Fixed PostgreSQL init files permissions and line endings

Author: rimi-itk

.gitattributes

@@ -0,0 +1,4 @@
+# PostgreSQL init script must use LF as line endings
+# Run `git ls-files --eol` to view applied attributes
+configuration/os2iot-postgresql/initdb/*.sh text eol=lf
+configuration/postgres/initdb/*.sh          text eol=lf

README.md

@@ -118,23 +118,6 @@ Docker doesn't have access to mount the volumes.
 Solution:
 On Windows: Go to Docker Desktop (tray icon) -> Settings -> Resources -> File Sharing -> Add the directory which is the parent directory of "OS2IoT-docker" or a parent of that. -> Apply & Restart
 
-### error: database "os2iot-e2e" does not exist
-
-```
-[ExceptionHandler] Unable
-to connect to the database. Retrying (1)...
-error: database "os2iot-e2e" does not exist
-    at Parser.parseErrorMessage
-```
-
-Cause:
-Database has not been setup correctly on local machine.
-
-Solution:
-docker compose down --volumes
-dos2unix configuration/os2iot-postgresql/initdb/*  # Run from git bash on Windows
-docker compose up
-
 ### error: Error: connect ETIMEDOUT xxx.xxx.xxx.xxx:xxxx at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1141:16)
 
 Cause:

Taskfile.yml

@@ -17,7 +17,6 @@ tasks:
     desc: Run all setup steps (clone repos, fix line endings, generate certs)
     cmds:
       - task: setup:clone-repos
-      - task: setup:fix-line-endings
       - task: setup:certs
       - task: setup:check
 
@@ -40,20 +39,6 @@ tasks:
           echo "OS2IoT-frontend already exists"
         fi
 
-  setup:fix-line-endings:
-    desc: Fix line endings on database init scripts (for Windows/cross-platform)
-    silent: true
-    cmds:
-      - |
-        if command -v dos2unix &> /dev/null; then
-          dos2unix configuration/os2iot-postgresql/initdb/*.sh 2>/dev/null || true
-          dos2unix configuration/postgres/initdb/*.sh 2>/dev/null || true
-          dos2unix configuration/postgresql/initdb/*.sh 2>/dev/null || true
-          echo "Line endings fixed"
-        else
-          echo "dos2unix not installed - skipping (install with: apt install dos2unix)"
-        fi
-
   setup:certs:
     desc: Generate MQTT broker certificates (CA and server)
     silent: true