diff --git a/.github/file-filters.yml b/.github/file-filters.yml
index 80b7482d9..6690cdb9d 100644
--- a/.github/file-filters.yml
+++ b/.github/file-filters.yml
@@ -33,7 +33,7 @@ admin: &admin
 dht_node: &dht_node
   - 'dht-node/**/*'
 
-docker: &docker
+docker-compose: &docker-compose
   - 'docker-compose.*'
 
 federation: &federation
diff --git a/.github/workflows/test-admin-interface.yml b/.github/workflows/test_admin_interface.yml
similarity index 100%
rename from .github/workflows/test-admin-interface.yml
rename to .github/workflows/test_admin_interface.yml
diff --git a/.github/workflows/test_dht-node.yml b/.github/workflows/test_dht_node.yml
similarity index 70%
rename from .github/workflows/test_dht-node.yml
rename to .github/workflows/test_dht_node.yml
index a57f09399..bb24f2d2f 100644
--- a/.github/workflows/test_dht-node.yml
+++ b/.github/workflows/test_dht_node.yml
@@ -3,14 +3,12 @@ name: Gradido DHT Node Test CI
 on: push
 
 jobs:
-  # only (but most important) job from this workflow required for pull requests
-  # check results serve as run conditions for all other jobs here 
   files-changed:
     name: Detect File Changes - DHT Node
     runs-on: ubuntu-latest
     outputs:
       dht_node: ${{ steps.changes.outputs.dht_node }}
-      docker: ${{ steps.changes.outputs.docker }}
+      docker-compose: ${{ steps.changes.outputs.docker-compose }}
     steps:
       - uses: actions/checkout@v3.3.0
 
@@ -22,12 +20,9 @@ jobs:
           filters: .github/file-filters.yml
           list-files: shell
 
-  ##############################################################################
-  # JOB: DOCKER BUILD TEST #####################################################
-  ##############################################################################
   build:
     name: Docker Build Test - DHT Node
-    if: needs.files-changed.outputs.dht_node == 'true' || needs.files-changed.outputs.docker == 'true'
+    if: needs.files-changed.outputs.dht_node == 'true'
     needs: files-changed
     runs-on: ubuntu-latest
     steps:
@@ -45,9 +40,6 @@ jobs:
           name: docker-dht-node-test
           path: /tmp/dht-node.tar
 
-  ##############################################################################
-  # JOB: LINT ##################################################################
-  ##############################################################################
   lint:
     name: Lint - DHT Node
     if: needs.files-changed.outputs.dht_node == 'true'
@@ -60,12 +52,9 @@ jobs:
       - name: Lint
         run: cd dht-node && yarn && yarn run lint
 
-  ##############################################################################
-  # JOB: UNIT TEST #############################################################
-  ##############################################################################
   unit_test:
     name: Unit Tests - DHT Node
-    if: needs.files-changed.outputs.dht_node == 'true' || needs.files-changed.outputs.docker == 'true'
+    if: needs.files-changed.outputs.dht_node == 'true' || needs.files-changed.outputs.docker-compose == 'true'
     needs: [files-changed, build]
     runs-on: ubuntu-latest
     steps:
diff --git a/.github/workflows/e2e-test.yml b/.github/workflows/test_e2e.yml
similarity index 100%
rename from .github/workflows/e2e-test.yml
rename to .github/workflows/test_e2e.yml
diff --git a/.github/workflows/test_federation.yml b/.github/workflows/test_federation.yml
index fc29a1bf8..5fd714b00 100644
--- a/.github/workflows/test_federation.yml
+++ b/.github/workflows/test_federation.yml
@@ -3,13 +3,11 @@ name: Gradido Federation Test CI
 on: push
 
 jobs:
-  # only (but most important) job from this workflow required for pull requests
-  # check results serve as run conditions for all other jobs here 
   files-changed:
     name: Detect File Changes - Federation
     runs-on: ubuntu-latest
     outputs:
-      docker: ${{ steps.changes.outputs.docker }}
+      docker-compose: ${{ steps.changes.outputs.docker-compose }}
       federation: ${{ steps.changes.outputs.federation }}
     steps:
       - uses: actions/checkout@v3.3.0
@@ -22,12 +20,9 @@ jobs:
           filters: .github/file-filters.yml
           list-files: shell
   
-  ##############################################################################
-  # JOB: DOCKER BUILD TEST #####################################################
-  ##############################################################################
   build:
     name: Docker Build Test - Federation
-    if: needs.files-changed.outputs.docker == 'true' || needs.files-changed.outputs.federation == 'true'
+    if: needs.files-changed.outputs.federation == 'true'
     needs: files-changed
     runs-on: ubuntu-latest
     steps:
@@ -45,9 +40,6 @@ jobs:
           name: docker-federation-test
           path: /tmp/federation.tar
 
-  ##############################################################################
-  # JOB: LINT ##################################################################
-  ##############################################################################
   lint:
     name: Lint - Federation
     if: needs.files-changed.outputs.federation == 'true'
@@ -60,12 +52,9 @@ jobs:
       - name: Lint
         run: cd federation && yarn && yarn run lint
 
-  ##############################################################################
-  # JOB: UNIT TEST #############################################################
-  ##############################################################################
   unit_test:
     name: Unit Tests - Federation
-    if: needs.files-changed.outputs.docker == 'true' || needs.files-changed.outputs.federation == 'true'
+    if: needs.files-changed.outputs.docker-compose == 'true' || needs.files-changed.outputs.federation == 'true'
     needs: [files-changed, build]
     runs-on: ubuntu-latest
     steps:
diff --git a/.github/workflows/test-nginx.yml b/.github/workflows/test_nginx.yml
similarity index 100%
rename from .github/workflows/test-nginx.yml
rename to .github/workflows/test_nginx.yml
diff --git a/backend/.eslintrc.js b/backend/.eslintrc.js
index 4c53a638f..0e63a9bfe 100644
--- a/backend/.eslintrc.js
+++ b/backend/.eslintrc.js
@@ -5,7 +5,7 @@ module.exports = {
     node: true,
   },
   parser: '@typescript-eslint/parser',
-  plugins: ['prettier', '@typescript-eslint', 'type-graphql', 'jest', 'import', 'n'],
+  plugins: ['prettier', '@typescript-eslint', 'type-graphql', 'jest', 'import', 'n', 'promise'],
   extends: [
     'standard',
     'eslint:recommended',
@@ -142,6 +142,21 @@ module.exports = {
     'n/prefer-global/url-search-params': 'error',
     'n/prefer-promises/dns': 'error',
     'n/prefer-promises/fs': 'error',
+    // promise
+    'promise/catch-or-return': 'error',
+    'promise/no-return-wrap': 'error',
+    'promise/param-names': 'error',
+    'promise/always-return': 'error',
+    'promise/no-native': 'off',
+    'promise/no-nesting': 'warn',
+    'promise/no-promise-in-callback': 'warn',
+    'promise/no-callback-in-promise': 'warn',
+    'promise/avoid-new': 'warn',
+    'promise/no-new-statics': 'error',
+    'promise/no-return-in-finally': 'warn',
+    'promise/valid-params': 'warn',
+    'promise/prefer-await-to-callbacks': 'error',
+    'promise/no-multiple-resolved': 'error',
   },
   overrides: [
     // only for ts files
diff --git a/backend/log4js-config.json b/backend/log4js-config.json
index e595e7c52..160883eb3 100644
--- a/backend/log4js-config.json
+++ b/backend/log4js-config.json
@@ -8,7 +8,7 @@
       "pattern": "yyyy-MM-dd",
       "layout": 
       {
-        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] -  %m"
+        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] - %m"
       },
       "keepFileExt" : true,
       "fileNameSep" : "_",
@@ -21,7 +21,7 @@
       "pattern": "yyyy-MM-dd",
       "layout": 
       {
-        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] -  %m"
+        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] - %m"
       },
       "keepFileExt" : true,
       "fileNameSep" : "_",
@@ -34,7 +34,7 @@
       "pattern": "yyyy-MM-dd",
       "layout": 
       {
-        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] -  %m"
+        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] - %m"
       },
       "keepFileExt" : true,
       "fileNameSep" : "_",
@@ -47,7 +47,7 @@
       "pattern": "yyyy-MM-dd",
       "layout": 
       {
-        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] -  %m"
+        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] - %m"
       },
       "keepFileExt" : true,
       "fileNameSep" : "_",
@@ -60,7 +60,7 @@
       "pattern": "yyyy-MM-dd",
       "layout": 
       {
-        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] -  %m"
+        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] - %m %s"
       },
       "keepFileExt" : true,
       "fileNameSep" : "_",
@@ -77,7 +77,7 @@
       "type": "stdout",
       "layout": 
       {
-        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] -  %m"
+        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] - %m"
       }
     },
     "apolloOut": 
@@ -85,7 +85,7 @@
       "type": "stdout",
       "layout": 
       {
-        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] -  %m"
+        "type": "pattern", "pattern": "%d{ISO8601} %p %c [%X{user}] [%f : %l] - %m"
       }
     }    
   },
diff --git a/backend/src/apis/HttpRequest.ts b/backend/src/apis/HttpRequest.ts
index 063dfa202..f40d577bd 100644
--- a/backend/src/apis/HttpRequest.ts
+++ b/backend/src/apis/HttpRequest.ts
@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
 /* eslint-disable @typescript-eslint/no-unsafe-member-access */
 /* eslint-disable @typescript-eslint/no-unsafe-assignment */
 /* eslint-disable @typescript-eslint/no-unsafe-argument */
@@ -9,39 +10,35 @@ import { backendLogger as logger } from '@/server/logger'
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
 export const apiPost = async (url: string, payload: unknown): Promise<any> => {
   logger.trace('POST', url, payload)
-  return axios
-    .post(url, payload)
-    .then((result) => {
-      logger.trace('POST-Response', result)
-      if (result.status !== 200) {
-        throw new LogError('HTTP Status Error', result.status)
-      }
-      if (result.data.state !== 'success') {
-        throw new Error(result.data.msg)
-      }
-      return { success: true, data: result.data }
-    })
-    .catch((error) => {
-      return { success: false, data: error.message }
-    })
+  try {
+    const result = await axios.post(url, payload)
+    logger.trace('POST-Response', result)
+    if (result.status !== 200) {
+      throw new LogError('HTTP Status Error', result.status)
+    }
+    if (result.data.state !== 'success') {
+      throw new LogError(result.data.msg)
+    }
+    return { success: true, data: result.data }
+  } catch (error: any) {
+    return { success: false, data: error.message }
+  }
 }
 
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
 export const apiGet = async (url: string): Promise<any> => {
   logger.trace('GET: url=' + url)
-  return axios
-    .get(url)
-    .then((result) => {
-      logger.trace('GET-Response', result)
-      if (result.status !== 200) {
-        throw new LogError('HTTP Status Error', result.status)
-      }
-      if (!['success', 'warning'].includes(result.data.state)) {
-        throw new Error(result.data.msg)
-      }
-      return { success: true, data: result.data }
-    })
-    .catch((error) => {
-      return { success: false, data: error.message }
-    })
+  try {
+    const result = await axios.get(url)
+    logger.trace('GET-Response', result)
+    if (result.status !== 200) {
+      throw new LogError('HTTP Status Error', result.status)
+    }
+    if (!['success', 'warning'].includes(result.data.state)) {
+      throw new LogError(result.data.msg)
+    }
+    return { success: true, data: result.data }
+  } catch (error: any) {
+    return { success: false, data: error.message }
+  }
 }