jdbc:
-          batch_size: 100
-          order_inserts: true
-          enable_lazy_load_no_trans: true
-
-  liquibase:
-    enabled: true
-    drop-first: false
-    change-log: classpath:/db/changelog/db.changelog-master.yaml
-    default-schema: public
-
-  sql:
-    init:
-      platform: postgresql
-
-logging:
-  level:
-    org:
-      springframework:
-        security: TRACE
-        oauth2: TRACE