feat(ap4): add oauth2-proxy OIDC flow

docker-compose.yml

@@ -86,6 +86,56 @@ services:
       - keycloak-net
     restart: unless-stopped
 
+  oauth2-proxy:
+    image: quay.io/oauth2-proxy/oauth2-proxy:v7.15.2
+    command:
+      - --http-address=0.0.0.0:4180
+      - --provider=keycloak-oidc
+      - --oidc-issuer-url=http://localhost:8080/realms/keycloak-patterns
+      - --skip-oidc-discovery=true
+      - --login-url=http://localhost:8080/realms/keycloak-patterns/protocol/openid-connect/auth
+      - --redeem-url=http://keycloak:8080/realms/keycloak-patterns/protocol/openid-connect/token
+      - --oidc-jwks-url=http://keycloak:8080/realms/keycloak-patterns/protocol/openid-connect/certs
+      - --profile-url=http://keycloak:8080/realms/keycloak-patterns/protocol/openid-connect/userinfo
+      - --validate-url=http://keycloak:8080/realms/keycloak-patterns/protocol/openid-connect/userinfo
+      - --redirect-url=http://localhost:4180/oauth2/callback
+      - --upstream=http://app:8081
+      - --email-domain=*
+      - --scope=openid profile email
+      - --code-challenge-method=S256
+      - --cookie-name=AP4_SESSION
+      - --cookie-secure=false
+      - --cookie-samesite=lax
+      - --cookie-expire=1h
+      - --skip-provider-button=true
+      - --set-xauthrequest=true
+      - --pass-user-headers=true
+      - --whitelist-domain=localhost:4180
+      - --whitelist-domain=localhost:8080
+    environment:
+      OAUTH2_PROXY_CLIENT_ID: edge-proxy
+      OAUTH2_PROXY_CLIENT_SECRET: ${EDGE_PROXY_CLIENT_SECRET:?set EDGE_PROXY_CLIENT_SECRET in .env}
+      OAUTH2_PROXY_COOKIE_SECRET: ${OAUTH2_PROXY_COOKIE_SECRET:?set OAUTH2_PROXY_COOKIE_SECRET in .env}
+    ports:
+      - "127.0.0.1:4180:4180"
+    depends_on:
+      keycloak:
+        condition: service_healthy
+      app:
+        condition: service_healthy
+    healthcheck:
+      test:
+        - CMD
+        - /bin/oauth2-proxy
+        - --version
+      interval: 10s
+      timeout: 5s
+      retries: 3
+      start_period: 5s
+    networks:
+      - keycloak-net
+    restart: unless-stopped
+
   nginx:
     build:
       context: ./frontend