diff --git a/brewman/brewman/routers/rebase.py b/brewman/brewman/routers/rebase.py
index 06510624..25c15bd4 100644
--- a/brewman/brewman/routers/rebase.py
+++ b/brewman/brewman/routers/rebase.py
@@ -209,29 +209,52 @@ def delete_data(date_: date, vouchers: List[Voucher], db: Session) -> None:
     sub_voucher = aliased(Voucher)
     sub_query = select(sub_voucher.id).where(sub_voucher.date < date_).subquery()
 
-    db.execute(delete(Inventory).where(Inventory.voucher_id.in_(sub_query)))
-    db.execute(delete(EmployeeBenefit).where(EmployeeBenefit.voucher_id.in_(sub_query)))
-    db.execute(delete(Incentive).where(Incentive.voucher_id.in_(sub_query)))
-    db.execute(delete(Journal).where(and_(Journal.voucher_id.in_(sub_query), ~Journal.voucher_id.in_(vouchers))))
     db.execute(
-        delete(DbImage).where(
+        delete(Inventory).where(Inventory.voucher_id.in_(sub_query)).execution_options(synchronize_session=False)
+    )
+    db.execute(
+        delete(EmployeeBenefit)
+        .where(EmployeeBenefit.voucher_id.in_(sub_query))
+        .execution_options(synchronize_session=False)
+    )
+    db.execute(
+        delete(Incentive).where(Incentive.voucher_id.in_(sub_query)).execution_options(synchronize_session=False)
+    )
+    db.execute(
+        delete(Journal)
+        .where(and_(Journal.voucher_id.in_(sub_query), ~Journal.voucher_id.in_(vouchers)))
+        .execution_options(synchronize_session=False)
+    )
+    db.execute(
+        delete(DbImage)
+        .where(
             and_(
                 DbImage.resource_type == "voucher",
                 DbImage.resource_id.in_(sub_query),
                 ~DbImage.resource_id.in_(vouchers),
             )
         )
+        .execution_options(synchronize_session=False)
+    )
+    db.execute(
+        delete(Voucher)
+        .where(Voucher.date < date_, ~Voucher.id.in_(vouchers))
+        .execution_options(synchronize_session=False)
     )
-    db.execute(delete(Voucher).where(Voucher.date < date_, ~Voucher.id.in_(vouchers)))
 
 
 def cleanup_lint(date_: date, db: Session) -> None:
     # Insert executes on the end so keep list of batches and journals
-    db.execute(delete(Batch).where(~Batch.id.in_(select(distinct(Inventory.batch_id)).subquery())))
-    db.execute(delete(Fingerprint).where(Fingerprint.date < date_))
-    db.execute(delete(Attendance).where(Attendance.date < date_))
     db.execute(
-        delete(Employee).where(
+        delete(Batch)
+        .where(~Batch.id.in_(select(distinct(Inventory.batch_id)).subquery()))
+        .execution_options(synchronize_session=False)
+    )
+    db.execute(delete(Fingerprint).where(Fingerprint.date < date_).execution_options(synchronize_session=False))
+    db.execute(delete(Attendance).where(Attendance.date < date_).execution_options(synchronize_session=False))
+    db.execute(
+        delete(Employee)
+        .where(
             and_(
                 ~Employee.id.in_(select(distinct(Journal.account_id)).subquery()),
                 ~Employee.id.in_(select(distinct(Fingerprint.employee_id)).subquery()),
@@ -248,22 +271,27 @@ def cleanup_lint(date_: date, db: Session) -> None:
                 Employee.leaving_date < date_,
             )
         )
+        .execution_options(synchronize_session=False)
     )
     db.execute(
-        delete(AccountBase).where(
+        delete(AccountBase)
+        .where(
             and_(
                 ~AccountBase.id.in_(select(Employee.id).subquery()),
                 AccountBase.account_type == Employee.__mapper_args__["polymorphic_identity"],
             )
         )
+        .execution_options(synchronize_session=False)
     )
     db.execute(
-        delete(Account).where(
+        delete(Account)
+        .where(
             and_(
                 ~Account.id.in_(select(distinct(Journal.account_id)).subquery()),
                 Account.is_fixture == False,  # noqa: E712
-                Account.is_starred == False,
+                Account.is_starred == False,  # noqa: E712
                 Account.account_type == Account.__mapper_args__["polymorphic_identity"],
             )
         )
+        .execution_options(synchronize_session=False)
     )
diff --git a/brewman/pyproject.toml b/brewman/pyproject.toml
index f1e3bd30..bc758905 100644
--- a/brewman/pyproject.toml
+++ b/brewman/pyproject.toml
@@ -5,9 +5,9 @@ description = "Accounting plus inventory management for a restaurant."
 authors = ["tanshu <git@tanshu.com>"]
 
 [tool.poetry.dependencies]
-python = "^3.8"
-uvicorn = {extras = ["standard"], version = "^0.15.0"}
-fastapi = "^0.70.1"
+python = "^3.10"
+uvicorn = {extras = ["standard"], version = "^0.17.6"}
+fastapi = "^0.76.0"
 python-jose = {extras = ["cryptography"], version = "^3.3.0"}
 passlib = {extras = ["bcrypt"], version = "^1.7.4"}
 psycopg2-binary = "^2.9.2"
@@ -16,16 +16,16 @@ python-multipart = "^0.0.5"
 PyJWT = "^2.3.0"
 alembic = "^1.7.5"
 itsdangerous = "^2.0.1"
-python-dotenv = "^0.19.2"
+python-dotenv = "^0.20.0"
 pydantic = {extras = ["dotenv"], version = "^1.8.2"}
-starlette = "^0.16.0"
+starlette = "^0.18.0"
 
 [tool.poetry.dev-dependencies]
 flake8 = "^4.0.1"
-black = "^21.10b0"
+black = "^22.3.0"
 isort = {extras = ["toml"], version = "^5.10.0"}
 pre-commit = "^2.15.0"
-mypy = "^0.910"
+mypy = "^0.950"
 
 [build-system]
 requires = ["poetry-core>=1.0.0"]
diff --git a/deploy.sh b/deploy.sh
index 0e77634b..90b6a3c4 100755
--- a/deploy.sh
+++ b/deploy.sh
@@ -1,9 +1,9 @@
 #!/usr/bin/env bash
-set -e
-
+set -euo pipefail
 parent_path=$( cd "$(dirname "${BASH_SOURCE[0]}")" || exit ; pwd -P )
 cd "$parent_path" || exit
-#./lint.sh
+
+./lint.sh
 
 if [ 1 -eq "$#" ]
 then
@@ -25,6 +25,12 @@ curl --silent 'https://git.tanshu.com/tanshu/brewman/raw/tag/latest/brewman/pypr
 
 cd "$parent_path/docker/app" || exit
 docker build --tag brewman:latest .
+if [ 1 -eq "$#" ]
+then
+  docker tag brewman:latest "$1"
+else
+  echo "No version bump"
+fi
 cd "$parent_path/docker" || exit
 docker save brewman:latest | bzip2 | pv | ssh vancity 'bunzip2 | sudo docker load'
 ansible-playbook --limit vancity playbook-exp.yml
diff --git a/docker/app/Dockerfile b/docker/app/Dockerfile
index 71b30b4b..148eb5e1 100644
--- a/docker/app/Dockerfile
+++ b/docker/app/Dockerfile
@@ -13,7 +13,7 @@ RUN mv /node_modules /app/overlord/ \
     && /app/overlord/node_modules/.bin/ng build
 
 
-FROM python:3.9
+FROM python:3.10
 LABEL maintainer="Amritanshu <docker@tanshu.com>"
 
 COPY pyproject.toml /app/pyproject.toml
diff --git a/docker/files/.env-acc b/docker/files/.env-acc
index 4ae239f8..b383c999 100644
--- a/docker/files/.env-acc
+++ b/docker/files/.env-acc
@@ -2,7 +2,7 @@ HOST=0.0.0.0
 PORT=80
 LOG_LEVEL=WARN
 DEBUG=false
-SQLALCHEMY_DATABASE_URI=postgresql://postgres:123456@db:5432/acc
+SQLALCHEMY_DATABASE_URI=postgresql://postgres:123456@172.26.5.85:5432/acc
 MODULE_NAME=brewman.main
 PROJECT_NAME=brewman
 POSTGRES_SERVER=db
diff --git a/docker/files/.env-exp b/docker/files/.env-exp
index a7bfc0bf..868ab8fc 100644
--- a/docker/files/.env-exp
+++ b/docker/files/.env-exp
@@ -2,7 +2,7 @@ HOST=0.0.0.0
 PORT=80
 LOG_LEVEL=WARN
 DEBUG=false
-SQLALCHEMY_DATABASE_URI=postgresql://postgres:123456@db:5432/exp
+SQLALCHEMY_DATABASE_URI=postgresql://postgres:123456@172.26.5.85:5432/exp
 MODULE_NAME=brewman.main
 PROJECT_NAME=brewman
 POSTGRES_SERVER=db
diff --git a/docker/files/.env-hops b/docker/files/.env-hops
index 94a75aee..ec765483 100644
--- a/docker/files/.env-hops
+++ b/docker/files/.env-hops
@@ -2,7 +2,7 @@ HOST=0.0.0.0
 PORT=80
 LOG_LEVEL=WARN
 DEBUG=false
-SQLALCHEMY_DATABASE_URI=postgresql://postgres:123456@db:5432/hops
+SQLALCHEMY_DATABASE_URI=postgresql://postgres:123456@172.26.5.85:5432/hops
 MODULE_NAME=brewman.main
 PROJECT_NAME=brewman
 POSTGRES_SERVER=db
diff --git a/docker/files/.env-mhl b/docker/files/.env-mhl
index b72da50e..cfbdcef4 100644
--- a/docker/files/.env-mhl
+++ b/docker/files/.env-mhl
@@ -2,7 +2,7 @@ HOST=0.0.0.0
 PORT=80
 LOG_LEVEL=WARN
 DEBUG=false
-SQLALCHEMY_DATABASE_URI=postgresql://postgres:123456@db:5432/mhl
+SQLALCHEMY_DATABASE_URI=postgresql://postgres:123456@172.26.5.85:5432/mhl
 MODULE_NAME=brewman.main
 PROJECT_NAME=brewman
 POSTGRES_SERVER=db
diff --git a/docker/files/nginx.conf.j2 b/docker/files/nginx.conf.j2
index 64ed0041..42b06ef5 100644
--- a/docker/files/nginx.conf.j2
+++ b/docker/files/nginx.conf.j2
@@ -31,7 +31,12 @@ server {
     proxy_set_header X-Forwarded-For $remote_addr;
     proxy_pass       http://localhost:{{ host_port }};
   }
-  location /db-image {
+  location /fingerprint-report {
+    proxy_set_header Host            $host:$server_port;
+    proxy_set_header X-Scheme        $scheme;
+    proxy_set_header X-Forwarded-For $remote_addr;
+    proxy_pass       http://localhost:{{ host_port }};
+  }  location /db-image {
     proxy_set_header Host            $host:$server_port;
     proxy_set_header X-Scheme        $scheme;
     proxy_set_header X-Forwarded-For $remote_addr;
diff --git a/docker/playbook-acc.yml b/docker/playbook-acc.yml
index cf085dc6..b459f236 100755
--- a/docker/playbook-acc.yml
+++ b/docker/playbook-acc.yml
@@ -33,8 +33,6 @@
         state: started
         restart_policy: "unless-stopped"
         env_file: "/var/lib/{{ host_directory }}/.env"
-        links:
-          - "postgres:db"
         published_ports:
           - "127.0.0.1:{{ host_port }}:80"
         volumes:
diff --git a/docker/playbook-exp.yml b/docker/playbook-exp.yml
index c178d46d..a9437e80 100755
--- a/docker/playbook-exp.yml
+++ b/docker/playbook-exp.yml
@@ -33,8 +33,6 @@
         state: started
         restart_policy: "unless-stopped"
         env_file: "/var/lib/{{ host_directory }}/.env"
-        links:
-          - "postgres:db"
         published_ports:
           - "127.0.0.1:{{ host_port }}:80"
         volumes:
diff --git a/docker/playbook-hops.yml b/docker/playbook-hops.yml
index cbb4300b..5733fa1b 100755
--- a/docker/playbook-hops.yml
+++ b/docker/playbook-hops.yml
@@ -33,8 +33,6 @@
         state: started
         restart_policy: "unless-stopped"
         env_file: "/var/lib/{{ host_directory }}/.env"
-        links:
-          - "postgres:db"
         published_ports:
           - "127.0.0.1:{{ host_port }}:80"
         volumes:
diff --git a/docker/playbook-mhl.yml b/docker/playbook-mhl.yml
index 01d38937..dec9f3ee 100755
--- a/docker/playbook-mhl.yml
+++ b/docker/playbook-mhl.yml
@@ -33,8 +33,6 @@
         state: started
         restart_policy: "unless-stopped"
         env_file: "/var/lib/{{ host_directory }}/.env"
-        links:
-          - "postgres:db"
         published_ports:
           - "127.0.0.1:{{ host_port }}:80"
         volumes:
diff --git a/lint.sh b/lint.sh
index 7b0dc82a..1bbf89e3 100755
--- a/lint.sh
+++ b/lint.sh
@@ -1,9 +1,13 @@
 #!/usr/bin/env bash
+set -eEu -o pipefail
+shopt -s extdebug
+IFS=$'\n\t'
+
 parent_path=$( cd "$(dirname "${BASH_SOURCE[0]}")" || exit ; pwd -P )
 cd "$parent_path/overlord" || exit
 npx prettier --write src/app
 npx ng lint --fix
 cd "$parent_path/brewman" || exit
-isort brewman
-black brewman
-flake8 brewman
+poetry run isort brewman
+poetry run black brewman
+poetry run flake8 brewman
diff --git a/overlord/.gitignore b/overlord/.gitignore
index de51f68a..105c00f2 100644
--- a/overlord/.gitignore
+++ b/overlord/.gitignore
@@ -31,6 +31,7 @@ chrome-profiler-events*.json
 .history/*
 
 # misc
+/.angular/cache
 /.sass-cache
 /connect.lock
 /coverage
diff --git a/overlord/package.json b/overlord/package.json
index e1585249..63970469 100644
--- a/overlord/package.json
+++ b/overlord/package.json
@@ -14,46 +14,46 @@
   },
   "private": true,
   "dependencies": {
-    "@angular/animations": "^12.2.13",
-    "@angular/cdk": "^12.2.12",
-    "@angular/common": "^12.2.13",
-    "@angular/compiler": "^12.2.13",
-    "@angular/core": "^12.2.13",
-    "@angular/flex-layout": "^12.0.0-beta.35",
-    "@angular/forms": "^12.2.13",
-    "@angular/material": "^12.2.12",
-    "@angular/material-moment-adapter": "^12.2.12",
-    "@angular/platform-browser": "^12.2.13",
-    "@angular/platform-browser-dynamic": "^12.2.13",
-    "@angular/router": "^12.2.13",
-    "@ngx-loading-bar/core": "^5.1.2",
-    "@ngx-loading-bar/http-client": "^5.1.2",
-    "@ngx-loading-bar/router": "^5.1.2",
-    "@types/mousetrap": "1.6.8",
-    "angular2-hotkeys": "^2.4.0",
-    "mathjs": "^10.0.0",
-    "moment": "^2.29.1",
+    "@angular/animations": "^13.3.6",
+    "@angular/cdk": "^13.3.6",
+    "@angular/common": "^13.3.6",
+    "@angular/compiler": "^13.3.6",
+    "@angular/core": "^13.3.6",
+    "@angular/flex-layout": "^13.0.0-beta.38",
+    "@angular/forms": "^13.3.6",
+    "@angular/material": "^13.3.6",
+    "@angular/material-moment-adapter": "^13.3.6",
+    "@angular/platform-browser": "^13.3.6",
+    "@angular/platform-browser-dynamic": "^13.3.6",
+    "@angular/router": "^13.3.6",
+    "@ngx-loading-bar/core": "^6.0.2",
+    "@ngx-loading-bar/http-client": "^6.0.2",
+    "@ngx-loading-bar/router": "^6.0.2",
+    "@types/mousetrap": "1.6.9",
+    "angular2-hotkeys": "^13.1.0",
+    "mathjs": "^10.5.2",
+    "moment": "^2.29.3",
     "rxjs": "^6.6.7",
     "tslib": "^2.1.0",
     "zone.js": "~0.11.4"
   },
   "devDependencies": {
-    "@angular-devkit/build-angular": "^12.2.13",
-    "@angular-eslint/builder": "^12.6.1",
-    "@angular-eslint/eslint-plugin": "^12.6.1",
-    "@angular-eslint/eslint-plugin-template": "^12.6.1",
-    "@angular-eslint/schematics": "^12.6.1",
-    "@angular-eslint/template-parser": "^12.6.1",
-    "@angular/cli": "^12.2.13",
-    "@angular/compiler-cli": "^12.2.13",
-    "@angular/language-service": "^12.2.13",
+    "@angular-devkit/build-angular": "^13.3.5",
+    "@angular-eslint/builder": "^13.2.1",
+    "@angular-eslint/eslint-plugin": "^13.2.1",
+    "@angular-eslint/eslint-plugin-template": "^13.2.1",
+    "@angular-eslint/schematics": "^13.2.1",
+    "@angular-eslint/template-parser": "^13.2.1",
+    "@angular/cli": "^13.3.5",
+    "@angular/compiler-cli": "^13.3.6",
+    "@angular/language-service": "^13.3.6",
     "@types/jasmine": "~3.7.4",
-    "@types/node": "^16.11.6",
-    "@typescript-eslint/eslint-plugin": "4.28.2",
-    "@typescript-eslint/parser": "4.28.2",
-    "eslint": "^7.26.0",
-    "eslint-plugin-import": "^2.25.2",
-    "husky": "^7.0.4",
+    "@types/node": "^17.0.31",
+    "@typescript-eslint/eslint-plugin": "5.23.0",
+    "@typescript-eslint/parser": "5.23.0",
+    "eslint": "^8.2.0",
+    "eslint-plugin-import": "2.26.0",
+    "husky": "^8.0.1",
     "jasmine-core": "~3.8.0",
     "jasmine-spec-reporter": "7.0.0",
     "karma": "^6.3.2",
@@ -61,11 +61,11 @@
     "karma-coverage": "~2.0.3",
     "karma-jasmine": "~4.0.1",
     "karma-jasmine-html-reporter": "^1.6.0",
-    "lint-staged": "^11.2.6",
-    "prettier": "^2.4.1",
+    "lint-staged": "^12.4.1",
+    "prettier": "^2.6.2",
     "standard-version": "^9.3.2",
     "ts-node": "^9.1.1",
-    "typescript": "~4.2.4"
+    "typescript": "~4.6.4"
   },
   "husky": {
     "hooks": {
diff --git a/overlord/src/polyfills.ts b/overlord/src/polyfills.ts
index 373f538a..dcd18eac 100644
--- a/overlord/src/polyfills.ts
+++ b/overlord/src/polyfills.ts
@@ -18,18 +18,6 @@
  * BROWSER POLYFILLS
  */
 
-/**
- * IE11 requires the following for NgClass support on SVG elements
- */
-// import 'classlist.js';  // Run `npm install --save classlist.js`.
-
-/**
- * Web Animations `@angular/platform-browser/animations`
- * Only required if AnimationBuilder is used within the application and using IE/Edge or Safari.
- * Standard animation support in Angular DOES NOT require any polyfills (as of Angular 6.0).
- */
-// import 'web-animations-js';  // Run `npm install --save web-animations-js`.
-
 /**
  * By default, zone.js will patch all possible macroTask and DomEvents
  * user can disable parts of macroTask/DomEvents patch by setting following flags
diff --git a/overlord/src/test.ts b/overlord/src/test.ts
index a0e80c3a..8e0cae8f 100644
--- a/overlord/src/test.ts
+++ b/overlord/src/test.ts
@@ -19,7 +19,9 @@ declare const require: {
 };
 
 // First, initialize the Angular testing environment.
-getTestBed().initTestEnvironment(BrowserDynamicTestingModule, platformBrowserDynamicTesting());
+getTestBed().initTestEnvironment(BrowserDynamicTestingModule, platformBrowserDynamicTesting(), {
+    teardown: { destroyAfterEach: false }
+});
 // Then we find all the tests.
 const context = require.context('./', true, /\.spec\.ts$/);
 // And load the modules.