diff --git a/.forgejo/workflows/cache_demo.yaml b/.forgejo/workflows/cache_demo.yaml
new file mode 100644
index 0000000..3a37dfd
--- /dev/null
+++ b/.forgejo/workflows/cache_demo.yaml
@@ -0,0 +1,18 @@
+name: Caching Primes
+on: push
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Cache Primes
+      id: cache-primes
+      uses: actions/cache@v4
+      with:
+        path: prime-numbers
+        key: ${{ runner.os }}-primes
+    - name: Generate Prime Numbers
+      if: steps.cache-primes.outputs.cache-hit != 'true'
+      run: ./generate-primes.sh -d prime-numbers
+    - name: Use Prime Numbers
+      run: ./primes.sh -d prime-numbers
\ No newline at end of file
diff --git a/.forgejo/workflows/demo.yaml b/.forgejo/workflows/demo.yaml
new file mode 100644
index 0000000..fa9a799
--- /dev/null
+++ b/.forgejo/workflows/demo.yaml
@@ -0,0 +1,8 @@
+on: [push]
+jobs:
+  ls:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: |
+          ls ${{ github.workspace }}
\ No newline at end of file
diff --git a/generate-primes.sh b/generate-primes.sh
new file mode 100755
index 0000000..aef0c0e
--- /dev/null
+++ b/generate-primes.sh
@@ -0,0 +1,52 @@
+#!/bin/bash
+
+# Function to check if a number is prime
+is_prime() {
+    local num=$1
+    if [ $num -lt 2 ]; then
+        return 1
+    fi
+    for (( i=2; i*i<=num; i++ )); do
+        if [ $((num % i)) -eq 0 ]; then
+            return 1
+        fi
+    done
+    return 0
+}
+
+# Handling arguments
+generate_primes() {
+    local count=0
+    local num=2
+    while [ $count -lt 1000 ]; do
+        if is_prime $num; then
+            echo -n "$num "
+            count=$((count + 1))
+        fi
+        num=$((num + 1))
+    done
+    echo
+}
+
+# Обработка аргументов
+while getopts "d:" opt; do
+    case $opt in
+        d)
+            file_name=$OPTARG
+            ;;
+        *)
+            echo "Usage: $0 -d <file_name>"
+            exit 1
+            ;;
+    esac
+done
+
+if [ -z "$file_name" ]; then
+    echo "No file name specified. Usage: $0 -d <file_name>"
+    exit 1
+fi
+
+# Generate prime numbers and write to file
+generate_primes > "$file_name"
+
+echo "Prime numbers successfully written to file $file_name"
\ No newline at end of file
diff --git a/primes.sh b/primes.sh
new file mode 100755
index 0000000..6484557
--- /dev/null
+++ b/primes.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+
+# Handling arguments
+while getopts "d:" opt; do
+    case $opt in
+        d)
+            file_name=$OPTARG
+            ;;
+        *)
+            echo "Usage: $0 -d <file_name>"
+            exit 1
+            ;;
+    esac
+done
+
+if [ -z "$file_name" ] || [ ! -f "$file_name" ]; then
+    echo "File not found or not specified. Usage: $0 -d <file_name>"
+    exit 1
+fi
+
+# Reading a file and converting its contents into an array
+mapfile -t numbers < <(tr ' ' '\n' < "$file_name")
+
+# Number of elements
+count=${#numbers[@]}
+echo "Number of elements: $count"
+
+# First 10 elements
+first_ten=("${numbers[@]:0:10}")
+echo "First 10 elements: ${first_ten[*]/,/, }"
+
+# Last 10 elements
+last_ten=("${numbers[@]: -10}")
+echo "Last 10 elements: ${last_ten[*]/,/, }"