diff --git a/pr-lint/action.yml b/pr-lint/action.yml
index 6c71909..57dcf92 100644
--- a/pr-lint/action.yml
+++ b/pr-lint/action.yml
@@ -136,9 +136,118 @@ runs:
     - name: Detect PHP Version
       if: steps.detect-php.outputs.found == 'true'
       id: php-version
-      uses: ivuorinen/actions/language-version-detect@0fa9a68f07a1260b321f814202658a6089a43d42
-      with:
-        language: 'php'
+      shell: sh
+      env:
+        DEFAULT_VERSION: '8.4'
+      run: |
+        set -eu
+
+        # Function to validate version format
+        validate_version() {
+          version=$1
+          case "$version" in
+            [0-9]*.[0-9]* | [0-9]*.[0-9]*.[0-9]*)
+              return 0
+              ;;
+            *)
+              return 1
+              ;;
+          esac
+        }
+
+        # Function to clean version string
+        clean_version() {
+          printf '%s' "$1" | sed 's/^[vV]//' | tr -d ' \n\r'
+        }
+
+        detected_version=""
+
+        # Parse .tool-versions file
+        if [ -f .tool-versions ]; then
+          echo "Checking .tool-versions for php..." >&2
+          version=$(awk '/^php[[:space:]]/ {gsub(/#.*/, ""); print $2; exit}' .tool-versions 2>/dev/null || echo "")
+          if [ -n "$version" ]; then
+            version=$(clean_version "$version")
+            if validate_version "$version"; then
+              echo "Found PHP version in .tool-versions: $version" >&2
+              detected_version="$version"
+            fi
+          fi
+        fi
+
+        # Parse Dockerfile
+        if [ -z "$detected_version" ] && [ -f Dockerfile ]; then
+          echo "Checking Dockerfile for php..." >&2
+          version=$(grep -iF "FROM" Dockerfile | grep -F "php:" | head -1 | \
+            sed -n -E "s/.*php:([0-9]+(\.[0-9]+)*)(-[^:]*)?.*/\1/p" || echo "")
+          if [ -n "$version" ]; then
+            version=$(clean_version "$version")
+            if validate_version "$version"; then
+              echo "Found PHP version in Dockerfile: $version" >&2
+              detected_version="$version"
+            fi
+          fi
+        fi
+
+        # Parse devcontainer.json
+        if [ -z "$detected_version" ] && [ -f .devcontainer/devcontainer.json ]; then
+          echo "Checking devcontainer.json for php..." >&2
+          if command -v jq >/dev/null 2>&1; then
+            version=$(jq -r '.image // empty' .devcontainer/devcontainer.json 2>/dev/null | sed -n -E "s/.*php:([0-9]+(\.[0-9]+)*)(-[^:]*)?.*/\1/p" || echo "")
+            if [ -n "$version" ]; then
+              version=$(clean_version "$version")
+              if validate_version "$version"; then
+                echo "Found PHP version in devcontainer: $version" >&2
+                detected_version="$version"
+              fi
+            fi
+          else
+            echo "jq not found; skipping devcontainer.json parsing" >&2
+          fi
+        fi
+
+        # Parse .php-version file
+        if [ -z "$detected_version" ] && [ -f .php-version ]; then
+          echo "Checking .php-version..." >&2
+          version=$(tr -d '\r' < .php-version | head -1)
+          if [ -n "$version" ]; then
+            version=$(clean_version "$version")
+            if validate_version "$version"; then
+              echo "Found PHP version in .php-version: $version" >&2
+              detected_version="$version"
+            fi
+          fi
+        fi
+
+        # Parse composer.json
+        if [ -z "$detected_version" ] && [ -f composer.json ]; then
+          echo "Checking composer.json..." >&2
+          if command -v jq >/dev/null 2>&1; then
+            version=$(jq -r '.require.php // empty' composer.json 2>/dev/null | sed -n 's/[^0-9]*\([0-9]\+\.[0-9]\+\(\.[0-9]\+\)\?\).*/\1/p')
+            if [ -z "$version" ]; then
+              version=$(jq -r '.config.platform.php // empty' composer.json 2>/dev/null | sed -n 's/[^0-9]*\([0-9]\+\.[0-9]\+\(\.[0-9]\+\)\?\).*/\1/p')
+            fi
+            if [ -n "$version" ]; then
+              version=$(clean_version "$version")
+              if validate_version "$version"; then
+                echo "Found PHP version in composer.json: $version" >&2
+                detected_version="$version"
+              fi
+            fi
+          else
+            echo "jq not found; skipping composer.json parsing" >&2
+          fi
+        fi
+
+        # Use default version if nothing detected
+        if [ -z "$detected_version" ]; then
+          detected_version="$DEFAULT_VERSION"
+          echo "Using default PHP version: $detected_version" >&2
+        fi
+
+        # Set output
+        printf 'detected-version=%s\n' "$detected_version" >> "$GITHUB_OUTPUT"
+        echo "Final detected PHP version: $detected_version" >&2
 
     - name: Setup PHP
       if: steps.detect-php.outputs.found == 'true'
@@ -182,9 +291,113 @@ runs:
     - name: Detect Python Version
       if: steps.detect-python.outputs.found == 'true'
       id: python-version
-      uses: ivuorinen/actions/language-version-detect@0fa9a68f07a1260b321f814202658a6089a43d42
-      with:
-        language: 'python'
+      shell: sh
+      env:
+        DEFAULT_VERSION: '3.11'
+      run: |
+        set -eu
+
+        # Function to validate version format
+        validate_version() {
+          version=$1
+          case "$version" in
+            [0-9]*.[0-9]* | [0-9]*.[0-9]*.[0-9]*)
+              return 0
+              ;;
+            *)
+              return 1
+              ;;
+          esac
+        }
+
+        # Function to clean version string
+        clean_version() {
+          printf '%s' "$1" | sed 's/^[vV]//' | tr -d ' \n\r'
+        }
+
+        detected_version=""
+
+        # Parse .tool-versions file
+        if [ -f .tool-versions ]; then
+          echo "Checking .tool-versions for python..." >&2
+          version=$(awk '/^python[[:space:]]/ {gsub(/#.*/, ""); print $2; exit}' .tool-versions 2>/dev/null || echo "")
+          if [ -n "$version" ]; then
+            version=$(clean_version "$version")
+            if validate_version "$version"; then
+              echo "Found Python version in .tool-versions: $version" >&2
+              detected_version="$version"
+            fi
+          fi
+        fi
+
+        # Parse Dockerfile
+        if [ -z "$detected_version" ] && [ -f Dockerfile ]; then
+          echo "Checking Dockerfile for python..." >&2
+          version=$(grep -iF "FROM" Dockerfile | grep -F "python:" | head -1 | \
+            sed -n -E "s/.*python:([0-9]+(\.[0-9]+)*)(-[^:]*)?.*/\1/p" || echo "")
+          if [ -n "$version" ]; then
+            version=$(clean_version "$version")
+            if validate_version "$version"; then
+              echo "Found Python version in Dockerfile: $version" >&2
+              detected_version="$version"
+            fi
+          fi
+        fi
+
+        # Parse devcontainer.json
+        if [ -z "$detected_version" ] && [ -f .devcontainer/devcontainer.json ]; then
+          echo "Checking devcontainer.json for python..." >&2
+          if command -v jq >/dev/null 2>&1; then
+            version=$(jq -r '.image // empty' .devcontainer/devcontainer.json 2>/dev/null | sed -n -E "s/.*python:([0-9]+(\.[0-9]+)*)(-[^:]*)?.*/\1/p" || echo "")
+            if [ -n "$version" ]; then
+              version=$(clean_version "$version")
+              if validate_version "$version"; then
+                echo "Found Python version in devcontainer: $version" >&2
+                detected_version="$version"
+              fi
+            fi
+          else
+            echo "jq not found; skipping devcontainer.json parsing" >&2
+          fi
+        fi
+
+        # Parse .python-version file
+        if [ -z "$detected_version" ] && [ -f .python-version ]; then
+          echo "Checking .python-version..." >&2
+          version=$(tr -d '\r' < .python-version | head -1)
+          if [ -n "$version" ]; then
+            version=$(clean_version "$version")
+            if validate_version "$version"; then
+              echo "Found Python version in .python-version: $version" >&2
+              detected_version="$version"
+            fi
+          fi
+        fi
+
+        # Parse pyproject.toml
+        if [ -z "$detected_version" ] && [ -f pyproject.toml ]; then
+          echo "Checking pyproject.toml..." >&2
+          if grep -q '^\\[project\\]' pyproject.toml; then
+            version=$(grep -A 20 '^\\[project\\]' pyproject.toml | grep -E '^\\s*requires-python[[:space:]]*=' | sed -n 's/[^0-9]*\([0-9]\+\.[0-9]\+\(\.[0-9]\+\)\?\).*/\1/p' | head -1)
+            if [ -n "$version" ]; then
+              version=$(clean_version "$version")
+              if validate_version "$version"; then
+                echo "Found Python version in pyproject.toml: $version" >&2
+                detected_version="$version"
+              fi
+            fi
+          fi
+        fi
+
+        # Use default version if nothing detected
+        if [ -z "$detected_version" ]; then
+          detected_version="$DEFAULT_VERSION"
+          echo "Using default Python version: $detected_version" >&2
+        fi
+
+        # Set output
+        printf 'detected-version=%s\n' "$detected_version" >> "$GITHUB_OUTPUT"
+        echo "Final detected Python version: $detected_version" >&2
 
     - name: Setup Python
       if: steps.detect-python.outputs.found == 'true'
@@ -215,9 +428,111 @@ runs:
     - name: Detect Go Version
       if: steps.detect-go.outputs.found == 'true'
       id: go-version
-      uses: ivuorinen/actions/language-version-detect@0fa9a68f07a1260b321f814202658a6089a43d42
-      with:
-        language: 'go'
+      shell: sh
+      env:
+        DEFAULT_VERSION: '1.24'
+      run: |
+        set -eu
+
+        # Function to validate version format
+        validate_version() {
+          version=$1
+          case "$version" in
+            [0-9]*.[0-9]* | [0-9]*.[0-9]*.[0-9]*)
+              return 0
+              ;;
+            *)
+              return 1
+              ;;
+          esac
+        }
+
+        # Function to clean version string
+        clean_version() {
+          printf '%s' "$1" | sed 's/^[vV]//' | tr -d ' \n\r'
+        }
+
+        detected_version=""
+
+        # Parse .tool-versions file
+        if [ -f .tool-versions ]; then
+          echo "Checking .tool-versions for golang..." >&2
+          version=$(awk '/^golang[[:space:]]/ {gsub(/#.*/, ""); print $2; exit}' .tool-versions 2>/dev/null || echo "")
+          if [ -n "$version" ]; then
+            version=$(clean_version "$version")
+            if validate_version "$version"; then
+              echo "Found Go version in .tool-versions: $version" >&2
+              detected_version="$version"
+            fi
+          fi
+        fi
+
+        # Parse Dockerfile
+        if [ -z "$detected_version" ] && [ -f Dockerfile ]; then
+          echo "Checking Dockerfile for golang..." >&2
+          version=$(grep -iF "FROM" Dockerfile | grep -F "golang:" | head -1 | \
+            sed -n -E "s/.*golang:([0-9]+(\.[0-9]+)*)(-[^:]*)?.*/\1/p" || echo "")
+          if [ -n "$version" ]; then
+            version=$(clean_version "$version")
+            if validate_version "$version"; then
+              echo "Found Go version in Dockerfile: $version" >&2
+              detected_version="$version"
+            fi
+          fi
+        fi
+
+        # Parse devcontainer.json
+        if [ -z "$detected_version" ] && [ -f .devcontainer/devcontainer.json ]; then
+          echo "Checking devcontainer.json for golang..." >&2
+          if command -v jq >/dev/null 2>&1; then
+            version=$(jq -r '.image // empty' .devcontainer/devcontainer.json 2>/dev/null | sed -n -E "s/.*golang:([0-9]+(\.[0-9]+)*)(-[^:]*)?.*/\1/p" || echo "")
+            if [ -n "$version" ]; then
+              version=$(clean_version "$version")
+              if validate_version "$version"; then
+                echo "Found Go version in devcontainer: $version" >&2
+                detected_version="$version"
+              fi
+            fi
+          else
+            echo "jq not found; skipping devcontainer.json parsing" >&2
+          fi
+        fi
+
+        # Parse .go-version file
+        if [ -z "$detected_version" ] && [ -f .go-version ]; then
+          echo "Checking .go-version..." >&2
+          version=$(tr -d '\r' < .go-version | head -1)
+          if [ -n "$version" ]; then
+            version=$(clean_version "$version")
+            if validate_version "$version"; then
+              echo "Found Go version in .go-version: $version" >&2
+              detected_version="$version"
+            fi
+          fi
+        fi
+
+        # Parse go.mod
+        if [ -z "$detected_version" ] && [ -f go.mod ]; then
+          echo "Checking go.mod..." >&2
+          version=$(grep -E '^go[[:space:]]+[0-9]' go.mod | awk '{print $2}' | head -1 || echo "")
+          if [ -n "$version" ]; then
+            version=$(clean_version "$version")
+            if validate_version "$version"; then
+              echo "Found Go version in go.mod: $version" >&2
+              detected_version="$version"
+            fi
+          fi
+        fi
+
+        # Use default version if nothing detected
+        if [ -z "$detected_version" ]; then
+          detected_version="$DEFAULT_VERSION"
+          echo "Using default Go version: $detected_version" >&2
+        fi
+
+        # Set output
+        printf 'detected-version=%s\n' "$detected_version" >> "$GITHUB_OUTPUT"
+        echo "Final detected Go version: $detected_version" >&2
 
     - name: Setup Go
       if: steps.detect-go.outputs.found == 'true'